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Acer Predator GM7 vs Western Digital WD BLACK SN8100 4000GB: Comparison
Acer Predator GM7 and Western Digital WD BLACK SN8100 4000GB separate most on sequential write: Acer Predator GM7 at 6700 MB/s, Western Digital WD BLACK SN8100 4000GB at 14000 MB/s, 52% in favour of Western Digital WD BLACK SN8100 4000GB. Sequential Read splits them by another 50%, again favouring Western Digital WD BLACK SN8100 4000GB. They match on drive type, form factor and nand type.
Specs
| Specification |  |  |
|---|---|---|
| Brand | Acer | Western Digital |
| Model Number | Acer Predator GM7 (YMTC CDT2A X3-9060) | WD BLACK SN8100 4000GB |
| Series | Predator GM7 | WD_BLACK SN8100 |
| Drive Type | Internal | Internal |
| Bus Interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Form Factor | M.2 2280 | M.2 2280 |
| Capacity | 2000 GB-50% | 4000 GB |
| Sequential Read | 7400 MB/s-50% | 14900 MB/s |
| Sequential Write | 6700 MB/s-52% | 14000 MB/s |
| Controller | MAP1602A | Silicon Motion SM2508 |
| Controller Vendor | Maxio | Silicon Motion |
| DRAM Cache | DRAM-less (HMB) | DRAM |
| NAND Type | TLC | TLC |
| NAND Vendor | YMTC | Western Digital |
| NAND Layers | 128-41% | 218 |
| Endurance TBW | 1300-46% | 2400 TBW |
| Warranty | 5 Years | 5 years |