Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 Overall Score
vs
Western Digital BLACK SN7100 1TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
80 Overall Score
What Buyers Say
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
No customer feedback yet
Western Digital BLACK SN7100 1TB PCIe 4.0 x4 NVMe M.2 2280
92 out of 100 medium confidence 14 reviews
Users are overwhelmingly positive about this WD Black SSD, praising its speed, storage capacity, and value for money. It is often used as a secondary drive for games or as a replacement for a crashed drive, with noticeable performance improvements. Some users mention installation challenges, such as needing to remove the GPU or using an adapter for cloning, but overall satisfaction is high.
Pros
- Fast performance
- Good value for money
- Large storage capacity
- Easy installation (for most)
- Reliable replacement drive
Cons
- Installation may require GPU removal
- Cloning may need adapter
- Software less preferred than Samsung
Performance 5
Value for money 2
Storage capacity 3
Installation difficulty 2
Reliability 2
Software 1
Scores
Console
Gaming
Workstation
Budget
Laptop
Portable
Specifications
| Western Digital WD_BLACK SN850X | Western Digital BLACK SN7100 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 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) | 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
Western Digital BLACK SN7100 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong speed (92nd percentile)92nd %ile
- Strong endurance (83rd percentile)83rd %ile
Verdict
Winner: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 5 of 6 usage categories and 8 of 17 specs.