Caldera SN-3866 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3866-PRO · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 11,475 (SSDs scale) |
|---|---|
| Category rank | #48,349 |
| Street price | $339 |
| Power | 11 W (active) |
| Performance per dollar | 33.85 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3866 Pro |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 5.0 x4, NVMe 2.0 |
| Sequential read | 12,100 MB/s |
| Sequential write | 10,400 MB/s |
| Random 4K read | 2,520K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | LPDDR4 DRAM, 4 GB |
| Endurance | 2,400 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | Included (recommended for sustained loads) |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Novexa SN-1042 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD | 12,083 | $389 | Compare |
| Novexa SN-4930 Plus 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,845 | $429 | Compare |
| Strivon SN-5942 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,290 | $289 | Compare |
| Mirenta SN-8154 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD | 9,037 | $209 | Compare |
| Strivon SN-8517 Core 4TB PCIe 3.0 NVMe M.2 2280 SSD | 11,549 | $309 | Compare |
| Caldera SN-3177 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 9,789 | $309 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3866 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/686757 (accessed 2026-10-19).