Caldera SN-4420 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4420-XT · Released 2019 · Updated 2026-10-24
Key facts
| Benchmark index | 13,019 (SSDs scale) |
|---|---|
| Category rank | #22,895 |
| Street price | $419 |
| Power | 4 W (active) |
| Performance per dollar | 31.07 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4420 XT |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 2,500 MB/s |
| Sequential write | 2,100 MB/s |
| Random 4K read | 580K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 8 GB |
| Endurance | 4,800 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-2869 XT 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,460 | $319 | Compare |
| Altrix SN-1245 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,404 | $159 | Compare |
| Caldera SN-5384 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,496 | $449 | Compare |
| Strivon SN-2327 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,005 | $399 | Compare |
| Altrix SN-7021 Edge 500GB SATA 2.5-inch SSD | 3,868 | $39 | Compare |
| Novexa SN-4428 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,969 | $509 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4420 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/46565799 (accessed 2026-10-24).