Hardware Spec Index

Caldera SN-6447 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6447-PRIME · Released 2020 · Updated 2026-10-18

Key facts

Benchmark index11,752 (SSDs scale)
Category rank#19,884
Street price$399
Power5 W (active)
Performance per dollar29.45
Released2020

Specifications

BrandCaldera
ModelCaldera SN-6447 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write4,600 MB/s
Random 4K read1,030K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-6447 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/327129 (accessed 2026-10-18).