SSDs / Compare

CORSAIR MP700 PRO vs Sandisk Optimus GX PRO 850P

A

Product A: CORSAIR

MP700 PRO

37 of 63 known

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B

Product B: Sandisk

Optimus GX PRO 850P

42 of 63 known

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All 63 fields

Every value links to where we found it.

Only differences

ACORSAIR MP700 PRO

BSandisk Optimus GX PRO 850P

General

5 of 9 differ

Series

MP7004Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 2026Corsair blog compares the MP700 PRO with the MP700, so the line is MP700

Optimus GX PRO2Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026Maker line name is SANDISK Optimus GX PRO

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

CSSD-F1000GBMP700PNH, CSSD-F2000GBMP700PNH, CSSD-F4000GBMP700PNH, CSSD-F1000GBMP700PRO, CSSD-F2000GBMP700PRO, CSSD-F4000GBMP700PRO, CSSD-F2000GBMP700PHX, CSSD-F4000GBMP700PHX1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026SKU CSSD-F2000GBMP700PNH on this page for the bare 2TB. The 1TB and 4TB bare drives are CSSD-F1000GBMP700PNH and CSSD-F4000GBMP700PNH. The Corsair comparison article lists the same three numbers2Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pro/mp700-pro-2tb-with-air-cooler-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700proRead 14 October 2026Page SKU CSSD-F2000GBMP700PRO for the 2TB with air cooler. The capacity selector lists 1 TB, 2 TB and 4 TB. The numbers CSSD-F1000GBMP700PRO and CSSD-F4000GBMP700PRO come from SKU data in the Corsair store page and from Club386's table, which lists a heatsink version at all three capacities. The page showed the 2TB out of stock on 2026-10-143Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700phx/mp700-pro-2tb-hydro-x-series-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700phxRead 14 October 2026Page SKU CSSD-F2000GBMP700PHX for the 2TB Hydro X. Capacity selector lists 2 TB and 4 TB. CSSD-F4000GBMP700PHX comes from the Corsair store SKU data4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 2026Lists CSSD-F1000GBMP700PNH, CSSD-F2000GBMP700PNH and CSSD-F4000GBMP700PNH (4TB available later this year)9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

SDSG81100TAH-000E0, SDSG81100TAH, SDSG81200TAH-000E0, SDSG81200TAH, SDSG81400TAH-000E0, SDSG81400TAH, SDSG81800TAH-000E0, SDSG81800TAH, WDBBYV0010BNC-WRSN, WDBBYV0020BNC-WRSN, WDBBYV0040BNC-WRSN1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Model numbers SDSG81100TAH, SDSG81200TAH, SDSG81400TAH and SDSG81800TAH. The product page adds the -000E0 suffix. The WD_BLACK SN850P numbers are from the Western Digital data sheet2Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026SKUs SDSG81100TAH-000E0, SDSG81200TAH-000E0, SDSG81400TAH-000E0 and SDSG81800TAH-000E03Maker spec sheet (PDF)cdn.thefpsreview.com/wp-content/uploads/2023/06/WD_BLACK-SN850P-Datasheet.pdfRead 23 October 2026WD_BLACK SN850P NVMe SSD for PS5 consoles data sheet (June 2023, copy hosted by The FPS Review): 1TB WDBBYV0010BNC-WRSN, 2TB WDBBYV0020BNC-WRSN, 4TB WDBBYV0040BNC-WRSN. Same speeds, TBW and 5-year warranty as the Sandisk data sheet. The 8TB model of that line is not in this data sheet and its number is not stored

GTIN / EAN

Not available

619659232054, 619659232047, 619659232030, 6196592320232Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026UPC in the page data: 619659232054 (1TB), 619659232047 (2TB), 619659232030 (4TB), 619659232023 (8TB)

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

14 November 20235Press releaseaphnetworks.com/news/27978-corsair-launches-mp700-pro-pcie-50-x4-m2-ssdsRead 14 October 2026Corsair press release, republished by APH Networks on 2023-11-14. PCWorld and KitGuru reviewed the drive the same day

7 June 20234Press articlethefpsreview.com/2023/06/08/western-digital-launches-wd_black-sn850p-nvme-ssd-for-ps5-consoles-including-4-tb-version-for-549-99Read 23 October 2026The FPS Review, 8 June 2023: Western Digital launches the WD_BLACK SN850P, available through its web store and participating retailers, 4TB at $549.99. TechRadar and ComputerBase published on 7 June 2023, which is stored

Status

Available1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Corsair store showed the 2TB and 4TB in stock on 2026-10-14 and listed the 2TB with a Best Seller badge

Available2Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026Product page lists four capacities. The page prices are current store prices and are not used

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

$249.995Press articletechradar.com/news/wd-blacks-latest-ssd-for-ps5-is-here-and-its-not-cheapRead 23 October 2026TechRadar, 7 June 2023: 1TB $159.99, 2TB $249.99, 4TB $549.99, US. Tom's Guide reported $149 and $229 for 1TB and 2TB at the same launch, which differs. Not stated as MSRP, but the launch price of the WD_BLACK SN850P. Sandisk's 2026 Optimus listing prices are higher and are not launch prices of this hardware

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

€221.996Press articlecomputerbase.de/2023-06/wd-black-sn850p-die-sn850x-ssd-kostet-mit-ps5-lizenz-deutlich-mehrRead 23 October 2026ComputerBase, 7 June 2023: the WD_BLACK SN850P is available from the maker's shop at 138.99 EUR (1TB), 221.99 EUR (2TB) and 463.99 EUR (4TB), Germany, including VAT. No euro price found for the 8TB

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

Not available

ColoursiThe maker's own colour names

Not available

Not available

Form factoriPhysical size of the drive. External is any drive in its own case that connects by cable. A drive sold in two M.2 lengths is two products. Xbox expansion card is a card for the storage expansion slot of an Xbox Series console.

M.2 22801Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page says compact M.2 2280 form factor

M.2 22801Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Form factor row reads M.2 2280-S3-M for 1TB and 2TB and M.2 2280-D5-M for 4TB and 8TB

CapacityiNominal capacity before formatting, in decimal GB. A published 1 TB is 1000 GB. A published 1024GB stays 1024. The marketed capacity is stored, not a raw or usable figure from the same table, such as OWC's 2048 GB total and 1920 GB usable for a 2.0TB drive.

1 TB, 2 TB, 4 TB1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Capacity selector offers 1 TB, 2 TB and 4 TB. The 1TB listing was out of stock in the Corsair store on 2026-10-14. The 2TB and 4TB were in stock9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

1 TB, 2 TB, 4 TB, 8 TB1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 20261GB = 1 billion bytes and 1TB = 1 trillion bytes. Capacities 1TB, 2TB, 4TB, 8TB

Interface

2 of 5 differ

InterfaceiFastest host connection the drive is rated for. The PCIe generation of an NVMe drive is its own field. A Thunderbolt drive that also works over USB uses its Thunderbolt version.

PCIe NVMe1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026

PCIe NVMe1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Interface row reads PCIe 4.0 x4 NVMe 1.4. Footnote 9: backwards compatible with PCIe 3.0 x4, 3.0 x2, 3.0 x1, 2.0 x4, 2.0 x2 and 2.0 x1

PCIe generationiHighest PCIe generation the drive supports, e.g. 5 for PCIe 5.0. NVMe drives only. A drive rated for PCIe 4.0 x4 or 5.0 x2 is 5 with 2 lanes, and the source note names both modes.

51Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026

41Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026

PCIe lanesiLanes the drive uses at its highest PCIe generation, usually 4. NVMe drives only.

41Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026

41Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026

NVMe versioniVersion of the NVMe specification as published. A revision letter is left out, so 2.0d is stored as 2.0.

2.01Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page says PCIe Gen5 x4 combines with the NVMe 2.0 interface

1.41Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Interface row reads PCIe 4.0 x4 NVMe 1.4

Detachable cableiExternal drives. No means the cable is fixed to the drive.

Not available

Not available

Hardware

5 of 7 differ

ControlleriController maker and model as named by the maker or a review. On an external drive, the controller of the SSD inside, not the USB or Thunderbolt bridge chip. The bridge chip goes in the source note.

Phison E266Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Phison PS5026-E267Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026Phison PS5026-E26, 8 channels. Firmware EQFM22.19Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

Sandisk in-house9Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-reviewRead 23 October 2026Specifications table reads Sandisk Proprietary for every capacity. The maker names no controller

Flash typeiBits stored in each flash cell. TLC stores three and QLC stores four. A maker can use another flash type in some capacities, so it is per variant.

TLC1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page says high-density 3D TLC NAND6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20263D TLC

TLC1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026NAND row reads SANDISK TLC 3D NAND. The data sheet gives no flash generation or layer count

Flash memoryiFlash maker and generation as named by the maker or a review.

Micron B58R TLC7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026232-layer Micron B58R TLC NAND, two 512GB packages per side on the 2TB9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

Not available

Flash layersiStacked layers of the 3D flash, from the maker or a review.

2327Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026232 layers9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 202610Reviewpcworld.com/article/2136702/corsair-mp700-pro-ssd-review.htmlRead 14 October 2026232-layer TLC

Not available

DRAM cacheiDRAM is a memory chip on the drive. HMB is a drive without DRAM that borrows host memory. None has neither. HMB not stated is a drive without DRAM where no source says whether it borrows host memory. An external drive counts when a source names the cache of the drive inside.

DRAM7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026One SK hynix 4GB DDR4-4266 package on the 2TB (H9HCNNNCPUML)

DRAM1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026DRAM cache row reads Yes. The data sheet gives no size

DRAM cache sizeiSize of the DRAM on the drive. Any DRAM type counts, such as DDR4 or LPDDR4X. Host memory buffer (HMB) is not DRAM on the drive.

4GB6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Table says 2096 MB for 1TB and 4096 MB for 2TB. Read as 2 GB and 4 GB, since KitGuru and PCWorld say 2 GB per 1 TB7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 20269Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 20262GB, 4GB and 8GB for 1TB, 2TB and 4TB. The 8GB figure is Club386's only, since no other page was found that states the 4TB DRAM10Reviewpcworld.com/article/2136702/corsair-mp700-pro-ssd-review.htmlRead 14 October 20262 GB per 1 TB

1GB9Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-reviewRead 23 October 20262TB sample has 1GB of DDR4 DRAM, half the usual 2GB and half of the review's 2TB WD_BLACK SN850X sample. Other capacities are not stated. The flash is likely BiCS5, but the review hedges and says BiCS6 is possible, so no flash generation is stored

Component sidesiWhether chips sit on one or both sides of the board. Thin laptops and some handhelds need single-sided drives. M.2 drives only. The M.2 module code states it: S is single-sided and D is double-sided, e.g. 2280-S3-M or 2280-D5-M.

Double-sided7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 20262TB air cooler unit: 'dual-sided format', with the controller, DRAM and two NAND packages on one side and another NAND pair on the other. The 1TB and 4TB are not stated

Single-sided1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Module code in the form factor row: S means single-sided and D means double-sided. 1TB and 2TB are 2280-S3-M, 4TB and 8TB are 2280-D5-M. Tom's Hardware also says the bare drive is single-sided at 1TB and 2TB and double-sided at 4TB and 8TB

Performance

4 of 4 differ

Sequential read (claimed)iMaker's up-to sequential read speed for this capacity. Test conditions are in the source note.

12,400MB/s1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page says up to 12,400 MB/s sequential read and up to 11,800 MB/s write, for the line, with the footnote 'SSD cooling required'. The 1TB and 4TB pages (cssd-f1000gbmp700pnh, cssd-f4000gbmp700pnh) repeat the same line headline. Per-capacity speeds are from reviews and a Corsair article4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 20266Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Review dated 2023-11-30 copies the maker spec table: up to 12,400 MB/s read and 11,800 write (2TB), 11,700 and 9,600 (1TB). The reviewed unit was the 2TB with air cooler. The table names only two capacities7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026Review of the 2TB dated 2023-11-14. 2TB up to 12,400 and 11,800 MB/s, 1TB up to 11,700 and 9,600 MB/s9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

7,300MB/s1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Up to 7,300 MB/s for 1TB, 2TB and 4TB and 7,200 MB/s for 8TB. Sequential read 1MB, queue depth 8, 1 thread. Based on internal testing, host not named

Sequential write (claimed)iMaker's up-to sequential write speed for this capacity. Makers usually measure it inside the fast write cache.

11,800MB/s1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 20264Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 20266Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20267Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 20269Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

6,600MB/s1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Up to 6,300 MB/s (1TB) and 6,600 MB/s (2TB, 4TB, 8TB). Queue depth 8, 1 thread. Internal testing, so inside the fast write cache

Random 4K read (claimed)iMaker's up-to random read speed with 4 KB blocks. Queue depth and threads are in the source note. The maker's headline claim. Makers test at different queue depths, so compare with care. The queue depth 1 measured fields compare better.

1,500,000IOPS4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 2026Table gives up to 1.5M random read and up to 1.6M random write IOPS for the MP700 PRO, with no capacity, tool or queue depth. StorageReview and KitGuru say these are the 2TB figures6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20261,500K read and 1,600K write (2TB), 1,400K read and 1,500K write (1TB)7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 20262TB 1,500,000 read and 1,600,000 write IOPS, 1TB 1,400,000 and 1,500,0009Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

1,200,000IOPS1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Random read 4KB up to 800K IOPS (1TB) and 1.2M IOPS (2TB, 4TB, 8TB). Queue depth 32, 16 threads. 1.2M is 1200000

Random 4K write (claimed)iMaker's up-to random write speed with 4 KB blocks. Queue depth and threads are in the source note. The maker's headline claim. Makers test at different queue depths, so compare with care. The queue depth 1 measured fields compare better.

1,600,000IOPS4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 20266Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20267Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 20269Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026

1,100,000IOPS1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Random write 4KB up to 1.1M IOPS (1TB, 2TB, 4TB) and 1.2M IOPS (8TB). Queue depth 32, 16 threads

Endurance and reliability

3 of 3 differ

Endurance (TBW)iTerabytes that can be written within the warranty, as the maker rates them.

1,400TB4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 2026Endurance 1400 TBW for the MP700 PRO in this table, which fits the 2TB6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20261400 TBW (2TB), 700 TBW (1TB)7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026700 TBW for 1TB and 1400 TBW for 2TB, five-year warranty9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026700, 1,400 and 3,000 TBW for 1TB, 2TB and 4TB. Galaxus also lists 3000 TBW for the 4TB

1,200TB1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026600 TB (1TB), 1,200 TB (2TB), 2,400 TB (4TB), 4,800 TB (8TB). JEDEC client workload JESD219. Warranty is 5 years or the TBW limit, whichever comes first

MTBF or MTTF (claimed)iMean time between failures, or mean time to failure when the maker publishes MTTF. The source note says which. Some makers state it per capacity, so it is per variant.

1,600,000h4Maker product pagecorsair.com/us/en/explorer/diy-builder/storage/corsair-mp700-pro-vs-mp700Read 14 October 2026MTBF 1,600,000 hours for the MP700 PRO. StorageReview's copy of the spec table also says 1.6 million hours. Published as MTBF6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026MTBF 1.6 million hours

1,750,000h1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Published as MTTF up to 1.75M hours, Telcordia SR-332 stress testing at 25 C. Stored as 1750000

Operating temperatureiMaker's operating range. The storage range is not stored.

Min0Max70°C6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20260 to 70 C. Storage -40 to 85 C and shock 1500 G are not stored

Min0Max85°C1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 202632 to 185 F (0 to 85 C), as reported by the drive. The non-operating range of -40 to 85 C is not stored

Power

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Power while reading (claimed)iMaker's average power during sequential reads, including a figure given at the full read speed. A single average or active figure with no read and write split, such as Corsair's, is stored in both read and write, and the source note says so. A maximum figure, such as Kingston's (MAX) Read, is a peak and is not stored.

11.5W6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Table row 'Power Consumption Active 11.5W Average' with no split between read and write. KitGuru says Corsair gives 11 W for the 1TB and 11.5 W for the 2TB for average active reads and writes. Stored for both read and write7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026Corsair gives up to 11 W for the 1TB and 11.5 W for the 2TB, average active reads and writes

Not available

Power while writing (claimed)iMaker's average power during sequential writes. A single average or active figure with no read and write split is stored in both read and write, and the source note says so. A maximum figure, such as Kingston's (MAX) Write, is a peak and is not stored.

11.5W6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 20267Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026

Not available

Max power consumption (claimed)iMaker's peak or maximum power figure. Not the average while reading or writing. Kingston publishes max read and max write power apart. Store the higher one and name both in the source note.

Not available

Not available

Average power in light use (claimed)iMaker's average over a mixed client workload such as MobileMark. Not idle power and not read or write power.

Not available

Not available

Idle power (claimed)iMaker's idle power in the PS3 state with APST on, or the state the maker calls low-power idle. On a SATA drive, Slumber counts as low-power idle. A plain idle figure with no low-power state, often near 1 W, is active idle and is not stored. Samsung's Idle with DIPM on is a SATA link power state, so it counts as low-power idle.

Not available

Not available

Sleep power (claimed)iMaker's power in the deepest sleep state, PS4 or L1.2. On a SATA drive this is DevSleep.

85mW6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026DEVSLP PS4 under 85 mW, published as less than 85. Stored as 85

Not available

Measured

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Sequential read (measured)iCrystalDiskMark SEQ1M Q8T1 read result from a reviewer. Host and slot are in the source note. KitGuru's default profile counts as SEQ1M Q8T1.

12,397MB/s8Measurementkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-review/all/1Read 14 October 20262TB with air cooler. CrystalDiskMark 8.0.4 default profile with NVMe settings, 5 runs, 1 GiB test size, drive 0% filled. SEQ1M Q8T1 read 12,397.07 MB/s, read from the screenshot. The text says 12,397. Bench AMD Ryzen 7 7700X, Gigabyte X670E Aorus Xtreme, drive wiped with HDDerase v4. The reviewed unit had the air cooler, so the value is in that row and in the base

6,978MB/s10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 20262TB with the PlayStation heatsink. CrystalDiskMark peak sequential read 1MB QD8: 6,978 MB/s, read from the chart. KitGuru has no review of this drive, so Tom's Hardware is the CrystalDiskMark source. Intel Core i9-12900K, Asus ROG Maximus Z790 Hero, drive prefilled to 50 percent and tested as a secondary drive with active cooling. The test file size is not stated in the review

Sequential write (measured)iCrystalDiskMark SEQ1M Q8T1 write result from a reviewer. Host and slot are in the source note.

11,822MB/s8Measurementkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-review/all/1Read 14 October 2026SEQ1M Q8T1 write 11,821.97 MB/s in the same screenshot, rounded to 11822. The text says 11,821

6,391MB/s10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 2026Peak sequential write 1MB QD8: 6,391 MB/s, same bench

Random 4K read at queue depth 1 (measured)iCrystalDiskMark RND4K Q1T1 read result from a reviewer. Small reads one at a time, close to everyday use. KitGuru's 4K QD1 1 Thread test counts as RND4K Q1T1. A CrystalDiskMark result printed in IOPS is stored as IOPS x 4096 / 1,000,000 MB/s, the way CrystalDiskMark converts.

86.68MB/s8Measurementkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-review/all/1Read 14 October 2026RND4K Q1T1 read 86.68 MB/s, same screenshot

95.56MB/s10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 2026Random read 4KB QD1: 23,329 IOPS, read from the chart, stored as IOPS x 4096 / 1,000,000, which is 95.56 MB/s

Random 4K write at queue depth 1 (measured)iCrystalDiskMark RND4K Q1T1 write result from a reviewer. A CrystalDiskMark result printed in IOPS is stored as IOPS x 4096 / 1,000,000 MB/s, the way CrystalDiskMark converts.

319.34MB/s8Measurementkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-review/all/1Read 14 October 2026RND4K Q1T1 write 319.34 MB/s, same screenshot

403.61MB/s10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 2026Random write 4KB QD1: 98,538 IOPS, read from the chart, stored as 403.61 MB/s

Write cache size (measured)iData written at full speed in one long sequential write on an empty drive before the speed drops.

Not available

595GB10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 20262TB. Iometer sequential write for 15 minutes: over 6.46 GB/s for just over 92 seconds, a cache of 595GB

Write speed after the cache (measured)iWrite speed in the first state after the fast cache is full, when the drive writes straight to TLC or QLC. Tom's Hardware calls it TLC mode. The slower folding state and the lowest dip are not stored. Only from a long sequential write test.

Not available

1,600MB/s10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 2026After the cache the drive writes to native TLC at 1.6 GB/s. The text gives a rounded figure

3DMark Storage BenchmarkiOverall score measured by a reviewer. Host and slot are in the source note. From StorageReview only. Tom's Hardware scores the same drive about 30 percent higher, so other reviewers are not mixed in.

Not available

Not available

Highest temperature under load (measured)iHighest drive sensor reading in a sustained write test of 10 minutes or more, on the bare drive unless the row is a heatsink version. Short benchmark runs do not count. Heatsink, airflow and room temperature go in the source note.

Not available

54°C10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 20262TB with the heatsink fitted: maximum temperature 54 C on the drive's primary composite sensor, about 22 C ambient, active cooling on the bench. The review does not describe the test behind the figure. Tom's Hardware runs its 15-minute sequential write test on every drive and says its testing is meant to heat the drive to a realistic ceiling

Idle power (measured)iReviewer's idle reading. Power-saving settings such as ASPM are in the source note. A value read from a chart image counts when the source note says "read from chart".

Not available

1,220mW10Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-review/2Read 23 October 20262TB. Quarch PPM idle power with ASPM/LPM disabled, 1,220 mW, read from chart

Cooling and build

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HeatsinkiVersions sold. The base lists every version and each variant row lists its own. A water block or a cooler with a fan counts as a heatsink. A thermal pad or label alone is bare. A heatsink in the box that the buyer fits, as on the XPG MARS 980 BLADE, counts as with heatsink.

Without heatsink, With heatsink1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026The bare drives ship without a heatsink. The Corsair guide and the launch release name two more versions, one with an air cooler and one with a Hydro X Series water block, each its own row2Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pro/mp700-pro-2tb-with-air-cooler-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700proRead 14 October 2026Same line headline of 12,400 and 11,800 MB/s. Described as an included active air cooler. Reviews describe an aluminium heatsink with a small fan on a SATA power lead3Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700phx/mp700-pro-2tb-hydro-x-series-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700phxRead 14 October 2026Hydro X Series water block for custom loops, stored as a with_heatsink row since the schema has no water block option5Press releaseaphnetworks.com/news/27978-corsair-launches-mp700-pro-pcie-50-x4-m2-ssdsRead 14 October 2026Release names three cooling options: the drive alone, a fully assembled Air Cooler and a Hydro X Series pre-assembled water block6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Review names three versions: no heatsink, an active cooling model and a Hydro X water cooler. It tested the 2TB air cooler model. A spec weight of 0.034 and KitGuru's 97 g for the air cooler version conflict, so no weight is stored9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026Air cooler heatsink about 30 mm tall with a 20 mm fan

With heatsink1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Every model has the exclusive PlayStation heatsink. No bare version is sold

RGB lightingiAny version sold has lighting the user can set. A status LED alone does not count. Leave it out when no version has lighting. The Heatsink rows show which version has it.

Not available

Not available

Dust and water ratingiPublished IP rating of an external drive.

Not available

Not available

Drop test heightiMaker-published tested height. Surface and conditions are in the source note.

Not available

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Security and software

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SecurityiFeatures the maker names for the drive. Encryption done by host software does not count. ATA Security passthrough counts as password protection.

AES 256-bit hardware encryption6Reviewstoragereview.com/review/corsair-mp700-pro-gen5-ssd-reviewRead 14 October 2026Encryption row reads AES 256-bit9Reviewclub386.com/corsair-mp700-pro-2tb-ssd-review-knocking-it-out-of-the-parkRead 14 October 2026Hardware encryption: Yes for all three capacities. The bit length comes from StorageReview

Not available

Software

Corsair SSD Toolbox1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page lists CORSAIR SSD Toolbox 2.0 Preview and CORSAIR SSD Toolbox v1.2.6.9 as downloads7Reviewkitguru.net/components/ssd-drives/simon-crisp/corsair-mp700-pro-2tb-reviewRead 14 October 2026Corsair SSD Toolbox, with SMART data, firmware updates, secure wipe and disk cloning

SanDisk Dashboard9Reviewtomshardware.com/pc-components/ssds/sandisk-optimus-gx-pro-850p-2tb-ssd-reviewRead 23 October 2026Sandisk Dashboard, an SSD toolbox, and Acronis True Image for Sandisk. The heatsink has no RGB

Compatibility

1 of 1 differ

PlatformsiPlatforms the maker names for this drive. A PS5 needs a heatsink on an internal drive. PC is for a maker that writes Client PCs or PC without naming an operating system. Handheld PCs go in Other with a source note.

Not available

PS5, Windows1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026System compatibility row reads PlayStation 5, PlayStation 5 Pro, Windows 10+. Footnote 10: PC compatibility is not tested or endorsed by Sony Interactive Entertainment

Dimensions and weight

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DimensionsiLength is the long side. Height is the thickness, including a fitted heatsink. As the maker publishes it. A maximum counts. Length is the long side even when the maker lists the width first.

Not available

Length80Width24.46Height9.89mm(3.1 × 1 × 0.4 in)1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026Drive with its PlayStation heatsink. Length 80 mm and width 24.46 mm for every capacity, height 9.89 mm for 1TB and 2TB and 10.31 mm for 4TB and 8TB. Footnote 8: length and width vary by +/-0.5 mm. Base is the 2TB

WeightiDrive alone, with a heatsink when it is sold fitted. No cable and no packaging. As the maker publishes it. A maximum counts. Not a measured weight.

Not available

24g(0.8 oz)1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 202624 g for 1TB and 2TB and 30.4 g for 4TB and 8TB, with heatsink. Footnote 8: weight varies by +/-10 percent. The Sandisk product page and the WD_BLACK SN850P data sheet give 30.4 g for 1TB and 2TB as well. The newer Sandisk data sheet is stored

In the box

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In the box

MP700 PRO M.2 SSD (no included heatsink, separate cooling required), MP700 PRO M.2 SSD (with included cooler), MP700 PRO M.2 SSD (with included water block)1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Package Contents row of the bare drive pages: 'MP700 PRO M.2 SSD (no included heatsink, separate cooling required)'. The 4TB page says 'separate cooler required'. The air cooler and Hydro X pages are listed separately2Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pro/mp700-pro-2tb-with-air-cooler-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700proRead 14 October 2026Package Contents row: 'MP700 PRO M.2 SSD (with included cooler)'3Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700phx/mp700-pro-2tb-hydro-x-series-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700phxRead 14 October 2026Package Contents row: 'MP700 PRO M.2 SSD (with included water block)'

SANDISK Optimus GX PRO 850P NVMe SSD2Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026In The Box reads SANDISK Optimus GX PRO 850P NVMe SSD, the same on every capacity

Cables includediCables supplied with an external drive.

Not available

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Links

Not compared

Product page

www.corsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnh1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026

www.sandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssd2Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-850p-ps5-nvme-ssdRead 23 October 2026

Spec sheet

Not available

documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdf1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 2026SANDISK Optimus GX PRO 850P data sheet, 2026 copyright. It covers 1TB, 2TB, 4TB and 8TB. The product line was sold as the WD_BLACK SN850P from June 2023, see the Western Digital data sheet source

Manual

Not available

Not available

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

0 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

5years1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f2000gbmp700pnh/mp700-pro-2tb-pcie-gen5-x4-nvme-2-0-m-2-ssd-cssd-f2000gbmp700pnhRead 14 October 2026Page says comprehensive five-year warranty

5years1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-850p-nvme-ssd.pdfRead 23 October 20265 years or the maximum endurance (TBW) limit, whichever occurs first. The data sheet is global and names no market

Both are also in the API. Back to all SSDs.