Caldera SN-1273 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1273-XT · Released 2022 · Updated 2026-10-18
Key facts
| Benchmark index | 10,856 (SSDs scale) |
|---|---|
| Category rank | #16,712 |
| Street price | $339 |
| Power | 6 W (active) |
| Performance per dollar | 32.02 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1273 XT |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,000 MB/s |
| Sequential write | 4,300 MB/s |
| Random 4K read | 1,300K IOPS |
| NAND | 3D TLC, 232-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Heatsink edition available |
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-1741 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,088 | $389 | Compare |
| Mirenta SN-8314 XT 2TB PCIe 5.0 NVMe M.2 2280 SSD | 12,597 | $379 | Compare |
| Altrix SN-4095 Max 1TB SATA 2.5-inch SSD | 4,196 | $39 | Compare |
| Caldera SN-2626 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,447 | $149 | Compare |
| Caldera SN-4510 SE 1TB PCIe 3.0 NVMe M.2 2280 SSD | 7,398 | $119 | Compare |
| Novexa SN-1834 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,881 | $409 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1273 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/433208 (accessed 2026-10-18).