Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
Samsung 9100 PRO 8TB PCIe 5.0 x4 NVMe M.2 2280
What Buyers Say
Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
Users are overwhelmingly positive, praising the drive's easy setup, solid performance, and reliability as extra storage. A few note the price is high, but most consider it a worthwhile upgrade, especially for those with a 1TB SSD. The Q&A confirms it's a new, factory-sealed unit with warranty, but no heatsink is included.
Pros
- Easy setup
- Solid performance
- Reliable extra storage
- Good upgrade from 1TB SSD
- Fast shipment
Cons
- High price
- No heatsink 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 WD_BLACK SN7100 | 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 | WD Black SN7100 | In-House Controller |
| Reliability | ||
| Endurance (TBW) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | ✗ | ✓★ |
Pros & Cons
Western Digital WD_BLACK SN7100 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong speed (92nd percentile)92nd %ile
- Strong endurance (88th percentile)88th %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 10 of 18 specs.