Altrix SN-4556 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN4556-PLUS · Released 2022 · Updated 2026-10-25
Key facts
| Benchmark index | 14,635 (SSDs scale) |
|---|---|
| Category rank | #38,681 |
| Street price | $559 |
| Power | 6 W (active) |
| Performance per dollar | 26.18 |
| Released | 2022 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-4556 Plus |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 4,900 MB/s |
| Sequential write | 4,400 MB/s |
| Random 4K read | 1,210K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 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-9299 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,295 | $359 | Compare |
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| Novexa SN-1677 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,721 | $219 | Compare |
| Altrix SN-6909 SE 500GB SATA 2.5-inch SSD | 3,932 | $39 | Compare |
| Strivon SN-9644 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,170 | $79 | Compare |
| Novexa SN-6788 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,957 | $479 | Compare |
Cite this page: Hardware Spec Index, “Altrix SN-4556 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4942671 (accessed 2026-10-25).