Caldera SN-1940 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1940-PLUS · Released 2020 · Updated 2026-10-25
Key facts
| Benchmark index | 13,185 (SSDs scale) |
|---|---|
| Category rank | #13,510 |
| Street price | $559 |
| Power | 6 W (active) |
| Performance per dollar | 23.59 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1940 Plus |
| Capacity | 8 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,200 MB/s |
| Sequential write | 5,000 MB/s |
| Random 4K read | 1,340K 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
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| Novexa SN-4423 Ti 500GB SATA 2.5-inch SSD | 3,198 | $39 | Compare |
| Caldera SN-7927 SE 500GB SATA 2.5-inch SSD | 4,137 | $49 | Compare |
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Cite this page: Hardware Spec Index, “Caldera SN-1940 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11204341 (accessed 2026-10-25).