Caldera SN-6251 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6251-EDGE · Released 2023 · Updated 2026-10-23
Key facts
| Benchmark index | 9,345 (SSDs scale) |
|---|---|
| Category rank | #21,280 |
| Street price | $269 |
| Power | 7 W (active) |
| Performance per dollar | 34.74 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6251 Edge |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,200 MB/s |
| Sequential write | 4,500 MB/s |
| Random 4K read | 960K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Novexa SN-5898 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,407 | $219 | Compare |
| Caldera SN-7745 Ultra 500GB SATA 2.5-inch SSD | 3,877 | $49 | Compare |
| Caldera SN-9212 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,069 | $179 | Compare |
| Caldera SN-6047 Ti 1TB SATA 2.5-inch SSD | 3,580 | $29 | Compare |
| Strivon SN-4467 Core 1TB SATA 2.5-inch SSD | 3,682 | $39 | Compare |
| Altrix SN-9436 Ti 1TB SATA 2.5-inch SSD | 4,342 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6251 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8447012 (accessed 2026-10-23).