Skip to content
Memory exchange coverage terminal

Every quote object. No disguised blanks.

A product-level map of the professional memory-price workflows readers expect: DRAM, NAND, modules, GDDR, LPDDR, wafers, eMMC, UFS, memory cards, and SSDs. Public facts open directly; commercial values remain visibly license-gated instead of being copied, zero-filled, or replaced with a different metric.

Product-level exchange map

The 61 visible quote objects are now first-class records

Gb die density and GB finished-device capacity stay distinct. Spot, contract, fixed reference, and street prices never share an unlabeled series.

61 of 61 shown
DRAMeXchange workflow and quote-object coverage catalog
Quote objectBoard / basisObject / specificationExpected quote fieldsNumeric accessPublic context
DDR5 16Gb (2Gx8) 4800/5600DDR5 · 16 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die2Gx8 organization · 4800/5600 speed classdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR5 16Gb public fixed-price referenceGovernment-reported monthly fixed reference; organization, speed grade, eTT state, and commercial quote basis are not inferred.
DDR5 16Gb (2Gx8) eTTDDR5 · 16 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die2Gx8 organization · eTT gradedaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR5 16Gb public fixed-price referenceGovernment-reported monthly fixed reference; organization, speed grade, eTT state, and commercial quote basis are not inferred.
DDR4 16Gb (2Gx8) 3200DDR4 · 16 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die2Gx8 organization · 3200 speed classdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 16Gb (2Gx8) eTTDDR4 · 16 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die2Gx8 organization · eTT gradedaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 8Gb (1Gx8) 3200DDR4 · 8 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die1Gx8 organization · 3200 speed classdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR4 8Gb public fixed-price referenceGovernment-reported monthly fixed reference, not a live spot quote, contract reference, manufacturer price, or the specified 3200/eTT series.
DDR4 8Gb (1Gx8) eTTDDR4 · 8 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die1Gx8 organization · eTT gradedaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR4 8Gb public fixed-price referenceGovernment-reported monthly fixed reference, not a live spot quote, contract reference, manufacturer price, or the specified 3200/eTT series.
DDR3 4Gb 512Mx8 1600/1866DDR3 · 4 Gb densityDRAM Spotcommercial spot quote · daily; up to three source updates per daymemory die512Mx8 organization · 1600/1866 speed classdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR3 4Gb annual-average public spot referenceAnnual average, not the commercial daily/session quote board; source specification and period remain attached.
DDR5 UDIMM 16GB 4800/5600DDR5 · 16 GB capacityModule Spotcommercial module spot quote · weeklymemory moduleUDIMM · 4800/5600 speed classweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR5 RDIMM 32GB 4800/5600DDR5 · 32 GB capacityModule Spotcommercial module spot quote · weeklymemory moduleRDIMM · 4800/5600 speed classweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 UDIMM 16GB 3200DDR4 · 16 GB capacityModule Spotcommercial module spot quote · weeklymemory moduleUDIMM · 3200 speed classweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
SLC 2Gb 256Mx8SLC NAND · 2 Gb densityNAND Flash Spotcommercial spot quote · daily; up to three source updates per daymemory die256Mx8 organization · SLCdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
SLC 1Gb 128Mx8SLC NAND · 1 Gb densityNAND Flash Spotcommercial spot quote · daily; up to three source updates per daymemory die128Mx8 organization · SLCdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
MLC 64Gb 8Gx8MLC NAND · 64 Gb densityNAND Flash Spotcommercial spot quote · daily; up to three source updates per daymemory die8Gx8 organization · MLCdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
MLC 32Gb 4Gx8MLC NAND · 32 Gb densityNAND Flash Spotcommercial spot quote · daily; up to three source updates per daymemory die4Gx8 organization · MLCdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
GDDR5 8GbGDDR5 · 8 Gb densityGDDR Spotcommercial spot quote · weeklymemory die8Gb graphics DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
GDDR6 8GbGDDR6 · 8 Gb densityGDDR Spotcommercial spot quote · weeklymemory die8Gb graphics DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR3 32GbLPDDR3 · 32 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package32Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR3 16GbLPDDR3 · 16 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package16Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR3 8GbLPDDR3 · 8 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package8Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR4 32GbLPDDR4 · 32 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package32Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR4 16GbLPDDR4 · 16 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package16Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR4 8GbLPDDR4 · 8 Gb densityLPDDR Spotcommercial spot quote · weeklymobile memory package8Gb mobile DRAM quote objectweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
TLC 512Gb Wafer SpotTLC NAND · 512 Gb densityNAND Wafer Spotcommercial wafer-market spot quote · weeklyNAND market item512Gb TLC wafer-market quote identityweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
TLC 256Gb Wafer SpotTLC NAND · 256 Gb densityNAND Wafer Spotcommercial wafer-market spot quote · weeklyNAND market item256Gb TLC wafer-market quote identityweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
TLC 128Gb Wafer SpotTLC NAND · 128 Gb densityNAND Wafer Spotcommercial wafer-market spot quote · weeklyNAND market item128Gb TLC wafer-market quote identityweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 128GBeMMC · 128 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package128GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 64GBeMMC · 64 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package64GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 32GBeMMC · 32 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package32GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 16GBeMMC · 16 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package16GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 8GBeMMC · 8 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package8GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 4GBeMMC · 4 GB capacityeMMC Spotcommercial spot quote · weeklymanaged storage package4GB managed NAND packageweekly high · weekly low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
microSD 16GBmicroSD · 16 GB capacityMemory Card Spotcommercial finished-card spot quote · daily; up to three source updates per daymemory cardFinished microSD card · 16GBdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
microSD 32GBmicroSD · 32 GB capacityMemory Card Spotcommercial finished-card spot quote · daily; up to three source updates per daymemory cardFinished microSD card · 32GBdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
microSD 64GBmicroSD · 64 GB capacityMemory Card Spotcommercial finished-card spot quote · daily; up to three source updates per daymemory cardFinished microSD card · 64GBdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
microSD 128GBmicroSD · 128 GB capacityMemory Card Spotcommercial finished-card spot quote · daily; up to three source updates per daymemory cardFinished microSD card · 128GBdaily high · daily low · session high · session low · session average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR5X 16GBLPDDR5X · 16 GB capacityMobile DRAM Contractcommercial contract reference · quarterlymobile memory package16GB mobile DRAM packagehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR5X 12GBLPDDR5X · 12 GB capacityMobile DRAM Contractcommercial contract reference · quarterlymobile memory package12GB mobile DRAM packagehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR5X 8GBLPDDR5X · 8 GB capacityMobile DRAM Contractcommercial contract reference · quarterlymobile memory package8GB mobile DRAM packagehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR4X 8GBLPDDR4X · 8 GB capacityMobile DRAM Contractcommercial contract reference · quarterlymobile memory package8GB mobile DRAM packagehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
LPDDR4X 4GBLPDDR4X · 4 GB capacityMobile DRAM Contractcommercial contract reference · quarterlymobile memory package4GB mobile DRAM packagehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 128GB MLCeMMC · 128 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageeMMC · 128GB · MLChigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 64GB TLCeMMC · 64 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageeMMC · 64GB · TLChigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
UFS 256GBUFS · 256 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageUFS · 256GB · source-listed cell type retained at sourcehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 8GB MLCeMMC · 8 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageeMMC · 8GB · MLChigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
eMMC 32GB TLCeMMC · 32 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageeMMC · 32GB · TLChigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
UFS 128GBUFS · 128 GB capacityeMMC / UFS Contractcommercial contract reference · quarterlymanaged storage packageUFS · 128GB · source-listed cell type retained at sourcehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
1TB mSATA / M.2 TLC PCIe Value GradeClient SSD · 1000 GB capacityPC-Client OEM SSD Contractcommercial OEM contract reference · quarterlyfinished SSDmSATA / M.2 · TLC · PCIe value gradehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
512GB mSATA / M.2 TLC PCIe Value GradeClient SSD · 512 GB capacityPC-Client OEM SSD Contractcommercial OEM contract reference · quarterlyfinished SSDmSATA / M.2 · TLC · PCIe value gradehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
256GB mSATA / M.2 TLC PCIe Value GradeClient SSD · 256 GB capacityPC-Client OEM SSD Contractcommercial OEM contract reference · quarterlyfinished SSDmSATA / M.2 · TLC · PCIe value gradehigh · low · average · change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
ADATA Ultimate SU650 960GBClient SSD · 960 GB capacityWorldwide SSD Streetcommercial street / retailer reference · biweeklyfinished SSDADATA · SATA 6Gb/s · retailer discovery recordretailer · market · model · capacity · interface · listed offer · changeFields modeled; restricted numeric values are not stored.Outbound onlyOpen source board No same-object open seriesNo proxy or zero is substituted.
Kimtigo TP5000 1TBClient SSD · 1000 GB capacityWorldwide SSD Streetcommercial street / retailer reference · biweeklyfinished SSDKimtigo · PCIe 4.0 · retailer discovery recordretailer · market · model · capacity · interface · listed offer · changeFields modeled; restricted numeric values are not stored.Outbound onlyOpen source board No same-object open seriesNo proxy or zero is substituted.
Samsung 990 Pro 1TBClient SSD · 1000 GB capacityWorldwide SSD Streetcommercial street / retailer reference · biweeklyfinished SSDSamsung · PCIe 4.0 x4 · retailer discovery recordretailer · market · model · capacity · interface · listed offer · changeFields modeled; restricted numeric values are not stored.Outbound onlyOpen source board No same-object open seriesNo proxy or zero is substituted.
PNY CS2150 2TBClient SSD · 2000 GB capacityWorldwide SSD Streetcommercial street / retailer reference · biweeklyfinished SSDPNY · PCIe 5.0 x4 · retailer discovery recordretailer · market · model · capacity · interface · listed offer · changeFields modeled; restricted numeric values are not stored.Outbound onlyOpen source board No same-object open seriesNo proxy or zero is substituted.
Silicon Power US75 1TBClient SSD · 1000 GB capacityWorldwide SSD Streetcommercial street / retailer reference · biweeklyfinished SSDSilicon Power · PCIe 4.0 x4 · retailer discovery recordretailer · market · model · capacity · interface · listed offer · changeFields modeled; restricted numeric values are not stored.Outbound onlyOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR5 8GB SO-DIMMDDR5 · 8 GB capacityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory moduleSO-DIMM · 8GB modulehigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 16GB SO-DIMMDDR4 · 16 GB capacityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory moduleSO-DIMM · 16GB modulehigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 8GB SO-DIMMDDR4 · 8 GB capacityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory moduleSO-DIMM · 8GB modulehigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 16Gb 2Gx8DDR4 · 16 Gb densityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory die2Gx8 organizationhigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR4 8Gb 1Gx8DDR4 · 8 Gb densityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory die1Gx8 organizationhigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board DDR4 8Gb public fixed-price referenceGovernment-reported monthly fixed reference, not a live spot quote, contract reference, manufacturer price, or the specified 3200/eTT series.
DDR4 4Gb 256Mx16DDR4 · 4 Gb densityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory die256Mx16 organizationhigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
DDR3 4Gb 256Mx16DDR3 · 4 Gb densityDRAM Contractcommercial contract reference · monthly / source-defined release windowmemory die256Mx16 organizationhigh · low · average · average change · low change · historyFields modeled; restricted numeric values are not stored.Licensed feed requiredOpen source board No same-object open seriesNo proxy or zero is substituted.
Workflow ledger

All 19 price-center workflows are separated by basis

The screenshot contains 14 visible boards; the official price-information taxonomy adds Server DIMM, Specialty DRAM, NAND wafer contract, enterprise SSD, and DXI workflows.

daily; up to three source updates per dayDRAM Spot

specified DRAM die · commercial spot quote

7 normalized quote objects

Open source
daily; up to three source updates per dayNAND Flash Spot

specified NAND die · commercial spot quote

4 normalized quote objects

Open source
monthly / source-defined release windowDRAM Contract

specified DRAM die or module · commercial contract reference

7 normalized quote objects

Open source
monthlyNAND Flash Contract in Memory Card / UFD

NAND used in finished removable storage · commercial contract reference

Board-level workflow; source roster controls item availability

Open source
weeklyModule Spot

finished memory module · commercial module spot quote

3 normalized quote objects

Open source
monthlyServer DIMM Contract

server DIMM · commercial server-module contract reference

Board-level workflow; source roster controls item availability

Open source
monthlySpecialty DRAM Contract

specialty DRAM device · commercial specialty-DRAM contract reference

Board-level workflow; source roster controls item availability

Open source
weeklyGDDR Spot

graphics DRAM die · commercial spot quote

2 normalized quote objects

Open source
weeklyLPDDR Spot

mobile DRAM die or package · commercial spot quote

6 normalized quote objects

Open source
weeklyNAND Wafer Spot

NAND wafer-market item · commercial wafer-market spot quote

3 normalized quote objects

Open source
monthlyNAND Wafer Contract

NAND wafer-market item · commercial wafer-market contract reference

Board-level workflow; source roster controls item availability

Open source
weeklyeMMC Spot

managed NAND package · commercial spot quote

6 normalized quote objects

Open source
quarterlyeMMC / UFS Contract

managed NAND package · commercial contract reference

6 normalized quote objects

Open source
quarterlyMobile DRAM Contract

mobile memory package · commercial contract reference

5 normalized quote objects

Open source
daily; up to three source updates per dayMemory Card Spot

finished microSD card · commercial finished-card spot quote

4 normalized quote objects

Open source
quarterlyPC-Client OEM SSD Contract

finished client SSD · commercial OEM contract reference

3 normalized quote objects

Open source
quarterlyEnterprise SSD Contract

finished enterprise SSD · commercial enterprise contract reference

Board-level workflow; source roster controls item availability

Open source
biweeklyWorldwide SSD Street

branded finished SSD · commercial street / retailer reference

5 normalized quote objects

Open source
dailyDRAMeXchange Index (DXI)

proprietary index · proprietary commercial composite index

Board-level workflow; source roster controls item availability

Open source
Why the commercial numbers are not copied: the source terms reserve its database, tables, charts, and historical downloads and require prior written permission for republication or redistribution. The schema is complete today; numeric ingestion can be promoted only after a reusable license is documented.
Open numeric layer

Related public references stay visibly different

These are not replacements for a DRAMeXchange row. They are source-linked facts with different periods or bases.

adjacent public contextDDR3 4Gb annual-average public spot reference

Annual average, not the commercial daily/session quote board; source specification and period remain attached.

Open public series
adjacent public contextDDR4 8Gb public fixed-price reference

Government-reported monthly fixed reference, not a live spot quote, contract reference, manufacturer price, or the specified 3200/eTT series.

Open public series
adjacent public contextDDR5 16Gb public fixed-price reference

Government-reported monthly fixed reference; organization, speed grade, eTT state, and commercial quote basis are not inferred.

Open public series
Manufacturer boundary: the DRAM, NAND, module, GDDR, LPDDR, and contract boards are anonymous market references, not Samsung, SK hynix, Micron, or CXMT price histories. Manufacturer-specific prices are shown only when a primary, licensed, or reusable supplier source identifies that manufacturer.