Hardware Spec Index

Brontix CL-5921 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL5921-PRIME · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index1,897 (CPU Coolers scale)
Category rank#3,775
Street price$149
Power17 W
Performance per dollar12.73
Released2019

Specifications

BrandBrontix
ModelBrontix CL-5921 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise33 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
Teralux CL-9572 Pro Dual tower Air CPU Cooler1,457$89Compare
Teralux CL-2951 XT 280mm AIO Liquid CPU Cooler1,797$109Compare
Teralux CL-7096 SE Single tower Air CPU Cooler1,938$99Compare
Caldera CL-8851 Max Low profile Air CPU Cooler831$29Compare
Caldera CL-8792 Pro Dual tower Air CPU Cooler1,944$99Compare
Teralux CL-8909 Prime 240mm AIO Liquid CPU Cooler1,046$39Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-5921 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/3978358 (accessed 2026-10-21).