SSDs / Compare
Acer Predator GM9000 vs Sandisk Optimus GX 7100
Product A: Acer
38 of 63 known
Change Acer Predator GM9000
Product B: Sandisk
43 of 63 known
Change Sandisk Optimus GX 7100
33 of 55 fields differ
- 21 different values
- 12 known for one only
- 10 the same
- 12 missing for both
Biggest differences
Each bar uses the scale of all 84 SSDs.
- Random 4K read (claimed)A: 2,000,000IOPSB: 1,000,000IOPSAcer is 1,000,000 IOPS higher.
- Read speedA: 14,000MB/sB: 7,250MB/sAcer is 6,750 MB/s higher.
- Write speedA: 13,000MB/sB: 6,900MB/sAcer is 6,100 MB/s higher.
- Write speed after the cacheA: 3,900MB/sB: 2,860MB/sAcer is 1,040 MB/s higher.
- EnduranceA: 1,600TBB: 1,200TBAcer is 400 TB higher.
- Random 4K write (claimed)A: 1,600,000IOPSB: 1,400,000IOPSAcer is 200,000 IOPS higher.
Weight
0 to 150 g
All 63 fields
Every value links to where we found it.


General
4 of 9 differ
Series
Not available
Model numbers
BL.9BWWR.129, BL.9BWWR.130, BL.9BWWR.1314Reviewtomshardware.com/pc-components/ssds/acer-predator-gm9000-2tb-ssd-reviewRead 15 October 2026Specifications table part numbers: BL.9BWWR.129 (1TB), BL.9BWWR.130 (2TB), BL.9BWWR.131 (4TB). No part number for an 8 TB drive was found
SDSP71500GAN, SDSP71500GAN-000E0, WDS500G4X0E-00CJA0, SDSP71100TAN, SDSP71100TAN-000E0, WDS100T4X0E-00CJA0, SDSP71200TAN, SDSP71200TAN-000E0, WDS200T4X0E-00CJA0, SDSP71400TAN, SDSP71400TAN-000E0, WDS400T4X0E-00CJA01Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 20262Maker product pagesandisk.com/products/ssd/internal-ssd/sandisk-optimus-gx-7100-internal-nvme-ssdRead 14 October 2026SKU codes carry a -000E0 suffix3Maker 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-sn7100-nvme-ssd.pdfRead 14 October 2026WD_BLACK SN7100 datasheet, July 2025. Model numbers WDS500G4X0E-00CJA0, WDS100T4X0E-00CJA0, WDS200T4X0E-00CJA0 and WDS400T4X0E-00CJA0. Same speeds, IOPS, TBW, size, weight and 0 to 85 C range as the Optimus datasheet, which is why the legacy codes are listed on the same rows5Reviewtomshardware.com/pc-components/ssds/wd-black-sn7100-ssd-reviewRead 14 October 2026Legacy WD_BLACK part numbers WDS500G4X0E, WDS100T4X0E and WDS200T4X0E, listed without the maker suffix
GTIN / EAN
Not available
Not available
Announced
Not available
Not available
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Launch price (EU)
Not available
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Markets
Not available
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Colours
Not available
Form factor
Capacity
1 TB, 2 TB, 4 TB, 8 TB1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Capacity row reads 1 TB, 2 TB, 4 TB and 8 TB. The footnote in the spec sheet says 1 TB is 1,000,000,000,000 bytes. Tom's Hardware and The SSD Review say only 1, 2 and 4 TB exist. An Amazon Japan listing of the 8 TB drive shows it is sold2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20261 TB, 2 TB, 4 TB, 8 TB. Footnote 5 says one terabyte is one trillion bytes6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026Review says 1, 2 and 4TB capacities7Retailer pagejisaku.com/products/95657Read 15 October 2026Japanese retail guide lists an Acer Predator GM9000 8TB with 14,000 MB/s read, 13,000 MB/s write and links to Amazon.co.jp (ASIN B0FW4JN2R3), which shows the 8TB drive is sold. The page names no Acer part number for it
Interface
1 of 5 differ
Interface
PCIe NVMe1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Interface row reads PCIe Gen5x4. Page says it supports PCIe 3.0 and PCIe 4.0 systems2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026PCIe Gen5x4 NVMe 2.0 in the title text
PCIe generation
PCIe lanes
NVMe version
2.01Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Page says NVMe 2.06Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026Listed as NVMe 2.0 protocol
2.01Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026Datasheet reads NVMe 2.0. Tom's Hardware lists NVMe 1.4, ServeTheHome's CrystalDiskInfo shows NVMe 2.0, so the datasheet value is stored7Reviewservethehome.com/wd-black-sn7100-2tb-nvme-ssd-reviewRead 14 October 2026CrystalDiskInfo confirms PCIe 4.0 x4 speeds using NVMe 2.0
Detachable cable
Not available
Not available
Hardware
5 of 7 differ
Controller
Silicon Motion SM25084Reviewtomshardware.com/pc-components/ssds/acer-predator-gm9000-2tb-ssd-reviewRead 15 October 2026Review text: the GM9000 uses the SMI SM2508 controller. Specs table: Silicon Motion SM2508 for all three capacities6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026Silicon Motion SM2508, 8 channels, TSMC 6 nm
Sandisk Polaris 35Reviewtomshardware.com/pc-components/ssds/wd-black-sn7100-ssd-reviewRead 14 October 2026Spec table reads Polaris 3 (Proprietary) on all capacities. The maker does not name the controller9Reviewpcworld.com/article/2592443/wd-black-sn7100-ssd-review.htmlRead 14 October 2026Describes a Sandisk A101-000172-A1 controller. Tom's Hardware names it Polaris 3
Flash type
Flash memory
Micron B58R TLC4Reviewtomshardware.com/pc-components/ssds/acer-predator-gm9000-2tb-ssd-reviewRead 15 October 2026Specs table and text: Micron 232-Layer TLC. The Micron part family B58R is from The SSD Review6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026Two Micron 232-layer B58R 3D TLC packages at 2400 MT/s on the 2TB
Sandisk BiCS8 TLC1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026NAND row reads SANDISK TLC 3D CBA NAND and the text says 8th generation SANDISK BiCS TLC 3D CBA NAND5Reviewtomshardware.com/pc-components/ssds/wd-black-sn7100-ssd-reviewRead 14 October 2026Spec table reads Sandisk 218-Layer TLC (BiCS8)9Reviewpcworld.com/article/2592443/wd-black-sn7100-ssd-review.htmlRead 14 October 2026BiCS8 NAND. ServeTheHome writes BiCS6 162-layer, which disagrees with the maker, Tom's Hardware and PCWorld, and is not used
Flash layers
DRAM cache
DRAM1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Page says dynamic SLC cache and DRAM cache. Table gives DRAM cache of 1, 2, 4 and 8 GB4Reviewtomshardware.com/pc-components/ssds/acer-predator-gm9000-2tb-ssd-reviewRead 15 October 2026Specs table lists LPDDR4 DRAM. The SSD Review calls it a 2GB DDR4 chip. Either type counts as DRAM on the drive6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026A 2GB DDR4 DRAM buffer chip on the 2TB
None, uses host memory (HMB)1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026DRAM cache row reads Host Memory Buffer, so the drive has no DRAM chip5Reviewtomshardware.com/pc-components/ssds/wd-black-sn7100-ssd-reviewRead 14 October 2026Spec table lists N/A (HMB) on all capacities9Reviewpcworld.com/article/2592443/wd-black-sn7100-ssd-review.htmlRead 14 October 2026Host memory buffer, DRAM-less design
DRAM cache size
2GB1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026DRAM Cache row: 1 GB (1 TB), 2 GB (2 TB), 4 GB (4 TB), 8 GB (8 TB)2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026DRAM Cache row 1 GB, 2 GB, 4 GB, 8 GB. Footnote 5 says cache is counted as one megabyte equals 1,048,576 bytes6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 20262GB DRAM on the 2TB
Not available
Component sides
Single-sided1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Page says an M.2 2280 single-sided PCB design. The spec sheet gives 8 TB as double-sided2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026Dimensions row: 1 to 4 TB single-sided, 8 TB double-sided4Reviewtomshardware.com/pc-components/ssds/acer-predator-gm9000-2tb-ssd-reviewRead 15 October 2026Review says single-sided at all capacities, 2.50 mm high with its heat-spreading label6Reviewthessdreview.com/our-reviews/nvme/predator-gm9000-gen5-2tb-ssd-reviewRead 15 October 2026Single-sided SSD with a copper foil label
Single-sided1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026Form factor reads M.2 2280-S3-M for every capacity. In the M.2 module naming S is single-sided5Reviewtomshardware.com/pc-components/ssds/wd-black-sn7100-ssd-reviewRead 14 October 2026Review says the drive is single-sided with one NAND flash package. A 4TB would need two packages, which TH did not yet test9Reviewpcworld.com/article/2592443/wd-black-sn7100-ssd-review.htmlRead 14 October 2026Single-sided, 2280, 22 mm wide and 80 mm long
Performance
4 of 4 differ
Sequential read (claimed)
14,000MB/s1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Sequential Read (Up to) 14000 MB/s on every capacity. Footnote 1 of the spec sheet says tested in the maker's labs. Host and tool are not named2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026Up to 14000 MB/s. Footnote 1: tested in the maker's labs, actual performance may vary
Sequential write (claimed)
13,000MB/s1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Sequential Write (Up to) 10500 MB/s (1 TB) and 13000 MB/s (2, 4 and 8 TB). Base value is the 2 TB model2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 202610500 MB/s (1 TB) and 13000 MB/s (2, 4 and 8 TB)
Random 4K read (claimed)
2,000,000IOPS1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Random Read 4K (Up to) 1600K IOPS (1 TB) and 2000K IOPS (2, 4 and 8 TB). Queue depth is not stated2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20261600K (1 TB) and 2000K (2, 4 and 8 TB) IOPS
Random 4K write (claimed)
1,600,000IOPS1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Random Write 4K (Up to) 1600K IOPS on every capacity. Queue depth is not stated2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20261600K IOPS on all capacities
Endurance and reliability
3 of 3 differ
Endurance (TBW)
1,600TB1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Warranty row: 5 years or 800, 1600, 3200 and 6400 TBW, whichever comes first. Base value is the 2 TB model. A spec aggregator listed 1800 TBW for the 2 TB, which the maker does not state2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026Features text: 1 TB 800 TBW, 2 TB 1600 TBW, 4 TB 3200 TBW, 8 TB 6400 TBW3Owner's manualpredatorstorage.com/wp-content/uploads/2026/03/Predator-GM9000-SSD-User-Manual-1.pdfRead 15 October 2026Limited warranty: 5 years or 800TBW, 1600TBW, 3200TBW, 6400TBW
MTBF or MTTF (claimed)
1,500,000h1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026MTBF 1,500,000 hours. Spec sheet footnote 6 says internal testing to the Telcordia standard2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20261,500,000 hours. Footnote 6: Mean Time Between Failures based on internal testing using the Telcordia stress testing standard
Operating temperature
Min0Max70°C1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Operating temperature 0 to +70 C. Storage range of -40 to +85 C is not stored2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20260 to +70 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
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Sleep power (claimed)
Not available
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)
Not available
Write speed after the cache (measured)
3DMark Storage Benchmark
Not available
Not available
Highest temperature under load (measured)
Not available
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
Not available
TCG Pyrite (no encryption), Password protection1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026Datasheet reads TCG Pyrite 2.01 and ATA Security passthrough over NVMe. Pyrite has no encryption. ATA Security is the drive password feature, stored as password protection.
Software
Compatibility
0 of 1 differ
Platforms
Dimensions and weight
2 of 2 differ
Dimensions
Length80Width22Height2.5mm(3.1 × 0.9 × 0.1 in)1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Dimensions row: 1 to 4 TB 80.00 x 22.00 x 2.50 mm, 8 TB 80.00 x 22.00 x 3.85 mm. Length is the long side2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 20261 to 4 TB 80.00 x 22.00 x 2.50 mm and 8 TB 80.00 x 22.00 x 3.85 mm3Owner's manualpredatorstorage.com/wp-content/uploads/2026/03/Predator-GM9000-SSD-User-Manual-1.pdfRead 15 October 202680.00 mm x 22.00 mm x 2.50 mm for 1TB, 2TB and 4TB single side. 8TB is double side at 3.85 mm
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/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 202680 x 22 x 2.38 mm for 500GB to 4TB. Length and width vary by 0.15 mm
Weight
10g(0.4 oz)1Maker product pagepredatorstorage.com/products/pcie-m-2-ssd/gm9000-gen5-ssdRead 15 October 2026Weight row reads less than 10 g, stored as the maximum 102Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026Weight less than 10 g3Owner's manualpredatorstorage.com/wp-content/uploads/2026/03/Predator-GM9000-SSD-User-Manual-1.pdfRead 15 October 2026Weight <10g
In the box
1 of 2 differ
In the box
Not available
Cables included
Not available
Not available
Links
Not compared
Product page
Spec sheet
www.predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdf2Maker spec sheet (PDF)predatorstorage.com/wp-content/uploads/2025/10/Predator-GM9000-Specifications.pdfRead 15 October 2026Predator GM9000 Specifications PDF, linked from the product page Downloads
documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk/product/internal-drives/sandisk-optimus-gx/data-sheet-optimus-gx-7100-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/data-sheet-optimus-gx-7100-internal-nvme-ssd.pdfRead 14 October 2026
Manual
www.predatorstorage.com/wp-content/uploads/2026/03/Predator-GM9000-SSD-User-Manual-1.pdf3Owner's manualpredatorstorage.com/wp-content/uploads/2026/03/Predator-GM9000-SSD-User-Manual-1.pdfRead 15 October 2026Predator GM9000 SSD User Manual, a multilingual Quick Start Guide with outlined text. It was read by OCR
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)


















