Caldera SN-7478 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7478-EDGE · Released 2023 · Updated 2026-10-22
Key facts
| Benchmark index | 8,500 (SSDs scale) |
|---|---|
| Category rank | #10,170 |
| Street price | $169 |
| Power | 5 W (active) |
| Performance per dollar | 50.30 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7478 Edge |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 4,900 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 1,120K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 1,200 TBW (0.33 DWPD) |
| Warranty | 5 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 |
|---|---|---|---|
| Caldera SN-8919 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,136 | $519 | Compare |
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| Strivon SN-3502 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,268 | $439 | Compare |
| Altrix SN-6116 SE 500GB SATA 2.5-inch SSD | 4,296 | $39 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-7478 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4825833 (accessed 2026-10-22).