Novexa SN-6521 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Novexa · SKU SN6521-PRO · Released 2020 · Updated 2026-10-22
Key facts
| Benchmark index | 6,040 (SSDs scale) |
|---|---|
| Category rank | #44,711 |
| Street price | $69 |
| Power | 7 W (active) |
| Performance per dollar | 87.54 |
| Released | 2020 |
Specifications
| Brand | Novexa |
|---|---|
| Model | Novexa SN-6521 Pro |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 3,600 MB/s |
| Random 4K read | 760K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 300 TBW (0.33 DWPD) |
| Warranty | 5 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix SN-4425 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,611 | $409 | Compare |
| Caldera SN-4142 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,271 | $229 | Compare |
| Altrix SN-2265 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,608 | $439 | Compare |
| Altrix SN-4071 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,087 | $459 | Compare |
| Altrix SN-3097 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD | 14,492 | $499 | Compare |
| Caldera SN-3724 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $569 | Compare |
Cite this page: Hardware Spec Index, “Novexa SN-6521 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2367569 (accessed 2026-10-22).