Western Digital SN850 2TB PCIe 4.0 NVMe M.2 2280
Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
What Buyers Say
Western Digital SN850 2TB PCIe 4.0 NVMe M.2 2280
The WD Black SN850 is widely praised for its exceptional speed and reliability, with many users noting significant improvements over SATA SSDs and even other NVMe drives. However, it runs hot and requires a heatsink, which is a common concern. While some users feel the performance gain over Gen3 is minimal for gaming, the drive is still considered a top-tier choice for those needing fast storage.
Pros
- Exceptional speed
- Reliable performance
- Easy installation
- Good warranty
- Large capacity options
Cons
- Runs hot
- Requires heatsink
- Premium price
- Minimal gaming improvement over Gen3
- No mounting screw included
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
Scores
Specifications
| Western Digital SN850 | Samsung 9100 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 | 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★ |
| DRAM Cache | — | ✓★ |
| Controller | — | In-House Controller |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 5★ |
| Features | ||
| Heatsink | — | ✓★ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Western Digital SN850 2TB PCIe 4.0 NVMe M.2 2280
- Strong social proof (95th percentile)95th %ile
- Strong random (95th percentile)95th %ile
- Strong speed (80th percentile)80th %ile
- Strong capacity (79th percentile)
- Below average endurance (15th percentile)15th %ile
- Below average feature (15th percentile)15th %ile
- Below average affordability (20th percentile)20th %ile
Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (100th percentile)100th %ile
- Strong feature (100th percentile)100th %ile
- Strong speed (99th percentile)99th %ile
- Strong capacity (98th percentile)98th %ile
- Below average affordability (2nd percentile)2nd %ile
- Below average user sentiment (29th percentile)
Verdict
Scores 98 overall, wins 4 of 6 usage categories and 13 of 18 specs.