KingSpec P3-FB 512GB SATA III 2.5"
KingSpec
42 Overall Score
vs
Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
97 Overall Score
Scores
Workstation
Gaming
Console
Budget
Laptop
Portable
Specifications
| KingSpec P3-FB | Western Digital WD_BLACK SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 2280 |
| 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 | ✗ | ✓★ |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✗ | ✓★ |
Pros & Cons
KingSpec P3-FB 512GB SATA III 2.5"
- Strong affordability (86th percentile)86th %ile
- Strong social proof (68th percentile)
- Below average random (22nd percentile)
- Below average capacity (34th percentile)
Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 2280
- Strong capacity (98th percentile)98th %ile
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
- Below average affordability (4th percentile)4th %ile
Pricing
KingSpec P3-FB 512GB SATA III 2.5"0.478score per dollar
vs
Western Digital WD_BLACK SN850X 8TB PCIe 4.0 x4 NVMe M.2 22800.051score per dollar
KingSpec P3-FB 512GB SATA III 2.5" offers 9.4x better value for money
Verdict
Winner: Western Digital WD_BLACK SN850X
Scores 97 overall, wins 5 of 6 usage categories and 11 of 16 specs.
