Caldera SN-2221 Prime 2TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN2221-PRIME · Released 2019 · Updated 2026-10-21
Key facts
| Benchmark index | 10,860 (SSDs scale) |
|---|---|
| Category rank | #25,645 |
| Street price | $369 |
| Power | 4 W (active) |
| Performance per dollar | 29.43 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-2221 Prime |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 2,700 MB/s |
| Sequential write | 2,100 MB/s |
| Random 4K read | 420K IOPS |
| NAND | 3D TLC, 218-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-7747 Pro 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,052 | $589 | Compare |
| Novexa SN-7083 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,776 | $269 | Compare |
| Novexa SN-6555 SE 1TB SATA 2.5-inch SSD | 4,113 | $39 | Compare |
| Strivon SN-9159 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,345 | $359 | Compare |
| Novexa SN-8273 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,361 | $189 | Compare |
| Caldera SN-3278 Max 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,132 | $429 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-2221 Prime 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/16412759 (accessed 2026-10-21).