Hardware Spec Index

Caldera CL-6840 Core 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6840-CORE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index890 (CPU Coolers scale)
Category rank#26,591
Street price$29
Power13 W
Performance per dollar30.69
Released2025

Specifications

BrandCaldera
ModelCaldera CL-6840 Core
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 38 mm thick
Fans2× 140 mm, up to 2,300 RPM
Pump3,300 RPM
Rated cooling280 W (manufacturer rating)
Noise24 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Caldera CL-6840 Core 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/805704 (accessed 2026-10-23).