Caldera SN-6256 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6256-XT · Released 2022 · Updated 2026-10-21
Key facts
| Benchmark index | 10,026 (SSDs scale) |
|---|---|
| Category rank | #33,422 |
| Street price | $289 |
| Power | 7 W (active) |
| Performance per dollar | 34.69 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6256 XT |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,000 MB/s |
| Sequential write | 5,300 MB/s |
| Random 4K read | 980K IOPS |
| NAND | 3D TLC, 176-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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Mirenta SN-2655 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,541 | $459 | Compare |
| Caldera SN-3099 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,941 | $599 | Compare |
| Caldera SN-4491 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,970 | $369 | Compare |
| Mirenta SN-1539 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,155 | $109 | Compare |
| Novexa SN-5205 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,938 | $599 | Compare |
| Mirenta SN-8714 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,538 | $179 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6256 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7974385 (accessed 2026-10-21).