Novexa SN-9945 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN9945-ULTRA · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 4,379 (SSDs scale) |
|---|---|
| Category rank | #26,221 |
| Street price | $49 |
| Power | 7 W (active) |
| Performance per dollar | 89.37 |
| Released | 2023 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-9945 Ultra |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,000 MB/s |
| Sequential write | 3,600 MB/s |
| Random 4K read | 1,120K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 300 TBW (0.55 DWPD) |
| Warranty | 3 years |
| Heatsink | None |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0
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| Strivon SN-7215 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD | 10,304 | $289 | Compare |
| Novexa SN-3227 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,714 | $129 | Compare |
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Cite this page: Hardware Spec Index, “Novexa SN-9945 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21782466 (accessed 2026-10-25).