Caldera SN-7155 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7155-XT · Released 2023 · Updated 2026-10-24
Key facts
| Benchmark index | 9,294 (SSDs scale) |
|---|---|
| Category rank | #8,577 |
| Street price | $199 |
| Power | 8 W (active) |
| Performance per dollar | 46.70 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7155 XT |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,100 MB/s |
| Sequential write | 4,600 MB/s |
| Random 4K read | 1,160K IOPS |
| NAND | 3D TLC, 238-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 |
|---|---|---|---|
| Novexa SN-1052 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,198 | $509 | Compare |
| Caldera SN-6218 Plus 1TB SATA 2.5-inch SSD | 3,646 | $39 | Compare |
| Caldera SN-6033 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,909 | $149 | Compare |
| Novexa SN-6963 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,126 | $359 | Compare |
| Caldera SN-4829 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,888 | $469 | Compare |
| Strivon SN-6145 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD | 6,822 | $119 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7155 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/31920359 (accessed 2026-10-24).