Caldera SN-6281 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6281-PLUS · Released 2023 · Updated 2026-10-20
Key facts
| Benchmark index | 11,297 (SSDs scale) |
|---|---|
| Category rank | #21,239 |
| Street price | $299 |
| Power | 8 W (active) |
| Performance per dollar | 37.78 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6281 Plus |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,500 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 1,060K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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
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| Model | Benchmark | Price | Compare |
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| Novexa SN-5210 Core 2TB PCIe 4.0 NVMe M.2 2230 SSD | 7,745 | $139 | Compare |
| Altrix SN-3004 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD | 9,063 | $209 | Compare |
| Novexa SN-8839 SE 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,801 | $339 | Compare |
| Novexa SN-4993 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,871 | $529 | Compare |
| Altrix SN-4221 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD | 10,054 | $229 | Compare |
| Mirenta SN-7507 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,111 | $349 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6281 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/983497 (accessed 2026-10-20).