Altrix SN-8646 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN8646-ULTRA · Released 2024 · Updated 2026-10-20
Key facts
| Benchmark index | 11,032 (SSDs scale) |
|---|---|
| Category rank | #13,464 |
| Street price | $259 |
| Power | 7 W (active) |
| Performance per dollar | 42.59 |
| Released | 2024 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-8646 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,000 MB/s |
| Sequential write | 4,200 MB/s |
| Random 4K read | 1,050K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Altrix SN-7803 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,083 | $459 | Compare |
| Strivon SN-5056 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,453 | $509 | Compare |
| Altrix SN-8072 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD | 9,820 | $269 | Compare |
| Altrix SN-6441 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,854 | $549 | Compare |
| Altrix SN-6446 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,165 | $459 | Compare |
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Cite this page: Hardware Spec Index, “Altrix SN-8646 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/93664611 (accessed 2026-10-20).