Hardware Spec Index

Caldera SN-6427 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6427-PRO · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index8,288 (SSDs scale)
Category rank#20,913
Street price$159
Power8 W (active)
Performance per dollar52.13
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6427 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,400 MB/s
Sequential write7,100 MB/s
Random 4K read1,360K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance1,200 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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-6427 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/32636319 (accessed 2026-10-24).