Caldera SN-6678 Plus 1TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6678-PLUS · Released 2019 · Updated 2026-10-21
Key facts
| Benchmark index | 7,150 (SSDs scale) |
|---|---|
| Category rank | #48,862 |
| Street price | $119 |
| Power | 4 W (active) |
| Performance per dollar | 60.08 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6678 Plus |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 2,300 MB/s |
| Sequential write | 1,700 MB/s |
| Random 4K read | 390K IOPS |
| NAND | 3D QLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 240 TBW (0.22 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix SN-9750 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,351 | $599 | Compare |
| Caldera SN-5593 Max 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,158 | $519 | Compare |
| Altrix SN-7763 Plus 2TB PCIe 5.0 NVMe M.2 2280 SSD | 12,120 | $329 | Compare |
| Novexa SN-5608 Ti 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,616 | $329 | Compare |
| Altrix SN-1177 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,355 | $299 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-6678 Plus 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/694818 (accessed 2026-10-21).