Caldera SN-9490 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN9490-PRO · Released 2020 · Updated 2026-10-22
Key facts
| Benchmark index | 11,205 (SSDs scale) |
|---|---|
| Category rank | #17,381 |
| Street price | $279 |
| Power | 7 W (active) |
| Performance per dollar | 40.16 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-9490 Pro |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,600 MB/s |
| Sequential write | 6,300 MB/s |
| Random 4K read | 1,090K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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-1166 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,168 | $269 | Compare |
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| Novexa SN-6213 XT 1TB SATA 2.5-inch SSD | 4,395 | $49 | Compare |
| Mirenta SN-7121 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD | 5,690 | $79 | Compare |
| Novexa SN-2073 Max 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,605 | $509 | Compare |
| Novexa SN-4181 Edge 500GB SATA 2.5-inch SSD | 4,718 | $49 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-9490 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2106356 (accessed 2026-10-22).