Caldera SN-3851 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3851-PRO · Released 2020 · Updated 2026-10-23
Key facts
| Benchmark index | 10,317 (SSDs scale) |
|---|---|
| Category rank | #23,846 |
| Street price | $289 |
| Power | 7 W (active) |
| Performance per dollar | 35.70 |
| Released | 2020 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3851 Pro |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,100 MB/s |
| Sequential write | 5,900 MB/s |
| Random 4K read | 920K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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-4444 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,006 | $519 | Compare |
| Novexa SN-4790 Core 500GB SATA 2.5-inch SSD | 3,986 | $49 | Compare |
| Caldera SN-4268 XT 500GB SATA 2.5-inch SSD | 4,272 | $49 | Compare |
| Novexa SN-5935 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,561 | $369 | Compare |
| Altrix SN-5973 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,326 | $449 | Compare |
| Caldera SN-4478 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,354 | $289 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3851 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/76016243 (accessed 2026-10-23).