Caldera SN-7678 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7678-SE · Released 2022 · Updated 2026-10-25
Key facts
| Benchmark index | 7,186 (SSDs scale) |
|---|---|
| Category rank | #16,613 |
| Street price | $139 |
| Power | 6 W (active) |
| Performance per dollar | 51.70 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7678 SE |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,200 MB/s |
| Sequential write | 5,300 MB/s |
| Random 4K read | 1,260K IOPS |
| NAND | 3D QLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 200 TBW (0.18 DWPD) |
| Warranty | 3 years |
| Heatsink | None |
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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| Novexa SN-2574 Ultra 500GB SATA 2.5-inch SSD | 4,356 | $39 | Compare |
| Caldera SN-4435 Edge 500GB SATA 2.5-inch SSD | 3,819 | $39 | Compare |
| Mirenta SN-9355 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,603 | $249 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-7678 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/95294657 (accessed 2026-10-25).