Altrix SN-4021 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Altrix · SKU SN4021-PRIME · Released 2024 · Updated 2026-10-19
Key facts
| Benchmark index | 5,323 (SSDs scale) |
|---|---|
| Category rank | #19,611 |
| Street price | $69 |
| Power | 7 W (active) |
| Performance per dollar | 77.14 |
| Released | 2024 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix SN-4021 Prime |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,200 MB/s |
| Sequential write | 4,800 MB/s |
| Random 4K read | 720K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 TBW (0.55 DWPD) |
| Warranty | 3 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
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| Altrix SN-6687 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD | 13,493 | $589 | Compare |
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Cite this page: Hardware Spec Index, “Altrix SN-4021 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2395079 (accessed 2026-10-19).