Hardware Spec Index

Caldera SN-9427 Ultra 500GB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN9427-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index3,469 (SSDs scale)
Category rank#23,307
Street price$39
Power3 W (active)
Performance per dollar88.95
Released2026

Specifications

BrandCaldera
ModelCaldera SN-9427 Ultra
Capacity500 GB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (SLC cache)
Endurance120 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

Related guides

SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-5244 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD10,591$319Compare
Altrix SN-5776 SE 1TB SATA 2.5-inch SSD3,762$39Compare
Mirenta SN-3389 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD10,876$319Compare
Caldera SN-3899 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD13,650$469Compare
Mirenta SN-5706 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD7,100$119Compare
Altrix SN-7654 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD11,894$459Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9427 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/71677084 (accessed 2026-10-22).