Caldera SN-3956 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3956-PLUS · Released 2019 · Updated 2026-10-26
Key facts
| Benchmark index | 8,794 (SSDs scale) |
|---|---|
| Category rank | #49,745 |
| Street price | $179 |
| Power | 6 W (active) |
| Performance per dollar | 49.13 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3956 Plus |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 3,300 MB/s |
| Sequential write | 2,600 MB/s |
| Random 4K read | 370K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 2 GB |
| Endurance | 1,200 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
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Caldera SN-7445 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,383 | $439 | Compare |
| Caldera SN-7198 Ultra 1TB SATA 2.5-inch SSD | 3,681 | $39 | Compare |
| Caldera SN-9091 SE 8TB PCIe 3.0 NVMe M.2 2280 SSD | 13,191 | $529 | Compare |
| Altrix SN-3525 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD | 11,554 | $419 | Compare |
| Novexa SN-5771 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,877 | $309 | Compare |
| Mirenta SN-3313 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD | 11,139 | $319 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3956 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/62948580 (accessed 2026-10-26).