New
Lexar NM790
Capacity 512GB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 7,200 MB/s
NAND TLC
Endurance 500 TBW
59 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong random (90th percentile) 90th
- Strong endurance (85th percentile) 85th
- Strong speed (77th percentile) 77th
Cons
- Below average capacity (34th percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 512 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7200 |
| Sequential Write (MB/s) | 4400 |
| Random Read (IOPS) | 800000 |
| Random Write (IOPS) | 800000 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Endurance (TBW) | 500 |
| MTBF (hours) | 1500000 |
vs Competition
| Spec | Lexar NM790 | Samsung 9100 PRO | Crucial T500 | Kingston FURY Renegade SFYRDK/2000G | Western Digital Black SN850X | SanDisk WD_BLACK SN850X |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 8TB | 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 4.0 x4 |
| Seq Read | 7,200 MB/s | 14,800 MB/s | 7,400 MB/s | 7,300 MB/s | 7,300 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | true | true |
| Endurance | 500 TBW | 4800 TBW | 1200 TBW | 2000 TBW | 2400 TBW | 4800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance |
|---|---|---|---|---|---|
| Lexar NM790 | 77.1 | 90.3 | 53.1 | 33.8 | 84.5 |
| Samsung 9100 PRO Compare | 98.8 | 99.7 | 99.7 | 98.2 | 86 |
| Crucial T500 Compare | 93.5 | 96.2 | 98.9 | 78.5 | 83 |
| Kingston FURY Renegade SFYRDK/2000G Compare | 92.5 | 93.2 | 93.6 | 78.5 | 92.8 |
| Western Digital Black SN850X Compare | 87.8 | 94.6 | 88.6 | 92.9 | 88 |
| SanDisk WD_BLACK SN850X Compare | 87.8 | 94.6 | 93.6 | 92.9 | 95.2 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
