Hardware Spec Index

Caldera CL-3900 Pro 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL3900-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index2,457 (CPU Coolers scale)
Category rank#32,080
Street price$199
Power17 W
Performance per dollar12.35
Released2019

Specifications

BrandCaldera
ModelCaldera CL-3900 Pro
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,300 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise31 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

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

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-3953 Max 240mm AIO Liquid CPU Cooler1,085$39Compare
Teralux CL-8145 Core 360mm AIO Liquid CPU Cooler1,955$149Compare
Teralux CL-2302 Core Dual tower Air CPU Cooler2,122$119Compare
Teralux CL-3292 Core Dual tower Air CPU Cooler2,388$179Compare
Teralux CL-8905 Pro 360mm AIO Liquid CPU Cooler1,291$59Compare
Teralux CL-7046 Plus Single tower Air CPU Cooler1,685$89Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-3900 Pro 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/619265 (accessed 2026-10-26).