SSDs / Compare
Sandisk Optimus GX PRO 8100 vs Western Digital WD Green SN3000
Product A: Sandisk
47 of 63 known
Change Sandisk Optimus GX PRO 8100
Product B: Western Digital
27 of 63 known
Change Western Digital WD Green SN3000
35 of 55 fields differ
- 15 different values
- 20 known for one only
- 8 the same
- 12 missing for both
Biggest differences
Each bar uses the scale of all 84 SSDs.
- EnduranceA: 1,200TBB: 250TBSandisk is 4.8 times higher.
- Write speedA: 14,000MB/sB: 4,200MB/sSandisk is 3.3 times higher.
- Read speedA: 14,900MB/sB: 5,000MB/sSandisk is 9,900 MB/s higher.
Weight
0 to 150 g
All 63 fields
Every value links to where we found it.


General
5 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
WDS500G4G0E, WDS500G4G0E-00CPS0, WDS500G5G0E-00VNF0, WDS100T4G0E, WDS100T4G0E-00CPS0, WDS200T4G0E, WDS200T4G0E-00CPS01Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Specifications table: WDS500G4G0E (500GB), WDS100T4G0E (1TB), WDS200T4G0E (2TB). The suffixed numbers are on the Sandisk product page and retailer listings2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026The page lists WDS500G5G0E-00VNF0 (500GB), WDS100T4G0E-00CPS0 (1TB) and WDS200T4G0E-00CPS0 (2TB). The 500GB WDS500G4G0E-00CPS0 is listed by retailers, for example SHI UK8Retailer pageuk.shi.com/product/49459475/WD-Green-SN3000-WDS500G4G0E-00CPS0Read 14 October 2026SHI UK lists the 500GB as WDS500G4G0E-00CPS0
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
718037907154, 718037904603, 57153282617927Spec databasebuildcores.com/products/Storage/wbab0r8hy/Western-Digital-WD-Green-SN3000-1TB-SSD-M.2-2280-PCIe-4.0-x4-NVMeRead 14 October 20261TB, WDS100T4G0E-00CPS0. UPC 718037907154 and 718037904603, EAN 5715328261792. No GTINs were found for the 500GB and 2TB
Announced
Not available
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
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Not available
Form factor
Capacity
Interface
2 of 5 differ
Interface
PCIe generation
PCIe lanes
NVMe version
Not available
Detachable cable
Not available
Not available
Hardware
6 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
Flash memory
Not available
Flash layers
2189Reviewtomshardware.com/pc-components/ssds/sandisk-wd-black-sn8100-2tb-ssd-reviewRead 14 October 202611Reviewkitguru.net/components/ssd-drives/simon-crisp/sandisk-wd_black-sn8100-2tb-gen-5-ssd-reviewRead 14 October 2026Sandisk BiCS8 218-layer TLC 3D
Not available
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
None, uses host memory (HMB)3Reviewtomshardware.com/pc-components/ssds/wd-green-sn3000-1tb-ssd-reviewRead 14 October 2026Specs table lists DRAM as N/A (HMB) for all three capacities. The Chimolog teardown agrees: no DRAM chip and a host memory buffer of up to 64 MB6Reviewchimolog.co/wd-sn3000Read 14 October 2026Review says no DRAM and a host memory buffer (HMB) of up to 64 MB plus SRAM inside the controller
DRAM cache size
Not available
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
Single-sided1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Highlights: the drive uses a single-sided M.2 2280. The form factor code S3-M also means single-sided2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Page text reads single-sided M.2 2280 to be compatible with thin laptops and small PCs3Reviewtomshardware.com/pc-components/ssds/wd-green-sn3000-1tb-ssd-reviewRead 14 October 2026Review text: a single-sided drive with an SSD controller, a power management chip and a single NAND flash package
Performance
4 of 4 differ
Sequential read (claimed)
5,000MB/s1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Sequential Read 5,000 MB/s on all capacities, queue depth 8, threads 1. Based on read speed. Maker's internal testing, host not named2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Specifications: Sequential Read Performance 5000MB/s for all three capacities
Sequential write (claimed)
4,200MB/s1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Sequential Write 4,100 MB/s (500GB), 4,200 MB/s (1TB) and 4,200 MB/s (2TB), queue depth 8, threads 12Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Sequential Write Performance 4100MB/s (500GB), 4200MB/s (1TB and 2TB)
Random 4K read (claimed)
Not available
Random 4K write (claimed)
Not available
Endurance and reliability
2 of 3 differ
Endurance (TBW)
250TB1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Endurance 100 (500GB), 150 (1TB), 250 (2TB) TBW, calculated with the JEDEC client workload JESD219. Warranty ends at 3 years or the TBW, whichever is first2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Endurance (TBW) 100 (500GB), 150 (1TB) and 250 (2TB), written 150 units and 250 units on the page
MTBF or MTTF (claimed)
Operating temperature
Min0Max80°C1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Operating temperature 0 C to 80 C, as reported by the drive. The non-operating range of -40 C to 85 C is not stored2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Operating Temperature 0 C to 80 C
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
6 of 9 differ
Sequential read (measured)
Not available
Sequential write (measured)
Not available
Random 4K read at queue depth 1 (measured)
Not available
Random 4K write at queue depth 1 (measured)
Not available
Write cache size (measured)
Not available
Not available
Write speed after the cache (measured)
Not available
3DMark Storage Benchmark
Not available
Highest temperature under load (measured)
Not available
Not available
Idle power (measured)
Not available
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
1 of 2 differ
Software
Compatibility
1 of 1 differ
Platforms
Dimensions and weight
1 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
Length80Width22Height2.38mm(3.1 × 0.9 × 0.1 in)1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Physical dimensions: length max 80 mm, width max 22 mm, height max 2.38 mm. Length and width vary by 0.10 mm2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026The page lists 3.15 x 0.87 x 0.09 inches, the data sheet gives the exact millimetre maxima
Weight
In the box
1 of 2 differ
In the box
Cables included
Not available
Not available
Links
Not compared
Product page
www.sandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-8100-internal-nvme-ssd3Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-pro-8100-internal-nvme-ssdRead 14 October 2026
www.sandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssd2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 2026Sandisk product page, with the sku parameter of the 1TB. The page lists the 500GB, 1TB and 2TB. The page template also holds a line saying a product is no longer available on Sandisk.com, which could not be matched to a SKU
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
www.regard.ru/api/site/files/goodspdf/download/121411Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Sandisk and Western Digital data sheet for the WD Green SN3000 NVMe SSD, dated September 2024. This is a copy hosted by the Russian retailer Regard. The Sandisk site did not link a data sheet file that could be fetched
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
1 of 1 differ
Manufacturer warranty (source market)
3years1Maker spec sheet (PDF)regard.ru/api/site/files/goodspdf/download/12141Read 14 October 2026Limited warranty 3 years or the TBW limit, whichever occurs first. The warranty is by region, see support.wdc.com2Maker product pagesandisk.com/products/ssd/internal-ssd/wd-green-sn3000-nvme-ssdRead 14 October 20263-Year Limited Warranty


















