Hardware Spec Index

Caldera SN-4556 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN4556-PLUS · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index5,124 (SSDs scale)
Category rank#8,884
Street price$69
Power8 W (active)
Performance per dollar74.26
Released2026

Specifications

BrandCaldera
ModelCaldera SN-4556 Plus
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write3,600 MB/s
Random 4K read940K IOPS
NAND3D TLC, 232-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-4556 Plus 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/41364270 (accessed 2026-10-24).