Caldera SN-1851 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN1851-PLUS · Released 2019 · Updated 2026-10-23
Key facts
| Benchmark index | 9,603 (SSDs scale) |
|---|---|
| Category rank | #6,635 |
| Street price | $219 |
| Power | 6 W (active) |
| Performance per dollar | 43.85 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-1851 Plus |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 3,200 MB/s |
| Sequential write | 2,500 MB/s |
| Random 4K read | 430K IOPS |
| NAND | 3D TLC, 176-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 |
|---|---|---|---|
| Altrix SN-3333 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,865 | $429 | Compare |
| Mirenta SN-4544 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD | 12,850 | $449 | Compare |
| Altrix SN-5185 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,143 | $339 | Compare |
| Caldera SN-4516 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,726 | $349 | Compare |
| Caldera SN-5075 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,312 | $319 | Compare |
| Mirenta SN-4927 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD | 8,768 | $189 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-1851 Plus 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/82886902 (accessed 2026-10-23).