Hardware Spec Index

Caldera SN-9490 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN9490-PLUS · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index6,308 (SSDs scale)
Category rank#33,851
Street price$109
Power8 W (active)
Performance per dollar57.87
Released2020

Specifications

BrandCaldera
ModelCaldera SN-9490 Plus
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,400 MB/s
Sequential write4,500 MB/s
Random 4K read1,290K IOPS
NAND3D TLC, 176-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-9490 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/9480971 (accessed 2026-10-20).