Altrix SN-3813 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN3813-ULTRA · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 6,944 (SSDs scale) |
|---|---|
| Category rank | #12,224 |
| Street price | $109 |
| Power | 6 W (active) |
| Performance per dollar | 63.71 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-3813 Ultra |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,300 MB/s |
| Sequential write | 5,200 MB/s |
| Random 4K read | 900K IOPS |
| NAND | 3D QLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 200 TBW (0.18 DWPD) |
| Warranty | 3 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
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Cite this page: Hardware Spec Index, “Altrix SN-3813 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7833302 (accessed 2026-10-25).