Caldera SN-4293 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4293-ULTRA · Released 2020 · Updated 2026-10-26
Key facts
| Benchmark index | 7,432 (SSDs scale) |
|---|---|
| Category rank | #46,420 |
| Street price | $119 |
| Power | 5 W (active) |
| Performance per dollar | 62.45 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4293 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,400 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 930K IOPS |
| NAND | 3D QLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 480 TBW (0.22 DWPD) |
| Warranty | 3 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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| Altrix SN-1603 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,781 | $429 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-4293 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21756645 (accessed 2026-10-26).