Hardware Spec Index

Caldera SN-5566 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5566-XT · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index4,535 (SSDs scale)
Category rank#31,354
Street price$39
Power8 W (active)
Performance per dollar116.28
Released2021

Specifications

BrandCaldera
ModelCaldera SN-5566 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,200 MB/s
Sequential write3,100 MB/s
Random 4K read840K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance180 TBW (0.33 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-5566 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12840242 (accessed 2026-10-23).