New
Western Digital WD Black SN770
Capacity 1TB
Form Factor M.2
Interface PCIe 4.0 x4
Read Speed 5,150 MB/s
NAND TLC
Endurance 600 TBW
73 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong random (91st percentile) 91st
- Strong endurance (88th percentile) 88th
- Strong user sentiment (79th percentile) 79th
- Strong speed (75th percentile) 75th
Cons
- Below average social proof (34th 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
88/100Our AI sentiment read
Based on 7 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 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 5150 |
| Sequential Write (MB/s) | 4900 |
| Random Read (IOPS) | 740000 |
| Random Write (IOPS) | 800000 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Endurance (TBW) | 600 |
| MTBF (hours) | 1750000 |
| Warranty (years) | 5 |
vs Competition
| Spec | Western Digital WD Black SN770 | Samsung 9100 PRO | Crucial T500 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R | SanDisk Western Digital WDS400T1X0M |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 8TB | 2TB | 2TB | 4TB | 4TB |
| Form Factor | M.2 | 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 | 5,150 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 | TLC |
| Dram Cache | false | true | true | true | false | true |
| Endurance | 600 TBW | 4800 TBW | 1200 TBW | 2000 TBW | 5050 TBW | 2400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof |
|---|---|---|---|---|---|---|---|
| Western Digital WD Black SN770 | 75.3 | 90.6 | 52.9 | 54.7 | 79 | 87.7 | 33.7 |
| Samsung 9100 PRO Compare | 99 | 99.8 | 99.7 | 98.1 | 0 | 85.8 | 95.6 |
| Crucial T500 Compare | 93.8 | 96.4 | 99 | 78.2 | 79 | 82.9 | 95.6 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.9 | 93.7 | 93.8 | 78.2 | 66.7 | 93.8 | 95.6 |
| Seagate FireCuda 530R Compare | 92.5 | 96.3 | 52.9 | 92.6 | 64.9 | 95.4 | 88.5 |
| SanDisk Western Digital WDS400T1X0M Compare | 97.5 | 99.1 | 97.5 | 92.6 | 0 | 80.9 | 0 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
