Novexa SN-4021 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN4021-EDGE · Released 2025 · Updated 2026-10-21
Key facts
| Benchmark index | 6,712 (SSDs scale) |
|---|---|
| Category rank | #27,113 |
| Street price | $119 |
| Power | 6 W (active) |
| Performance per dollar | 56.40 |
| Released | 2025 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-4021 Edge |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,900 MB/s |
| Sequential write | 6,200 MB/s |
| Random 4K read | 970K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 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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| Mirenta SN-6770 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,837 | $539 | Compare |
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| Novexa SN-2454 SE 500GB SATA 2.5-inch SSD | 4,026 | $39 | Compare |
| Mirenta SN-4613 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD | 10,685 | $329 | Compare |
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Cite this page: Hardware Spec Index, “Novexa SN-4021 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21361507 (accessed 2026-10-21).