Lexar NM990
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Aperçu
Avantages et inconvénients
Points forts
- Strong random (96th percentile) 96th
- Strong speed (96th percentile) 96th
- Strong endurance (77th percentile) 77th
Points faibles
- Below average social proof (15th percentile)
- Below average feature (29th percentile)
Les preuves
Performances
Caractéristiques techniques
Fiche technique complète
Drive
| Capacity | 1000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 5.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 5 |
| External | No |
Performance
| Sequential Read (MB/s) | 14000 |
| Sequential Write (MB/s) | 7500 |
| Random Read (IOPS) | 1600000 |
| Random Write (IOPS) | 1000000 |
Hardware
| DRAM Cache | No |
Reliability
| Endurance (TBW) | 750 |
| MTBF (hours) | 1500000 |
Face à la concurrence
| Spec | Lexar NM990 | Samsung 9100 PRO | Western Digital WD_BLACK SN850X | Crucial T710 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 8TB | 4TB | 4TB | 2TB | 4TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 5.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | 14,000 MB/s | 14,800 MB/s | 7,300 MB/s | 14,500 MB/s | 7,300 MB/s | 7,400 MB/s |
| Nand Type | - | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | false | true | false |
| Endurance | 750 TBW | 4800 TBW | 2400 TBW | 2400 TBW | 2000 TBW | 5050 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Produit | Speed | Random | Feature | Capacity | Endurance | Preuve sociale |
|---|---|---|---|---|---|---|
| Lexar NM990 | 95.7 | 96.1 | 28.8 | 54.8 | 77.2 | 14.6 |
| Samsung 9100 PRO Compare | 98.9 | 99.7 | 99.8 | 98.2 | 86.2 | 96.4 |
| Western Digital WD_BLACK SN850X Compare | 87.9 | 94.8 | 93.7 | 92.8 | 81.2 | 96.4 |
| Crucial T710 Compare | 98.7 | 98.7 | 85.3 | 92.8 | 86.2 | 82.5 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.5 | 93.3 | 93.7 | 78.5 | 94 | 96.4 |
| Seagate FireCuda 530R Compare | 92.1 | 96.1 | 53.3 | 92.8 | 95.7 | 90.3 |
Scores par usage
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