Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
88 Overall Score
vs
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
Samsung
99 Overall Score
What Buyers Say
Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 2280
92 out of 100 medium confidence 13 reviews
The WD_BLACK SN850X 2TB is highly praised for its blazing-fast performance, making boot times and game loads nearly instant. Users note it runs a bit hot but can be cooled effectively with an aftermarket heatsink. While the price is considered high, especially after recent increases, most agree it's a top-tier NVMe drive for gaming and professional use.
Pros
- Blazing fast read/write speeds
- Near-instant boot and game loads
- Runs cool with heatsink
- Easy installation
- Good for gaming and professional use
Cons
- Runs hot without heatsink
- Pricey, especially after recent increases
- Game Mode 2.0 considered gimmicky by some
Performance 5
Thermal management 3
Value for money 3
Ease of installation 2
Gaming suitability 4
Software features 2
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
No customer feedback yet
Scores
Gaming
Console
Workstation
Laptop
Budget
Portable
Specifications
| Western Digital BLACK SN850X | Samsung 9100 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | In-House Controller |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | No data | |
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | ✗ | ✓★ |
Pros & Cons
Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong random (96th percentile)96th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong speed (89th percentile)89th %ile
- Below average affordability (23rd percentile)
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (100th percentile)100th %ile
- Strong feature (100th percentile)100th %ile
- Strong social proof (100th percentile)100th %ile
- Strong speed (99th percentile)99th %ile
- Below average affordability (5th percentile)5th %ile
Pricing
Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 22800.159score per dollar
vs
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 22800.063score per dollar
Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 2280 offers 2.5x better value for money
Western Digital BLACK SN850X 2TB PCIe 4.0 x4 NVMe M.2 2280
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
Verdict
Winner: Samsung 9100 PRO
Scores 99 overall, wins 5 of 6 usage categories and 11 of 18 specs.
