Hardware Spec Index

Brontix CL-8631 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL8631-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,341 (CPU Coolers scale)
Category rank#39,057
Street price$199
Power17 W
Performance per dollar11.76
Released2023

Specifications

BrandBrontix
ModelBrontix CL-8631 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,100 RPM
Pump2,800 RPM
Rated cooling330 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-2891 Ultra 420mm AIO Liquid CPU Cooler2,436$189Compare
Brontix CL-9650 XT 420mm AIO Liquid CPU Cooler2,480$199Compare
Caldera CL-7394 Ultra 280mm AIO Liquid CPU Cooler1,138$39Compare
Zephyra CL-1846 Prime 240mm AIO Liquid CPU Cooler805$29Compare
Teralux CL-4807 Plus 240mm AIO Liquid CPU Cooler513$19Compare
Teralux CL-4385 Edge 420mm AIO Liquid CPU Cooler2,480$199Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-8631 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/1477547 (accessed 2026-10-21).