SanDisk 520 4TB SATA III 2.5"
SanDisk
57 Overall Score
vs
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
SanDisk
92 Overall Score
Scores
Budget
Console
Gaming
Workstation
Laptop
Portable
Specifications
| SanDisk 520 | SanDisk 4TB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 2280 |
| Interface | SATA III | PCIe 4.0 |
| 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 | — | ✓★ |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5★ | 3 |
| Features | ||
| Heatsink | ✗ | ✓★ |
Pros & Cons
SanDisk 520 4TB SATA III 2.5"
- Strong capacity (93rd percentile)93rd %ile
- Strong endurance (74th percentile)
- Below average random (22nd percentile)
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
Pricing
SanDisk 520 4TB SATA III 2.5"0.084score per dollar
vs
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 22800.142score per dollar
SanDisk 4TB SSD PCIe 4.0 NVMe M.2 2280 offers 1.7x better value for money
Verdict
Winner: SanDisk 4TB SSD
Scores 92 overall, wins 6 of 6 usage categories and 8 of 16 specs.
