Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
94 Overall Score
vs
Samsung 990 EVO 1TB PCIe 4.0 x4 NVMe M.2 2280
Samsung
70 Overall Score
What Buyers Say
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
No customer feedback yet
Samsung 990 EVO 1TB PCIe 4.0 x4 NVMe M.2 2280
88 out of 100 medium confidence 14 reviews
Users are largely satisfied with this Samsung SSD, praising its fast read/write speeds, easy installation, and value for money. Some note it lacks DRAM and recommend the 990 EVO Plus if price is similar, while others mention needing to find mounting screws and update firmware. Overall, it's seen as a solid budget NVMe drive, especially for gaming and storage expansion.
Pros
- Fast read/write speeds
- Easy installation
- Good value for money
- Great for gaming storage
- Reliable Samsung brand
Cons
- Lacks DRAM
- Mounting screw not included
- Firmware update needed
- Not compatible with iMac 2020
Performance 6
Installation 4
Value for money 4
Dram absence 2
Firmware update 2
Compatibility 3
Scores
Console
Gaming
Workstation
Budget
Laptop
Portable
Specifications
| Western Digital WD_BLACK SN850X | Samsung 990 EVO | |
|---|---|---|
| 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) | No data | |
| 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
Samsung 990 EVO 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (95th percentile)95th %ile
- Strong feature (79th percentile)
- Strong user sentiment (78th percentile)
- Strong speed (73rd percentile)
- Below average affordability (32nd percentile)
Pricing
Western Digital WD_BLACK SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Samsung 990 EVO 1TB PCIe 4.0 x4 NVMe M.2 2280
No current pricing available
Verdict
Winner: Western Digital WD_BLACK SN850X
Scores 94 overall, wins 6 of 6 usage categories and 9 of 17 specs.
