SSDs / Compare
Sandisk Optimus GX PRO 8100 vs XPG MARS 980 BLADE
Product A: Sandisk
47 of 63 known
Change Sandisk Optimus GX PRO 8100
Product B: XPG
41 of 63 known
Change XPG MARS 980 BLADE
34 of 55 fields differ
- 23 different values
- 11 known for one only
- 12 the same
- 9 missing for both
Biggest differences
Each bar uses the scale of all 84 SSDs.
- Random 4K write (claimed)A: 2,400,000IOPSB: 1,650,000IOPSSandisk is 750,000 IOPS higher.
- EnduranceA: 1,200TBB: 1,480TBXPG is 280 TB higher.
- Random 4K read (claimed)A: 2,300,000IOPSB: 2,000,000IOPSSandisk is 300,000 IOPS higher.
Size, drawn to scale
Front and side.
- ASandisk: 22 × 2.4 mm
- BXPG: 22 × 4.5 mm
Weight
0 to 150 g
All 63 fields
Every value links to where we found it.


General
4 of 9 differ
Series
Model numbers
SDSP82100TAN, SDSP82100TAN-000E0, WDS100T1X0M-00CMT0, SDSP82200TAN, SDSP82200TAN-000E0, WDS200T1X0M-00CMT0, SDSP82400TAN, SDSP82400TAN-000E0, WDS400T1X0M-00CMT0, SDSP82800TAN, SDSP82800TAN-000E0, WDS800T1X0M-00CMT0, SDSP82100TAH, SDSP82100TAH-000E0, WDS100T1XHM-00CMT0, SDSP82200TAH, SDSP82200TAH-000E0, WDS200T1XHM-00CMT0, SDSP82400TAH, SDSP82400TAH-000E0, WDS400T1XHM-00CMT0, SDSP82800TAH, SDSP82800TAH-000E0, WDS800T1XHM-00CMT01Maker 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-8100-internal-nvme-ssd.pdfRead 14 October 20262Maker 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-8100-heatsink-internal-nvme-ssd.pdfRead 14 October 20263Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-8100-internal-nvme-ssdRead 14 October 2026SKU codes carry a -000E0 suffix4Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/wd-black-ssd/data-sheet-wd-black-sn8100-nvme-ssd.pdfRead 14 October 2026WD_BLACK SN8100 datasheet, September 2025. Model numbers WDS100T1X0M-00CMT0, WDS200T1X0M-00CMT0, WDS400T1X0M-00CMT0 and WDS800T1X0M-00CMT0. Same speeds, IOPS, power, TBW, MTTF, 0 to 85 C range, TCG Opal 2.02 and size as the Optimus datasheet, which is why the legacy codes are listed on the same rows5Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/wd-black-ssd/data-sheet-wd-black-sn8100-heatsink-nvme-ssd.pdfRead 14 October 2026WD_BLACK SN8100 with heatsink datasheet, September 2025. Model numbers WDS100T1XHM-00CMT0, WDS200T1XHM-00CMT0, WDS400T1XHM-00CMT0 and WDS800T1XHM-00CMT09Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 2026Part numbers WDS100T1X0M-00CMT0 and WDS100T1XHM-00CMT0 for 1TB, with the 2TB and 4TB codes in the same table. X0M is bare and XHM is heatsink
SMAR-980B-1TCS, SMAR-980B-2TCS, SMAR-980B-4TCS5Reviewtomshardware.com/pc-components/ssds/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 2026Specification table: SMAR-980B-1TCS, SMAR-980B-2TCS and SMAR-980B-4TCS. The table also holds the per-capacity ratings used in the variant rows: write 10,000, 13,000 and 13,000 MB/s, random read 1,600K, 2,000K and 1,950K IOPS, random write 1,650K, endurance 740, 1,480 and 2,960 TB
GTIN / EAN
619659230999, 619659230982, 619659230975, 619659230968, 619659231934, 619659231927, 619659231019, 6196592310023Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-8100-internal-nvme-ssdRead 14 October 2026UPC values in the page data per SKU. Bare 8TB 619659230968, 4TB 619659230975, 2TB 619659230982, 1TB 619659230999. Heatsink 1TB 619659231934, 2TB 619659231927, 4TB 619659231019, 8TB 619659231002
4711658150820, 47116581508379Retailer pagemultitronic.fi/en/products/4533223/adata-xpg-mars-980-blade-2tb-m-2-pcie-5-0-nvme-ssdRead 15 October 2026Multitronic lists SMAR-980B-2TCS with EAN 471165815083710Retailer pageb2b.100mega.com/en/319388-adata-xpg-mars-980-blade-1tb-ssdRead 15 October 2026100mega lists the 1TB SMAR-980B-1TCS with EAN 4711658150820. The 4TB EAN was not read on any page and is left out
Announced
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$279.997Press articleblocksandfiles.com/2025/05/14/sandisk-supplies-fastest-gumstick-ssdRead 14 October 2026SN8100 US MSRP 1TB $179.99, 2TB $279.99, 4TB $549.99, available at sandisk.com and select retailers. The heatsink version followed in the fall for $20 extra. The 8TB came later with no MSRP found8Reviewclub386.comRead 14 October 2026WD_Black SN8100 review lists $179.99, $279.99 and $549.99 for 1TB, 2TB and 4TB. It also says the 2TB runs at 55 C under load under motherboard heatsinks, a different test from the KitGuru value stored9Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 2026Review text gives $179.99, $279.99 and $549.99 with $20 more for the heatsink. Its table shows $599.99 for the 4TB heatsink version, which disagrees with $20, so no 4TB heatsink price is stored
From $1351Maker product pagexpg.com/us/xpg/solid-state-drive-mars-980-bladeRead 15 October 20264Reviewpcworld.com/article/2776320/xpg-mars-980-blade-review.htmlRead 15 October 20265Reviewtomshardware.com/pc-components/ssds/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 20266Measurementtomshardware.com/pc-components/ssds/adata-xpg-mars-980-blade-2tb-ssd-review/2Read 15 October 20267Reviewkitguru.net/components/ssd-drives/simon-crisp/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 20268Measurementkitguru.net/components/ssd-drives/simon-crisp/adata-xpg-mars-980-blade-2tb-ssd-review/4Read 15 October 20269Retailer pagemultitronic.fi/en/products/4533223/adata-xpg-mars-980-blade-2tb-m-2-pcie-5-0-nvme-ssdRead 15 October 202610Retailer pageb2b.100mega.com/en/319388-adata-xpg-mars-980-blade-1tb-ssdRead 15 October 2026
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Not available
Form factor
Capacity
Interface
0 of 5 differ
Interface
PCIe generation
PCIe lanes
NVMe version
Detachable cable
Not available
Not available
Hardware
3 of 7 differ
Controller
Silicon Motion SM25089Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 2026Spec table: Silicon Motion SM2508 on all capacities11Reviewkitguru.net/components/ssd-drives/simon-crisp/sandisk-wd_black-sn8100-2tb-gen-5-ssd-reviewRead 14 October 2026SM2508-based controller with Sandisk in charge of firmware and features
Flash type
TLC5Reviewtomshardware.com/pc-components/ssds/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 2026Specification table: Micron 232-Layer TLC7Reviewkitguru.net/components/ssd-drives/simon-crisp/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 2026KitGuru, 2025-12-02: 232-layer 3D TLC NAND
Flash memory
Flash layers
DRAM cache
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-8100-internal-nvme-ssd.pdfRead 14 October 2026DRAM cache: Yes. The datasheet gives no size or type9Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 2026Spec table lists DDR4 DRAM on all capacities
DRAM cache size
2GB5Reviewtomshardware.com/pc-components/ssds/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 2026The 2TB sample has two Samsung DDR4 16-bit 8 Gb packages, 2GB in total. KitGuru lists 2GB LPDDR4-2666. Both give 2GB. The type conflict does not change the size7Reviewkitguru.net/components/ssd-drives/simon-crisp/adata-xpg-mars-980-blade-2tb-ssd-reviewRead 15 October 2026Physical specifications: cache 2GB LPDDR4-2666MHz
Component sides
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-8100-internal-nvme-ssd.pdfRead 14 October 2026Form factor reads M.2 2280-S3-M for 1TB to 4TB and M.2 2280-D5-M for 8TB. In the M.2 module naming S is single-sided and D is double-sided9Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 2026Review says the drive is single-sided at all launch capacities of 1TB, 2TB and 4TB
Performance
4 of 4 differ
Sequential read (claimed)
Sequential write (claimed)
Random 4K read (claimed)
Random 4K write (claimed)
Endurance and reliability
3 of 3 differ
Endurance (TBW)
MTBF or MTTF (claimed)
Operating temperature
Power
3 of 6 differ
Power while reading (claimed)
Not available
Power while writing (claimed)
Not available
Max power consumption (claimed)
Not available
Not available
Average power in light use (claimed)
Not available
Not available
Idle power (claimed)
Not available
Not available
Sleep power (claimed)
Not available
Measured
9 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)
Not available
Write speed after the cache (measured)
3DMark Storage Benchmark
Not available
Highest temperature under load (measured)
Not available
Cooling and build
2 of 4 differ
Heatsink
Dust and water rating
Not available
Not available
Drop test height
Not available
Not available
Security and software
2 of 2 differ
Software
Compatibility
1 of 1 differ
Platforms
Dimensions and weight
2 of 2 differ
Dimensions
Length80Width22Height2.38mm(3.1 × 0.9 × 0.1 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-8100-internal-nvme-ssd.pdfRead 14 October 20261TB to 4TB: 80 x 22 x 2.38 mm. 8TB: 80 x 22 x 3.88 mm. Length and width vary by 0.15 mm
Length80Width22Height4.5mm(3.1 × 0.9 × 0.2 in)1Maker product pagexpg.com/us/xpg/solid-state-drive-mars-980-bladeRead 15 October 2026Dimensions (L x W x H): 80 x 22 x 4.5 mm with heatsink and 80 x 22 x 3.2 mm without
Weight
In the box
1 of 2 differ
In the box
SANDISK Optimus GX PRO 8100 NVMe SSD3Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-8100-internal-nvme-ssdRead 14 October 2026In The Box reads SANDISK Optimus GX PRO 8100 NVMe SSD for each SKU
Not available
Cables included
Not available
Not available
Links
Not compared
Product page
Spec sheet
documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx-pro/data-sheet-optimus-gx-pro-8100-internal-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-8100-internal-nvme-ssd.pdfRead 14 October 2026
Not available
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)












