Novexa SN-4946 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN4946-XT · Released 2026 · Updated 2026-10-20
Key facts
| Benchmark index | 14,249 (SSDs scale) |
|---|---|
| Category rank | #12,178 |
| Street price | $599 |
| Power | 10 W (active) |
| Performance per dollar | 23.79 |
| Released | 2026 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-4946 XT |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 11,300 MB/s |
| Sequential write | 8,900 MB/s |
| Random 4K read | 2,530K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | LPDDR4 DRAM, 4 GB |
| Endurance | 2,400 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Included (recommended for sustained loads) |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0
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| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Strivon SN-6122 SE 4TB PCIe 3.0 NVMe M.2 2280 SSD | 13,832 | $589 | Compare |
| Altrix SN-3492 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,880 | $529 | Compare |
| Novexa SN-9383 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,889 | $379 | Compare |
| Altrix SN-9469 Plus 4TB PCIe 3.0 NVMe M.2 2280 SSD | 12,837 | $509 | Compare |
| Strivon SN-1218 XT 1TB SATA 2.5-inch SSD | 3,436 | $29 | Compare |
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Cite this page: Hardware Spec Index, “Novexa SN-4946 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2764293 (accessed 2026-10-20).