Caldera SN-7140 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN7140-SE · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 7,524 (SSDs scale) |
|---|---|
| Category rank | #8,796 |
| Street price | $139 |
| Power | 5 W (active) |
| Performance per dollar | 54.13 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-7140 SE |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,300 MB/s |
| Sequential write | 4,900 MB/s |
| Random 4K read | 920K IOPS |
| NAND | 3D QLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 240 TBW (0.22 DWPD) |
| Warranty | 3 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-9637 SE 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,885 | $489 | Compare |
| Novexa SN-9815 Prime 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,543 | $599 | Compare |
| Mirenta SN-4707 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD | 6,637 | $119 | Compare |
| Caldera SN-9950 Edge 1TB SATA 2.5-inch SSD | 4,173 | $49 | Compare |
| Altrix SN-3805 Prime 4TB PCIe 3.0 NVMe M.2 2280 SSD | 14,800 | $509 | Compare |
| Novexa SN-3537 SE 2TB PCIe 4.0 NVMe M.2 2230 SSD | 11,710 | $439 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-7140 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/85544417 (accessed 2026-10-25).