Altrix SN-2981 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN2981-ULTRA · Released 2021 · Updated 2026-10-23
Key facts
| Benchmark index | 10,412 (SSDs scale) |
|---|---|
| Category rank | #45,106 |
| Street price | $309 |
| Power | 6 W (active) |
| Performance per dollar | 33.70 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-2981 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 5,800 MB/s |
| Random 4K read | 1,250K 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 |
|---|---|---|---|
| Caldera SN-1993 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,001 | $189 | Compare |
| Mirenta SN-5498 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,078 | $359 | Compare |
| Altrix SN-7136 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,172 | $539 | Compare |
| Mirenta SN-9331 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,386 | $479 | Compare |
| Caldera SN-9187 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD | 9,628 | $279 | Compare |
| Caldera SN-8810 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 13,794 | $449 | Compare |
Cite this page: Hardware Spec Index, “Altrix SN-2981 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/96560990 (accessed 2026-10-23).