Hardware Spec Index

Brontix CL-8739 XT 420mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL8739-XT · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,788 (CPU Coolers scale)
Category rank#33,938
Street price$119
Power17 W
Performance per dollar15.03
Released2021

Specifications

BrandBrontix
ModelBrontix CL-8739 XT
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,800 RPM
Pump3,100 RPM
Rated cooling330 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-8739 XT 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/5822945 (accessed 2026-10-19).