SanDisk 520 4TB SATA III 2.5"
SanDisk
57 Overall Score
vs
Seagate 4TB SSD PCIe 4.0 x4 NVMe M.2
Seagate
88 Overall Score
Scores
Console
Gaming
Workstation
Laptop
Budget
Portable
Specifications
| SanDisk 520 | Seagate 4TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 |
| Interface | SATA III | PCIe 4.0 x4 |
| Protocol | SATA | NVMe |
| PCIe Generation | — | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | — | ✗ |
| Controller | — | E18 |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✓★ |
Pros & Cons
SanDisk 520 4TB SATA III 2.5"
- Strong capacity (93rd percentile)93rd %ile
- Strong endurance (74th percentile)
- Below average affordability (9th percentile)9th %ile
- Below average random (23rd percentile)
Seagate 4TB SSD PCIe 4.0 x4 NVMe M.2
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong feature (79th percentile)
- Below average affordability (7th percentile)7th %ile
Verdict
Winner: Seagate 4TB SSD
Scores 88 overall, wins 6 of 6 usage categories and 6 of 17 specs.