Altrix SN-4491 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN4491-PLUS · Released 2023 · Updated 2026-10-22
Key facts
| Benchmark index | 14,900 (SSDs scale) |
|---|---|
| Category rank | #35,973 |
| Street price | $579 |
| Power | 7 W (active) |
| Performance per dollar | 25.73 |
| Released | 2023 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-4491 Plus |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,400 MB/s |
| Sequential write | 6,600 MB/s |
| Random 4K read | 930K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Novexa SN-2275 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD | 12,838 | $449 | Compare |
| Caldera SN-6879 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,671 | $169 | Compare |
| Novexa SN-4705 SE 500GB SATA 2.5-inch SSD | 4,399 | $49 | Compare |
| Mirenta SN-1214 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,385 | $309 | Compare |
| Altrix SN-4157 Plus 500GB SATA 2.5-inch SSD | 4,254 | $39 | Compare |
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Cite this page: Hardware Spec Index, “Altrix SN-4491 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12823968 (accessed 2026-10-22).