Hardware Spec Index

Caldera SN-7427 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7427-XT · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index13,759 (SSDs scale)
Category rank#5,160
Street price$599
Power6 W (active)
Performance per dollar22.97
Released2019

Specifications

BrandCaldera
ModelCaldera SN-7427 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,300 MB/s
Sequential write2,500 MB/s
Random 4K read380K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-7427 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/30008757 (accessed 2026-10-20).