Caldera SN-7494 Ultra 500GB PCIe 4.0 NVMe M.2 2230 SSD
SSDs · Caldera · SKU SN7494-ULTRA · Released 2026 · Updated 2026-10-23
Key facts
| Benchmark index | 4,670 (SSDs scale) |
|---|---|
| Category rank | #10,839 |
| Street price | $49 |
| Power | 6 W (active) |
| Performance per dollar | 95.31 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7494 Ultra |
| Capacity | 500 GB |
| Form factor | M.2 2230 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,400 MB/s |
| Sequential write | 3,800 MB/s |
| Random 4K read | 1,100K IOPS |
| NAND | 3D QLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 100 TBW (0.18 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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Cite this page: Hardware Spec Index, “Caldera SN-7494 Ultra 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/4404341 (accessed 2026-10-23).