Caldera SN-7491 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7491-PRIME · Released 2024 · Updated 2026-10-26
Key facts
| Benchmark index | 10,512 (SSDs scale) |
|---|---|
| Category rank | #33,367 |
| Street price | $279 |
| Power | 6 W (active) |
| Performance per dollar | 37.68 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7491 Prime |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,100 MB/s |
| Sequential write | 4,400 MB/s |
| Random 4K read | 960K IOPS |
| NAND | 3D TLC, 218-layer |
| Cache | DDR4 DRAM, 2 GB |
| 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 |
|---|---|---|---|
| Strivon SN-9260 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,320 | $289 | Compare |
| Strivon SN-9093 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,937 | $489 | Compare |
| Novexa SN-7665 SE 500GB SATA 2.5-inch SSD | 3,074 | $29 | Compare |
| Mirenta SN-4052 Max 8TB PCIe 3.0 NVMe M.2 2280 SSD | 11,672 | $409 | Compare |
| Mirenta SN-4540 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,267 | $489 | Compare |
| Caldera SN-2230 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 7,782 | $179 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7491 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/76793984 (accessed 2026-10-26).