Caldera SN-4255 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4255-PRIME · Released 2026 · Updated 2026-10-20
Key facts
| Benchmark index | 6,376 (SSDs scale) |
|---|---|
| Category rank | #7,309 |
| Street price | $89 |
| Power | 8 W (active) |
| Performance per dollar | 71.64 |
| Released | 2026 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4255 Prime |
| Capacity | 500 GB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,900 MB/s |
| Sequential write | 3,500 MB/s |
| Random 4K read | 1,130K IOPS |
| NAND | 3D TLC, 176-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 300 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-7468 Ti 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,213 | $339 | Compare |
| Strivon SN-7483 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,043 | $139 | Compare |
| Caldera SN-7089 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 12,478 | $409 | Compare |
| Caldera SN-7197 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD | 11,490 | $359 | Compare |
| Novexa SN-5913 SE 2TB PCIe 5.0 NVMe M.2 2280 SSD | 11,134 | $339 | Compare |
| Caldera SN-3748 Ultra 8TB PCIe 3.0 NVMe M.2 2280 SSD | 13,868 | $549 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4255 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/16632618 (accessed 2026-10-20).