Caldera SN-7590 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7590-ULTRA · Released 2021 · Updated 2026-10-20
Key facts
| Benchmark index | 14,249 (SSDs scale) |
|---|---|
| Category rank | #41,254 |
| Street price | $569 |
| Power | 7 W (active) |
| Performance per dollar | 25.04 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7590 Ultra |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,400 MB/s |
| Sequential write | 5,300 MB/s |
| Random 4K read | 1,040K 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 |
|---|---|---|---|
| Mirenta SN-9943 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,028 | $179 | Compare |
| Novexa SN-6746 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,260 | $319 | Compare |
| Mirenta SN-8580 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,445 | $599 | Compare |
| Altrix SN-7782 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,540 | $459 | Compare |
| Caldera SN-3589 Ti 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,193 | $509 | Compare |
| Caldera SN-2959 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,572 | $259 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7590 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/93667576 (accessed 2026-10-20).