Altrix SN-3944 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN3944-ULTRA · Released 2019 · Updated 2026-10-26
Key facts
| Benchmark index | 5,558 (SSDs scale) |
|---|---|
| Category rank | #34,798 |
| Street price | $69 |
| Power | 4 W (active) |
| Performance per dollar | 80.55 |
| Released | 2019 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-3944 Ultra |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 2,200 MB/s |
| Sequential write | 1,600 MB/s |
| Random 4K read | 350K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 300 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
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Cite this page: Hardware Spec Index, “Altrix SN-3944 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/24373322 (accessed 2026-10-26).