Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
What Buyers Say
Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
The Samsung 9100 Pro is generally praised for its blazing-fast speeds, especially in data transfers and large file loads, with several users noting it's noticeably faster than the 990 Pro. However, one verified buyer experienced a complete drive failure within two weeks, which is a significant concern. Most reviewers recommend it for high-end builds, but advise getting the heatsink version or a good aftermarket cooler.
Pros
- Blazing fast speeds
- Noticeably faster than 990 Pro
- Great for data transfers
- Quality product
- Recommended for high-end builds
Cons
- Potential drive failure within weeks
- Requires heatsink for optimal performance
- Speed difference not noticeable in daily tasks
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.
Pros
- Blazing fast speeds
- Excellent value for money
- Reliable high-capacity storage
- Great for PS5
- Easy installation
Cons
- Potential firmware issues
- No heatsink included
- Pricey when not on sale
Scores
Specifications
| Samsung 9100 PRO | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 5★ | 4 |
| 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 | WD 20-82-20035-B1 |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | ✓★ | ✗ |
Pros & Cons
Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (100th percentile)100th %ile
- Strong speed (99th percentile)99th %ile
- Strong capacity (98th percentile)98th %ile
- Strong feature (97th percentile)97th %ile
- Below average affordability (2nd percentile)2nd %ile
- Below average user sentiment (29th percentile)
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong user sentiment (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (11th percentile)11th %ile
Verdict
Scores 97 overall, wins 3 of 6 usage categories and 8 of 18 specs.