Caldera SN-6442 Pro 2TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6442-PRO · Released 2024 · Updated 2026-10-25
Key facts
| Benchmark index | 12,735 (SSDs scale) |
|---|---|
| Category rank | #25,077 |
| Street price | $459 |
| Power | 10 W (active) |
| Performance per dollar | 27.75 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6442 Pro |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 12,500 MB/s |
| Sequential write | 10,500 MB/s |
| Random 4K read | 2,750K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | LPDDR4 DRAM, 2 GB |
| Endurance | 1,200 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Included (recommended for sustained loads) |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0
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| Altrix SN-4274 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 12,455 | $389 | Compare |
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| Mirenta SN-7698 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,107 | $579 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-6442 Pro 2TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21785962 (accessed 2026-10-25).