Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 Overall Score
vs
Silicon Power P34A60 128GB PCIe 3.0 x4 NVMe M.2 2280
Silicon Power
49 Overall Score
What Buyers Say
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
No customer feedback yet
Silicon Power P34A60 128GB PCIe 3.0 x4 NVMe M.2 2280
82 out of 100 medium confidence 11 reviews
The Silicon Power P34A80 NVMe SSD delivers excellent performance for the price, with many users reporting speeds that match or exceed leading brands like Samsung. It is easy to install and recognized on first boot, making it a great value choice. However, some users noted minor issues such as a broken vendor website for firmware updates and a lack of included documentation, and a few expressed concerns about long-term support from a less-known brand.
Pros
- Excellent price/performance
- Fast sequential read/write speeds
- Easy installation and detection
- Beats leading brands in benchmarks
- 5-year warranty
Cons
- Broken vendor website for firmware
- No included guide or warranty statement
- Concerns about brand support
- Potential write speed drop after reset
Performance 7
Value for money 5
Ease of installation 3
Brand support 3
Warranty 2
Documentation 2
Scores
Gaming
Console
Workstation
Budget
Laptop
Portable
Specifications
| Western Digital WD_BLACK SN850X | Silicon Power P34A60 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 3.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4★ | 3 |
| 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) | ||
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✓★ | — |
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
Silicon Power P34A60 128GB PCIe 3.0 x4 NVMe M.2 2280
- Strong affordability (97th percentile)97th %ile
- Strong social proof (78th percentile)
- Strong endurance (65th percentile)
- Below average capacity (7th percentile)7th %ile
Verdict
Winner: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 6 of 6 usage categories and 9 of 16 specs.