Caldera SN-8140 Edge 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN8140-EDGE · Released 2022 · Updated 2026-10-23
Key facts
| Benchmark index | 5,363 (SSDs scale) |
|---|---|
| Category rank | #5,614 |
| Street price | $79 |
| Power | 5 W (active) |
| Performance per dollar | 67.89 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-8140 Edge |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 4,900 MB/s |
| Sequential write | 2,800 MB/s |
| Random 4K read | 1,340K IOPS |
| NAND | 3D QLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 100 TBW (0.18 DWPD) |
| Warranty | 3 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
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Cite this page: Hardware Spec Index, “Caldera SN-8140 Edge 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1429307 (accessed 2026-10-23).