KingSpec NX-512 512GB PCIe 3.0 x4 NVMe M.2 2230
The KingSpec NX-512 2230 delivers up to 3500 MB/s reads and 1300 MB/s writes over PCIe 3.0 x4, with TLC NAND and LDPC error correction for reliable data transfers. Its compact M.2 2230 form factor and caseless design fit Steam Deck, Ultrabooks, and Mini PCs, while the 3D NAND construction offers shock resistance. Best for budget-conscious gamers or professionals upgrading handheld consoles or slim laptops who need fast storage without the premium price.
Snapshot
Pros & Cons
Pros
- Strong affordability (76th percentile) 76th
Cons
- Below average endurance (15th percentile)
- Below average capacity (35th 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 10 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 512 |
| Form Factor | M.2 2230 |
| Interface | PCIe 3.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 3 |
| External | No |
Performance
| Sequential Read (MB/s) | 3500 |
| Sequential Write (MB/s) | 1300 |
Hardware
| NAND | TLC |
vs Competition
| Spec | KingSpec NX-512 | Samsung 990 PRO | Western Digital WD_BLACK WDS800T2XHE | Kingston FURY Renegade SFYRDK/4000G | SanDisk Black SN850X WDBB9G0040BNC-WRSN | Crucial T700 CT2000T700SSD5 |
|---|---|---|---|---|---|---|
| Capacity | 512GB | 2TB | 8TB | 4TB | 4TB | 2TB |
| Form Factor | M.2 2230 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 | M.2 |
| Interface | PCIe 3.0 x4 | PCIe 4.0 x4 | PCIe 4.0 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 |
| Seq Read | 3,500 MB/s | 7,450 MB/s | 7,300 MB/s | 7,300 MB/s | 7,300 MB/s | 12,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | true | true |
| Endurance | - | 1200 TBW | 4800 TBW | 4000 TBW | 2400 TBW | 1200 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| KingSpec NX-512 | 57.4 | 61.9 | 53.6 | 34.9 | 14.8 | 54.2 | 76.4 |
| Samsung 990 PRO Compare | 93.7 | 97.4 | 98.9 | 78.6 | 86 | 95.4 | 23.2 |
| Western Digital WD_BLACK WDS800T2XHE Compare | 88.9 | 96.4 | 94 | 98.1 | 88.2 | 95.4 | 3.9 |
| Kingston FURY Renegade SFYRDK/4000G Compare | 93.3 | 94.4 | 94 | 92.6 | 94.1 | 95.4 | 9.4 |
| SanDisk Black SN850X WDBB9G0040BNC-WRSN Compare | 88.9 | 95.7 | 89.4 | 92.6 | 88.2 | 95.4 | 9.6 |
| Crucial T700 CT2000T700SSD5 Compare | 96.7 | 97.7 | 97.5 | 78.6 | 83 | 77.4 | 22 |
Price
Value & Pricing
Amazon 1 offer From ¥20,496
We started tracking prices for this product on Nov 13, 2026. The chart appears once we have more data.
Usage Scores
- Overall46.6
- Budget80.1
- Gaming27.1
- Laptop22.7
- Console16.4
- Portable64
- Workstation43.3
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
