Hardware Spec Index

Caldera SN-9559 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9559-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index4,995 (SSDs scale)
Category rank#6,340
Street price$59
Power5 W (active)
Performance per dollar84.66
Released2019

Specifications

BrandCaldera
ModelCaldera SN-9559 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,200 MB/s
Sequential write1,500 MB/s
Random 4K read460K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.55 DWPD)
Warranty3 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-9559 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4496484 (accessed 2026-10-19).