Caldera SN-6403 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6403-PRO · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 12,701 (SSDs scale) |
|---|---|
| Category rank | #6,460 |
| Street price | $449 |
| Power | 5 W (active) |
| Performance per dollar | 28.29 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6403 Pro |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 4,800 MB/s |
| Sequential write | 3,600 MB/s |
| Random 4K read | 1,030K 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-2091 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,403 | $279 | Compare |
| Novexa SN-6637 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD | 10,321 | $259 | Compare |
| Strivon SN-9081 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,743 | $459 | Compare |
| Novexa SN-1129 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,472 | $229 | Compare |
| Caldera SN-9066 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD | 7,463 | $119 | Compare |
| Novexa SN-3477 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,449 | $599 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6403 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/16248651 (accessed 2026-10-25).