Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 Overall Score
vs
Crucial T705 1TB PCIe 5.0 x4 NVMe M.2 2280
Crucial
84 Overall Score
Scores
Console
Gaming
Workstation
Budget
Laptop
Portable
Specifications
| Western Digital WD_BLACK SN850X | Crucial T705 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | 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) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✓ | ✓ |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✓ | ✓ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (9th percentile)9th %ile
Crucial T705 1TB PCIe 5.0 x4 NVMe M.2 2280
- Strong feature (100th percentile)100th %ile
- Strong random (98th percentile)98th %ile
- Strong speed (97th percentile)97th %ile
- Strong endurance (83rd percentile)83rd %ile
Pricing
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 22800.081score per dollar
vs
Crucial T705 1TB PCIe 5.0 x4 NVMe M.2 22800.175score per dollar
Crucial T705 1TB PCIe 5.0 x4 NVMe M.2 2280 offers 2.2x better value for money
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Crucial T705 1TB PCIe 5.0 x4 NVMe M.2 2280
Verdict
Winner: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 5 of 6 usage categories and 3 of 17 specs.
