Hardware Spec Index

Caldera SN-8439 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN8439-CORE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index8,252 (SSDs scale)
Category rank#21,738
Street price$159
Power7 W (active)
Performance per dollar51.90
Released2021

Specifications

BrandCaldera
ModelCaldera SN-8439 Core
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,700 MB/s
Random 4K read1,170K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
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-8439 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6503560 (accessed 2026-10-23).