Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
Samsung
49 Overall Score
vs
Crucial T710 4TB PCIe 5.0 x4 NVMe M.2 2280
Crucial
95 Overall Score
Scores
Console
Gaming
Workstation
Laptop
Budget
Portable
Specifications
| Samsung PM991 | Crucial T710 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | No data | |
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | — | ✗ |
| Controller | — | Micron |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 5★ |
| Features | ||
| Heatsink | — | ✓★ |
| Hardware Encryption | — | ✗ |
Pros & Cons
Samsung PM991 512GB PCIe 4.0 x4 NVMe M.2 2242
- Strong speed (68th percentile)
- Below average endurance (15th percentile)15th %ile
- Below average capacity (35th percentile)
Crucial T710 4TB PCIe 5.0 x4 NVMe M.2 2280
- Strong speed (99th percentile)99th %ile
- Strong random (99th percentile)99th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong feature (86th percentile)86th %ile
- Below average affordability (12th percentile)12th %ile
Verdict
Winner: Crucial T710
Scores 95 overall, wins 6 of 6 usage categories and 10 of 18 specs.