Novexa SN-6639 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN6639-CORE · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 11,185 (SSDs scale) |
|---|---|
| Category rank | #5,525 |
| Street price | $339 |
| Power | 7 W (active) |
| Performance per dollar | 32.99 |
| Released | 2021 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-6639 Core |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,300 MB/s |
| Sequential write | 5,100 MB/s |
| Random 4K read | 1,020K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 TBW (0.33 DWPD) |
| Warranty | 5 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Strivon SN-5620 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,868 | $239 | Compare |
| Caldera SN-9429 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,384 | $559 | Compare |
| Caldera SN-3129 Ti 2TB PCIe 4.0 NVMe M.2 2230 SSD | 8,649 | $219 | Compare |
| Strivon SN-5868 Ti 2TB PCIe 3.0 NVMe M.2 2280 SSD | 10,047 | $259 | Compare |
| Novexa SN-6730 Ti 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,836 | $329 | Compare |
| Altrix SN-5374 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,236 | $559 | Compare |
Cite this page: Hardware Spec Index, “Novexa SN-6639 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8018813 (accessed 2026-10-25).