Caldera SN-7409 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7409-XT · Released 2021 · Updated 2026-10-22
Key facts
| Benchmark index | 14,440 (SSDs scale) |
|---|---|
| Category rank | #33,413 |
| Street price | $459 |
| Power | 6 W (active) |
| Performance per dollar | 31.46 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7409 XT |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,100 MB/s |
| Sequential write | 4,200 MB/s |
| Random 4K read | 750K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Caldera SN-4214 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD | 14,652 | $569 | Compare |
| Altrix SN-3038 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,422 | $279 | Compare |
| Altrix SN-7688 Max 8TB PCIe 3.0 NVMe M.2 2280 SSD | 12,793 | $529 | Compare |
| Novexa SN-6587 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD | 8,062 | $159 | Compare |
| Novexa SN-4879 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 13,103 | $469 | Compare |
| Novexa SN-9982 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $599 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7409 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/18975005 (accessed 2026-10-22).