Caldera SN-7278 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7278-SE · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 11,107 (SSDs scale) |
|---|---|
| Category rank | #35,837 |
| Street price | $319 |
| Power | 8 W (active) |
| Performance per dollar | 34.82 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7278 SE |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 5,900 MB/s |
| Random 4K read | 910K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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 |
|---|---|---|---|
| Caldera SN-2536 Max 500GB SATA 2.5-inch SSD | 3,851 | $39 | Compare |
| Strivon SN-5221 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,227 | $339 | Compare |
| Caldera SN-9493 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,313 | $129 | Compare |
| Altrix SN-3941 Max 500GB SATA 2.5-inch SSD | 3,812 | $39 | Compare |
| Mirenta SN-3547 XT 2TB PCIe 3.0 NVMe M.2 2280 SSD | 7,326 | $139 | Compare |
| Altrix SN-2463 SE 1TB SATA 2.5-inch SSD | 4,459 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7278 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/97839647 (accessed 2026-10-21).