Novexa SN-5551 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN5551-ULTRA · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 10,665 (SSDs scale) |
|---|---|
| Category rank | #44,239 |
| Street price | $299 |
| Power | 8 W (active) |
| Performance per dollar | 35.67 |
| Released | 2023 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-5551 Ultra |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,500 MB/s |
| Sequential write | 4,800 MB/s |
| Random 4K read | 930K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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 |
|---|---|---|---|
| Novexa SN-1572 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD | 10,878 | $349 | Compare |
| Mirenta SN-6286 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD | 11,183 | $319 | Compare |
| Mirenta SN-5840 Max 2TB PCIe 4.0 NVMe M.2 2230 SSD | 9,273 | $229 | Compare |
| Caldera SN-9235 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,421 | $409 | Compare |
| Strivon SN-3863 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,286 | $349 | Compare |
| Mirenta SN-3893 Ultra 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,923 | $389 | Compare |
Cite this page: Hardware Spec Index, “Novexa SN-5551 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21919990 (accessed 2026-10-25).