Hardware Spec Index

Caldera CL-3971 Edge 280mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL3971-EDGE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index846 (CPU Coolers scale)
Category rank#27,232
Street price$29
Power13 W
Performance per dollar29.17
Released2020

Specifications

BrandCaldera
ModelCaldera CL-3971 Edge
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 2,500 RPM
Pump3,400 RPM
Rated cooling280 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

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Cite this page: Hardware Spec Index, “Caldera CL-3971 Edge 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/4354830 (accessed 2026-10-23).