Hardware Spec Index

Caldera SN-9428 Ultra 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN9428-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index6,149 (SSDs scale)
Category rank#10,989
Street price$89
Power7 W (active)
Performance per dollar69.09
Released2020

Specifications

BrandCaldera
ModelCaldera SN-9428 Ultra
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write4,500 MB/s
Random 4K read1,340K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Caldera SN-9428 Ultra 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/41584225 (accessed 2026-10-26).