Altrix SN-4956 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN4956-ULTRA · Released 2026 · Updated 2026-10-20
Key facts
| Benchmark index | 9,756 (SSDs scale) |
|---|---|
| Category rank | #24,526 |
| Street price | $229 |
| Power | 5 W (active) |
| Performance per dollar | 42.60 |
| Released | 2026 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-4956 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,000 MB/s |
| Sequential write | 5,300 MB/s |
| Random 4K read | 990K 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-2089 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,198 | $419 | Compare |
| Altrix SN-3165 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,701 | $319 | Compare |
| Strivon SN-7693 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,072 | $179 | Compare |
| Novexa SN-5239 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,003 | $279 | Compare |
| Strivon SN-8920 Max 500GB SATA 2.5-inch SSD | 4,480 | $49 | Compare |
| Altrix SN-2991 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,496 | $409 | Compare |
Cite this page: Hardware Spec Index, “Altrix SN-4956 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/33331124 (accessed 2026-10-20).