Western Digital WD_BLACK SN770 1TB PCIe 4.0 x4 NVMe M.2 2280
The WD_BLACK SN770 hits 5150 MB/s reads and 4900 MB/s writes over PCIe 4.0, with 740K random read IOPS, making load times and in-game stutter a non-issue. Its DRAM-less TLC design keeps costs down while the 600 TBW endurance and 5-year warranty offer long-term reliability, plus DirectStorage support future-proofs it for newer titles. Best for PC gamers on a budget who want a fast, dependable 1TB boot and game drive without paying a premium.
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong social proof (95th percentile) 95th
- Strong random (91st percentile) 91st
- Strong endurance (88th percentile) 88th
- Strong user sentiment (79th percentile) 79th
Cons
- Below average affordability (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.
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 2280 |
| 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 | Kingston FURY Renegade G5 SFYR2S/4T0 | Crucial T500 | SanDisk WD_BLACK SN8100 | Seagate FireCuda 530R |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 4TB | 4TB | 2TB | 8TB | 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 5.0 x4 | PCIe 4.0 x4 |
| Seq Read | 5,150 MB/s | 14,800 MB/s | 14,800 MB/s | 7,400 MB/s | 14,900 MB/s | 7,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | true | false |
| Endurance | 600 TBW | 2400 TBW | 4000 TBW | 1200 TBW | 4800 TBW | 5050 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|---|
| Western Digital WD_BLACK SN770 | 76.3 | 91.3 | 53.8 | 55.3 | 78.5 | 88.2 | 95.3 | 33.7 |
| Samsung 9100 PRO Compare | 99.2 | 99.8 | 99.7 | 92.6 | 0 | 86 | 99.6 | 5.1 |
| Kingston FURY Renegade G5 SFYR2S/4T0 Compare | 99.4 | 98.9 | 90.8 | 92.6 | 29 | 93.5 | 87 | 6.3 |
| Crucial T500 Compare | 94 | 96.9 | 99 | 78.5 | 78.5 | 83 | 95.3 | 19.6 |
| SanDisk WD_BLACK SN8100 Compare | 99 | 99.3 | 97.6 | 98.2 | 94.6 | 80.9 | 44.5 | 3.2 |
| Seagate FireCuda 530R Compare | 92.9 | 96.8 | 53.8 | 92.6 | 64.9 | 95.7 | 77.3 | 6.6 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
