Hardware Spec Index

Caldera CL-6685 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL6685-ULTRA · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index1,513 (CPU Coolers scale)
Category rank#8,296
Street price$69
Power13 W
Performance per dollar21.93
Released2022

Specifications

BrandCaldera
ModelCaldera CL-6685 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 38 mm thick
Fans2× 140 mm, up to 2,100 RPM
Pump3,000 RPM
Rated cooling280 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-6685 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/623286 (accessed 2026-10-18).