KingSpec X400 1TB PCIe 4.0 NVMe M.2
KingSpec
74 Overall Score
vs
Western Digital WD_BLACK SN8100 1TB PCIe 5.0 x4 NVMe M.2 2280
Western Digital
89 Overall Score
Scores
Laptop
Budget
Workstation
Gaming
Console
Portable
Specifications
| KingSpec X400 | Western Digital WD_BLACK SN8100 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2280 |
| Interface | PCIe 4.0 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 5★ |
| 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) | No data | |
| Warranty (years) | 3 | 3 |
| Features | ||
| Heatsink | ✓★ | ✗ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
KingSpec X400 1TB PCIe 4.0 NVMe M.2
- Strong endurance (97th percentile)97th %ile
- Strong speed (89th percentile)89th %ile
- Strong feature (79th percentile)
Western Digital WD_BLACK SN8100 1TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (98th percentile)98th %ile
- Strong speed (98th percentile)98th %ile
- Strong feature (97th percentile)97th %ile
- Strong social proof (95th percentile)95th %ile
Pricing
KingSpec X400 1TB PCIe 4.0 NVMe M.20.416score per dollar
vs
Western Digital WD_BLACK SN8100 1TB PCIe 5.0 x4 NVMe M.2 22800.356score per dollar
KingSpec X400 1TB PCIe 4.0 NVMe M.2 offers 1.2x better value for money
Verdict
Winner: Western Digital WD_BLACK SN8100
Scores 89 overall, wins 6 of 6 usage categories and 8 of 17 specs.
