Hardware Spec Index

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

SSDs · Caldera · SKU SN8439-PLUS · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index6,312 (SSDs scale)
Category rank#2,599
Street price$99
Power5 W (active)
Performance per dollar63.76
Released2022

Specifications

BrandCaldera
ModelCaldera SN-8439 Plus
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write3,900 MB/s
Random 4K read760K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance480 TBW (0.22 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-8439 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11509751 (accessed 2026-10-25).