Altrix SN-7581 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN7581-PRO · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 12,433 (SSDs scale) |
|---|---|
| Category rank | #5,115 |
| Street price | $359 |
| Power | 7 W (active) |
| Performance per dollar | 34.63 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-7581 Pro |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,900 MB/s |
| Sequential write | 6,100 MB/s |
| Random 4K read | 860K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Heatsink edition available |
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 |
|---|---|---|---|
| Caldera SN-2356 Ti 2TB PCIe 3.0 NVMe M.2 2280 SSD | 11,454 | $329 | Compare |
| Novexa SN-8632 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,619 | $139 | Compare |
| Altrix SN-1371 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD | 13,582 | $489 | Compare |
| Novexa SN-6318 SE 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,286 | $339 | Compare |
| Caldera SN-2698 Prime 1TB SATA 2.5-inch SSD | 3,826 | $39 | Compare |
| Caldera SN-9937 Plus 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,214 | $359 | Compare |
Cite this page: Hardware Spec Index, “Altrix SN-7581 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/64020394 (accessed 2026-10-26).