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 (91st percentile) 91st
- Strong endurance (84th percentile) 84th
- 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 990 PRO | Kingston Fury Renegade SFYRDK/2000G | Crucial T710 | Western Digital WD_BLACK SN8100 | Corsair MP700 Elite |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 2TB | 2TB | 2TB | 2TB | 2TB |
| 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 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Seq Read | 7,200 MB/s | 7,450 MB/s | 7,300 MB/s | 14,900 MB/s | 14,900 MB/s | 10,000 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | true | true |
| Endurance | 500 TBW | 1200 TBW | 2000 TBW | 1200 TBW | 1200 TBW | 1200 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance |
|---|---|---|---|---|---|
| Lexar NM790 | 77.4 | 90.6 | 53.4 | 34.1 | 84.4 |
| Samsung 990 PRO Compare | 93.2 | 96.9 | 99 | 78.6 | 86 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.6 | 93.4 | 93.7 | 78.6 | 94.1 |
| Crucial T710 Compare | 99.2 | 98.8 | 97.4 | 78.6 | 83 |
| Western Digital WD_BLACK SN8100 Compare | 99.6 | 99.4 | 97.4 | 78.6 | 80.9 |
| Corsair MP700 Elite Compare | 94.6 | 96.4 | 99.8 | 78.6 | 87.3 |
Price
Value & Pricing
Memory Express 1 offer From CA$175
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.
