New
Western Digital SN850
Capacity 2TB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 7,000 MB/s
65 Overall Score
Price $448
Snapshot
Pros & Cons
Pros
- Strong social proof (96th percentile) 96th
- Strong random (93rd percentile) 93rd
- Strong capacity (79th percentile) 79th
- Strong speed (78th percentile) 78th
Cons
- Below average endurance (14th percentile)
- Below average feature (14th 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.
Owner sentiment has cooled since launch
82/100Our AI sentiment read
Based on 10 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 2000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7000 |
| Sequential Write (MB/s) | 5300 |
| Random Read (IOPS) | 1000000 |
| Random Write (IOPS) | 1000000 |
vs Competition
| Spec | Western Digital SN850 | Samsung 9100 Pro MZ-VAP4T0CW | Crucial T710 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R | SanDisk WD_BLACK SN8100 |
|---|---|---|---|---|---|---|
| Capacity | 2TB | 4TB | 4TB | 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 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | 7,000 MB/s | 14,800 MB/s | 14,500 MB/s | 7,300 MB/s | 7,400 MB/s | 14,900 MB/s |
| Nand Type | - | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | false | true | false | - |
| Endurance | - | 2400 TBW | 2400 TBW | 2000 TBW | 5050 TBW | 4800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof |
|---|---|---|---|---|---|---|---|
| Western Digital SN850 | 78.2 | 93.4 | 14.4 | 78.6 | 56.9 | 14.4 | 96.3 |
| Samsung 9100 Pro MZ-VAP4T0CW Compare | 98.9 | 99.8 | 99.8 | 92.9 | 0 | 86 | 99.7 |
| Crucial T710 Compare | 98.7 | 98.8 | 85.4 | 92.9 | 0 | 86 | 82.3 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.6 | 93.4 | 93.7 | 78.6 | 65.9 | 94.1 | 96.3 |
| Seagate FireCuda 530R Compare | 92.2 | 96.2 | 53.4 | 92.9 | 64.1 | 95.7 | 90.1 |
| SanDisk WD_BLACK SN8100 Compare | 99.6 | 99.1 | 71.8 | 92.9 | 78.2 | 94.8 | 96.3 |
Price
Value & Pricing
From $448
Amazon 1 offer From $448
We started tracking prices for this product on Nov 8, 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.
