SSDs / Compare
CORSAIR MP700 PRO XT vs Samsung 990 EVO Plus
Product A: CORSAIR
44 of 63 known
Change CORSAIR MP700 PRO XT
Product B: Samsung
48 of 63 known
Change Samsung 990 EVO Plus
33 of 55 fields differ
- 27 different values
- 6 known for one only
- 13 the same
- 9 missing for both
Biggest differences
Each bar uses the scale of all 84 SSDs.
- Write speed after the cacheA: 4,200MB/sB: 1,500MB/sCORSAIR is 2,700 MB/s higher.
- Random 4K read (claimed)A: 2,700,000IOPSB: 1,000,000IOPSCORSAIR is 1,700,000 IOPS higher.
- Random 4K write (claimed)A: 3,300,000IOPSB: 1,350,000IOPSCORSAIR is 1,950,000 IOPS higher.
- Write speedA: 14,500MB/sB: 6,300MB/sCORSAIR is 8,200 MB/s higher.
- Read speedA: 14,900MB/sB: 7,250MB/sCORSAIR is 7,650 MB/s higher.
- Power while writing (claimed)Lower is betterA: 6.5WB: 4.2WSamsung is 2.3 W lower.
- Power while reading (claimed)Lower is betterA: 6.5WB: 4.6WSamsung is 1.9 W lower.
Weight
0 to 150 g
All 63 fields
Every value links to where we found it.


General
5 of 9 differ
Series
Not available
Model numbers
CSSD-F10GBMP700PXNH, CSSD-F20GBMP700PXNH, CSSD-F40GBMP700PXNH1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f20gbmp700pxnh/mp700-pro-xt-2tb-pcie-5-0-x4-nvme-m-2-ssdRead 14 October 2026SKU on the 2TB page. The capacity selector links the 1TB (CSSD-F10GBMP700PXNH) and 4TB (CSSD-F40GBMP700PXNH) pages. All three were shown out of stock in the Corsair store on 2026-10-14
MZ-V9S1T0BW, MZ-V9S1T0B/AM, MZ-V9S2T0BW, MZ-V9S2T0B/AM, MZ-V9S4T0BW, MZ-V9S4T0B/AM1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Product lineup table: MZ-V9S1T0BW and MZ-V9S1T0B/AM (1TB), MZ-V9S2T0BW and MZ-V9S2T0B/AM (2TB), MZ-V9S4T0BW and MZ-V9S4T0B/AM (4TB)
GTIN / EAN
Not available
8806095575674, 8806095575650, 887276843674, 88727684366713Spec databasebuildcores.com/products/Storage/66os9znk9/Samsung-990-EVO-Plus-2TB-SSD-M.2-PCIe-5.0-X2-NVMeRead 14 October 20262TB: UPC 887276843674 for MZ-V9S2T0B/AM and EAN 8806095575650 for MZ-V9S2T0BW14Retailer pagefr.alternate.be/Samsung/990-EVO-PLUS-2-To-SSD/html/product/100080170Read 14 October 20262TB, model MZ-V9S2T0BW, EAN 880609557565015Retailer pageawd-it.co.uk/samsung-990-evo-plus-1tb-pcie-4-0-5-0-hybrid-nvme-ssd-m-2-2280-mz-v9s1t0bw-read-7150mb-s-write-6300mb-s.htmlRead 14 October 20261TB, model MZ-V9S1T0BW, EAN 8806095575674. No UPC found for the 1TB16Retailer pageabt.com/Samsung-990-EVO-Plus-Gen4-NVMe-SSD-4TB-MZV9S4T0BAM/p/215234.htmlRead 14 October 20264TB, model MZ-V9S4T0B/AM, UPC 887276843667. No EAN found for the 4TB bare model number
Announced
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$249.993Press articletomshardware.com/pc-components/ssds/corsair-rolls-out-dynamic-duo-of-chart-topping-pcie-5-0-ssds-mp700-pro-xt-for-performance-enthusiasts-and-mp700-micro-for-compact-systemsRead 14 October 2026US launch prices 1TB $159.99, 2TB $249.99, 4TB $459.99. The 2025-12-17 review calls them MSRP. Excl. sales tax4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Spec table prices $159.99, $249.99, $459.99. Text says this is MSRP
$184.995Press releasenews.samsung.com/global/samsung-launches-990-evo-plus-ssd-with-best-in-class-performance-speeds-supported-by-pcie-4-0Read 14 October 2026MSRP worldwide in USD: 1TB $109.99, 2TB $184.99, 4TB $344.99. Excl. sales tax6Press releasenews.samsung.com/us/samsung-launches-990-evo-plus-ssd-with-improved-performance-speeds-supported-by-pcie-4-0Read 14 October 2026US MSRP 1TB $109.99, 2TB $184.99, 4TB $344.99
Markets
Not available
Not available
Form factor
Capacity
Interface
1 of 5 differ
Interface
PCIe generation
PCIe lanes
NVMe version
Detachable cable
Not available
Not available
Hardware
5 of 7 differ
Controller
Phison E284Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Spec table reads Phison E28 for all capacities. Review dated 2025-12-176Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Phison PS5028-E28, 8-channel, 6 nm9Reviewpcgameshardware.de/SSD-Hardware-255552/Tests/Corsair-MP700-Pro-XT-Phison-Controller-2TB-1485264/4Read 14 October 2026Phison PS5028-E28, firmware ESFM10.1
Samsung Piccolo8Reviewtomshardware.com/pc-components/ssds/samsung-990-evo-plus-ssd-reviewRead 14 October 2026Specs table lists Samsung Piccolo for 1TB, 2TB and 4TB. Maker says only Samsung in-house controller. Review notes a 5 nm controller, four channels10Reviewkitguru.net/components/ssd-drives/simon-crisp/samsung-ssd-990-evo-plus-2tb-ssd-reviewRead 14 October 2026Names the in-house Samsung Piccolo controller, a four-channel DRAM-less 5 nm design with HMB
Flash type
Flash memory
Kioxia/Sandisk BiCS8 TLC4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Spec table reads Kioxia/Sandisk 218-Layer TLC (BiCS8). The teardown says Kioxia flash in 8Tb (1TB) packages, two NAND packages on the 2TB6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026
Flash layers
2184Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026218 layers, BiCS86Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026BiCS8 218-layer 3D TLC NAND, two 1TB packages on the 2TB
2368Reviewtomshardware.com/pc-components/ssds/samsung-990-evo-plus-ssd-reviewRead 14 October 2026236 layers, V8 flash, same flash on all three capacities10Reviewkitguru.net/components/ssd-drives/simon-crisp/samsung-ssd-990-evo-plus-2tb-ssd-reviewRead 14 October 2026Samsung's 8th generation 236-layer V-NAND TLC, a single NAND package on the 2TB
DRAM cache
DRAM cache size
2GB2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026LPDDR4: 1 GB, 2 GB and 4 GB for 1TB, 2TB and 4TB4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026LPDDR4x on all capacities6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 20262GB LPDDR4 on the 2TB, sized 1GB per 1TB
Not available
Component sides
Single-sided4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026The 2TB is a single-sided drive. The review only guesses that the 4TB is also single-sided from its equal dimensions, so only the 2TB row states it6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 20262TB is built on a single-sided format. Product label has a copper layer and there is no heatsink
Single-sided8Reviewtomshardware.com/pc-components/ssds/samsung-990-evo-plus-ssd-reviewRead 14 October 2026Specs table lists M.2 2280 (SS) for all three capacities. The 2TB uses one NAND package, and the 4TB is also single-sided10Reviewkitguru.net/components/ssd-drives/simon-crisp/samsung-ssd-990-evo-plus-2tb-ssd-reviewRead 14 October 2026Reviewer says the 2TB is built on a single-sided M.2 2280 format
Performance
4 of 4 differ
Sequential read (claimed)
Sequential write (claimed)
14,500MB/s1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f20gbmp700pxnh/mp700-pro-xt-2tb-pcie-5-0-x4-nvme-m-2-ssdRead 14 October 2026Page says up to 14,500 MB/s write and up to 14,900 MB/s read for the line, and that speeds vary by capacity. Footnote: random performance tested with FIO on X670, sequential with CrystalDiskMark on W790, endurance per JEDEC JESD218 client workload. The 1TB and 4TB pages (cssd-f10gbmp700pxnh, cssd-f40gbmp700pxnh) read the same2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 202614,200 (1TB), 14,500 (2TB), 14,400 (4TB) MB/s3Press articletomshardware.com/pc-components/ssds/corsair-rolls-out-dynamic-duo-of-chart-topping-pcie-5-0-ssds-mp700-pro-xt-for-performance-enthusiasts-and-mp700-micro-for-compact-systemsRead 14 October 202614,500 MB/s for 2TB, 14,400 for 4TB, 14,200 for 1TB6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Up to 14,200 (1TB), 14,500 (2TB) and 14,400 MB/s (4TB)
Random 4K read (claimed)
2,700,000IOPS2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 20261.5M (1TB), 2.7M (2TB), 2.7M (4TB), 4K random. Corsair's page footnote says random performance was tested with FIO on X6703Press articletomshardware.com/pc-components/ssds/corsair-rolls-out-dynamic-duo-of-chart-topping-pcie-5-0-ssds-mp700-pro-xt-for-performance-enthusiasts-and-mp700-micro-for-compact-systemsRead 14 October 20266Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Up to 1.5M (1TB) and 2.7M (2TB, 4TB) IOPS
1,000,000IOPS1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Published as KIOPS: 850K (1TB), 1,000K (2TB), 1,050K (4TB). The datasheet gives no queue depth. The Samsung brochure header reads QD32. Same test system as sequential2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/brochure/Samsung_990_EVO_Plus_Brochure.pdfRead 14 October 2026Table header reads Random Read (IOPS, QD32), 850K, 1,000K, 1,050K
Random 4K write (claimed)
3,300,000IOPS2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 20263.3M for all capacities3Press articletomshardware.com/pc-components/ssds/corsair-rolls-out-dynamic-duo-of-chart-topping-pcie-5-0-ssds-mp700-pro-xt-for-performance-enthusiasts-and-mp700-micro-for-compact-systemsRead 14 October 2026
1,350,000IOPS1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 20261,350K (1TB), 1,350K (2TB), 1,400K (4TB). Same test as random read2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/brochure/Samsung_990_EVO_Plus_Brochure.pdfRead 14 October 2026Table header reads Random Write (IOPS, QD32), 1,350K, 1,350K, 1,400K
Endurance and reliability
1 of 3 differ
Endurance (TBW)
1,400TB2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026Table headed manufacturer's specifications: 700 TB (1TB), 1,400 TB (2TB), 2,800 TB (4TB). Corsair's own page says only up to 5,600 TB for the line, which is not a per-capacity rating and is not stored3Press articletomshardware.com/pc-components/ssds/corsair-rolls-out-dynamic-duo-of-chart-topping-pcie-5-0-ssds-mp700-pro-xt-for-performance-enthusiasts-and-mp700-micro-for-compact-systemsRead 14 October 2026700, 1,400 and 2,800 TBW6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 20261,400 TBW for 2TB, 700 for 1TB, 2,800 for 4TB, 5-year warranty
MTBF or MTTF (claimed)
1,500,000h2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026Published as MTBF, 1,500,000 h for all three capacities. The 4TB retailer listing at avadirect.com agrees8Retailer pageavadirect.com/4TB-MP700-PRO-XT-14900-14400-MB-s-3D-TLC-NAND-PCIe-NVMe-5-0-x4-M-2-2280-SSD/Product/19622878Read 14 October 20261,500,000 hours on the 4TB listing9Reviewpcgameshardware.de/SSD-Hardware-255552/Tests/Corsair-MP700-Pro-XT-Phison-Controller-2TB-1485264/4Read 14 October 2026MTBF 1.5 million hours, 5-year warranty with 1,400 TBW for the 2TB
Operating temperature
Power
3 of 6 differ
Power while reading (claimed)
6.5W2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026Manufacturer table: 6.2 W (1TB), 6.5 W (2TB), 6.5 W (4TB). KitGuru and PCGH also give 6.5 W for the 2TB. Tom's Hardware's spec table gives 6.2 W for the 2TB, which conflicts4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Spec table lists Active Power 6.2 W (1TB), 6.2 W (2TB), 6.5 W (4TB). This differs from Igor's Lab, KitGuru and PCGH for the 2TB, which give 6.5 W. The review text says 6.5 W active at 4TB. The 6.5 W value is stored. Sequential write for the 4TB reads 14,700 MB/s in this table, but Corsair's page says up to 14,500 MB/s for the line and the Corsair-fed retailer listings (Scan, AvaDirect), Igor's Lab and KitGuru give 14,400 MB/s, so 14,400 is stored6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Corsair gives up to 6.5 W average for both active reads and writes on the 2TB, with Dev Slp power under 5 mW9Reviewpcgameshardware.de/SSD-Hardware-255552/Tests/Corsair-MP700-Pro-XT-Phison-Controller-2TB-1485264/4Read 14 October 2026Spec table: 6.5 W in operation, under 5 mW sleep, for the 2TB
Power while writing (claimed)
6.5W2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026Manufacturer table: 6.2 W (1TB), 6.5 W (2TB and 4TB), same as the read column6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026
Max power consumption (claimed)
Not available
Not available
Average power in light use (claimed)
Not available
Not available
Idle power (claimed)
Not available
Sleep power (claimed)
Measured
8 of 9 differ
Sequential read (measured)
Sequential write (measured)
Random 4K read at queue depth 1 (measured)
Random 4K write at queue depth 1 (measured)
Write cache size (measured)
Write speed after the cache (measured)
3DMark Storage Benchmark
Not available
Not available
Highest temperature under load (measured)
Idle power (measured)
Cooling and build
0 of 4 differ
Heatsink
RGB lighting
Not available
Not available
Dust and water rating
Not available
Not available
Drop test height
Not available
Not available
Security and software
2 of 2 differ
Security
AES 256-bit hardware encryption2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 2026Encryption row reads AES 256-bit for every capacity. TCG Opal is not named by the maker4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Review says Corsair states AES 256-bit encryption support. It adds that the E28 can support TCG Opal, which Corsair does not state
AES 256-bit hardware encryption, TCG Opal 2.0, IEEE 1667 (eDrive)1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Data Security row reads AES 256-bit Full Disk Encryption, TCG/Opal V2.0, Encrypted Drive (IEEE1667)
Software
Corsair SSD Toolbox1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f20gbmp700pxnh/mp700-pro-xt-2tb-pcie-5-0-x4-nvme-m-2-ssdRead 14 October 2026Utility listed as CORSAIR SSD Toolbox 2.0 Preview4Reviewtomshardware.com/pc-components/ssds/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 2026Review describes Corsair SSD Toolbox
Samsung Magician2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/brochure/Samsung_990_EVO_Plus_Brochure.pdfRead 14 October 2026Software row, Management Software: Samsung Magician software3Maker product pagesamsung.com/uk/memory-storage/nvme-ssd/990-evo-plus-2tb-nvme-pcie-gen-4-mz-v9s2t0bwRead 14 October 2026Software row, Management SW: Magician Software for SSD management
Compatibility
1 of 1 differ
Platforms
Not available
Dimensions and weight
2 of 2 differ
Dimensions
Length80Width22Height2.4mm(3.1 × 0.9 × 0.1 in)2Reviewigorslab.de/en/corsair-mp700-pro-xt-2tb-nvme-ssd-in-test-really-fast-but-only-on-the-rocks-or-with-potent-coolerRead 14 October 202680 x 22 x 2.4 mm for all capacities, written L x W x H6Reviewkitguru.net/components/simon-crisp/corsair-mp700-pro-xt-2tb-ssd-reviewRead 14 October 202622 x 80 x 2.4 mm
Length80.15Width22.15Height2.38mm(3.2 × 0.9 × 0.1 in)1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Maximum size, Max 80.15 x Max 22.15 x Max 2.38 mm on all capacities. Same on the brochure and the Samsung UK page
Weight
9g(0.3 oz)2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/brochure/Samsung_990_EVO_Plus_Brochure.pdfRead 14 October 2026General Feature table, Weight Max 9.0 g, published as a maximum for all capacities3Maker product pagesamsung.com/uk/memory-storage/nvme-ssd/990-evo-plus-2tb-nvme-pcie-gen-4-mz-v9s2t0bwRead 14 October 2026Specifications tab, Max 9.0 g
In the box
1 of 2 differ
In the box
MP700 PRO XT M.2 SSD (no included heatsink, separate cooling required)1Maker product pagecorsair.com/us/en/p/data-storage/cssd-f20gbmp700pxnh/mp700-pro-xt-2tb-pcie-5-0-x4-nvme-m-2-ssdRead 14 October 2026Package Contents row, verbatim
Samsung SSD 990 EVO Plus 1TB, Samsung SSD 990 EVO Plus 2TB, Samsung SSD 990 EVO Plus 4TB, Warranty Statement1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Product lineup table, box contents are the drive and a warranty statement
Cables included
Not available
Not available
Links
Not compared
Product page
Spec sheet
Not available
www.farnell.com/datasheets/4411543.pdf1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 2026Samsung V-NAND SSD 990 EVO Plus Data Sheet, Revision 1.0 (October 2024), a copy hosted by the distributor Farnell. Samsung's own download site returned 404 for the data sheet file names tried
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)
5years1Maker spec sheet (PDF)farnell.com/datasheets/4411543.pdfRead 14 October 20265 years limited, or the TBW, whichever comes first3Maker product pagesamsung.com/uk/memory-storage/nvme-ssd/990-evo-plus-2tb-nvme-pcie-gen-4-mz-v9s2t0bwRead 14 October 20265-year Limited Warranty or 1200 TBW Limited Warranty, UK page


















