Western Digital WD_BLACK SN850P 1TB PCIe 4.0 x4 NVMe M.2 2280
Snapshot
Pros & Cons
Pros
- Strong social proof (96th percentile) 96th
- Strong random (93rd percentile) 93rd
- Strong speed (88th percentile) 88th
- Strong endurance (71st percentile) 71st
Cons
- Below average feature (32nd percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 4 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 1000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7300 |
| Sequential Write (MB/s) | 6300 |
| Random Read (IOPS) | 800000 |
| Random Write (IOPS) | 1100000 |
Hardware
| Controller | Western Digital |
Reliability
| Endurance (TBW) | 600 |
| MTBF (hours) | 1750000 |
Features
| Heatsink | Yes |
vs Competition
| Spec | Western Digital WD_BLACK SN850P | Samsung 9100 PRO | Crucial T500 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R | SanDisk WD_BLACK SN8100 |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 4TB | 2TB | 2TB | 4TB | 4TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | 7,300 MB/s | 14,800 MB/s | 7,400 MB/s | 7,300 MB/s | 7,400 MB/s | 14,900 MB/s |
| Nand Type | - | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | false | - |
| Endurance | 600 TBW | 2400 TBW | 1200 TBW | 2000 TBW | 5050 TBW | 4800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof |
|---|---|---|---|---|---|---|
| Western Digital WD_BLACK SN850P | 88.3 | 92.7 | 32.4 | 54.9 | 70.7 | 95.5 |
| Samsung 9100 PRO Compare | 99.1 | 99.8 | 99.8 | 92.6 | 85.4 | 99.5 |
| Crucial T500 Compare | 93.8 | 96.4 | 99 | 78.3 | 82.4 | 95.5 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.9 | 93.8 | 93.9 | 78.3 | 93.6 | 95.5 |
| Seagate FireCuda 530R Compare | 92.5 | 96.3 | 52.9 | 92.6 | 95.4 | 88 |
| SanDisk WD_BLACK SN8100 Compare | 99.7 | 99.1 | 71.4 | 92.6 | 94.2 | 95.5 |
Price
Value & Pricing
Amazon 1 offer From CA$593
We started tracking prices for this product on Nov 9, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.