Caldera SN-6426 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN6426-XT · Released 2026 · Updated 2026-10-26
Key facts
| Benchmark index | 13,203 (SSDs scale) |
|---|---|
| Category rank | #10,797 |
| Street price | $559 |
| Power | 11 W (active) |
| Performance per dollar | 23.62 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-6426 XT |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 10,500 MB/s |
| Sequential write | 8,900 MB/s |
| Random 4K read | 2,620K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Caldera SN-2946 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,930 | $479 | Compare |
| Altrix SN-9555 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,154 | $429 | Compare |
| Altrix SN-2332 XT 500GB SATA 2.5-inch SSD | 4,273 | $39 | Compare |
| Novexa SN-5849 Prime 1TB SATA 2.5-inch SSD | 4,284 | $49 | Compare |
| Strivon SN-8170 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,835 | $259 | Compare |
| Caldera SN-6151 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD | 8,381 | $209 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-6426 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/31588262 (accessed 2026-10-26).