Hardware Spec Index

Brontix CL-9643 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL9643-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,424 (CPU Coolers scale)
Category rank#30,319
Street price$79
Power13 W
Performance per dollar18.03
Released2021

Specifications

BrandBrontix
ModelBrontix CL-9643 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 30 mm thick
Fans2× 140 mm, up to 2,500 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise34 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-9643 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/94550776 (accessed 2026-10-23).