Caldera SN-5221 SE 4TB PCIe 3.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN5221-SE · Released 2019 · Updated 2026-10-25
Key facts
| Benchmark index | 13,971 (SSDs scale) |
|---|---|
| Category rank | #12,257 |
| Street price | $539 |
| Power | 4 W (active) |
| Performance per dollar | 25.92 |
| Released | 2019 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-5221 SE |
| Capacity | 4 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 3.0 x4, NVMe 1.4 |
| Sequential read | 3,400 MB/s |
| Sequential write | 2,500 MB/s |
| Random 4K read | 400K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DDR4 DRAM, 4 GB |
| Endurance | 2,400 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-6146 Ultra 500GB SATA 2.5-inch SSD | 3,458 | $29 | Compare |
| Strivon SN-7215 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD | 10,304 | $289 | Compare |
| Novexa SN-3227 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,714 | $129 | Compare |
| Caldera SN-8035 SE 500GB SATA 2.5-inch SSD | 3,872 | $39 | Compare |
| Altrix SN-2412 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,319 | $559 | Compare |
| Novexa SN-7956 Max 8TB PCIe 3.0 NVMe M.2 2280 SSD | 14,900 | $589 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-5221 SE 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21782468 (accessed 2026-10-25).