Caldera SN-5520 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN5520-ULTRA · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 9,521 (SSDs scale) |
|---|---|
| Category rank | #9,011 |
| Street price | $239 |
| Power | 6 W (active) |
| Performance per dollar | 39.84 |
| Released | 2025 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-5520 Ultra |
| Capacity | 2 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,600 MB/s |
| Sequential write | 5,500 MB/s |
| Random 4K read | 1,180K IOPS |
| NAND | 3D TLC, 232-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 |
|---|---|---|---|
| Novexa SN-3863 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD | 12,692 | $519 | Compare |
| Caldera SN-5806 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD | 12,823 | $469 | Compare |
| Caldera SN-3856 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,529 | $309 | Compare |
| Novexa SN-3281 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD | 4,601 | $49 | Compare |
| Strivon SN-4131 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD | 13,077 | $399 | Compare |
| Strivon SN-6351 Pro 500GB SATA 2.5-inch SSD | 3,892 | $39 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-5520 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3418232 (accessed 2026-10-19).