Hardware Spec Index

Caldera CL-3974 Pro 240mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL3974-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index687 (CPU Coolers scale)
Category rank#1,538
Street price$19
Power12 W
Performance per dollar36.16
Released2021

Specifications

BrandCaldera
ModelCaldera CL-3974 Pro
TypeAll-in-one liquid cooler
Radiator240 mm, aluminum, 27 mm thick
Fans2× 120 mm, up to 2,300 RPM
Pump3,200 RPM
Rated cooling250 W (manufacturer rating)
Noise30 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-4008 Prime 360mm AIO Liquid CPU Cooler1,989$129Compare
Brontix CL-7825 XT Dual tower Air CPU Cooler1,341$69Compare
Teralux CL-2043 Pro Single tower Air CPU Cooler1,062$39Compare
Caldera CL-5422 Max Low profile Air CPU Cooler503$19Compare
Brontix CL-2786 Core Single tower Air CPU Cooler792$19Compare
Brontix CL-4732 XT 240mm AIO Liquid CPU Cooler1,151$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-3974 Pro 240mm AIO Liquid CPU Cooler”, https://vextor7.com/item/94869247 (accessed 2026-10-24).