Caldera SN-5478 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN5478-PRIME · Released 2021 · Updated 2026-10-21
Key facts
| Benchmark index | 10,184 (SSDs scale) |
|---|---|
| Category rank | #12,460 |
| Street price | $279 |
| Power | 6 W (active) |
| Performance per dollar | 36.50 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-5478 Prime |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 1,060K IOPS |
| NAND | 3D TLC, 218-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
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| Mirenta SN-2177 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,019 | $229 | Compare |
| Novexa SN-6113 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,311 | $469 | Compare |
| Caldera SN-1116 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,079 | $519 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-5478 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3218384 (accessed 2026-10-21).