Caldera SN-1990 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1990-PRO · Released 2024 · Updated 2026-10-22
Key facts
| Benchmark index | 11,209 (SSDs scale) |
|---|---|
| Category rank | #41,728 |
| Street price | $339 |
| Power | 8 W (active) |
| Performance per dollar | 33.06 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1990 Pro |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 10,200 MB/s |
| Sequential write | 9,500 MB/s |
| Random 4K read | 2,500K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | LPDDR4 DRAM, 4 GB |
| Endurance | 2,400 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix SN-8044 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,457 | $199 | Compare |
| Strivon SN-9069 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,852 | $349 | Compare |
| Caldera SN-4772 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,094 | $339 | Compare |
| Caldera SN-6522 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,378 | $489 | Compare |
| Altrix SN-1691 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,816 | $309 | Compare |
| Novexa SN-4906 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,900 | $519 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1990 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9016579 (accessed 2026-10-22).