SanDisk Optimus GX PRO 8100 8TB PCIe 5.0 x4 NVMe M.2 2280
SanDisk
90 Overall Score
vs
Samsung PM991a 1TB PCIe 3.0 x4 NVMe M.2 2230
Samsung
59 Overall Score
Scores
Console
Workstation
Gaming
Budget
Laptop
Portable
Specifications
| SanDisk Optimus GX PRO 8100 | Samsung PM991a | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2230 |
| Interface | PCIe 5.0 x4 | PCIe 3.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 5★ | 3 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | — |
| Controller | nCache 4.0 | — |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 5★ | — |
| Features | ||
| Heatsink | ✓★ | — |
| Hardware Encryption | ✓★ | — |
Pros & Cons
SanDisk Optimus GX PRO 8100 8TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (99th percentile)99th %ile
- Strong speed (99th percentile)99th %ile
- Strong capacity (98th percentile)98th %ile
- Strong feature (89th percentile)89th %ile
Samsung PM991a 1TB PCIe 3.0 x4 NVMe M.2 2230
- Strong random (84th percentile)84th %ile
- Strong social proof (79th percentile)
- Below average endurance (14th percentile)14th %ile
Verdict
Winner: SanDisk Optimus GX PRO 8100
Scores 90 overall, wins 4 of 6 usage categories and 11 of 18 specs.