Hardware Spec Index

Brontix CL-4645 Ultra 280mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL4645-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,700 (CPU Coolers scale)
Category rank#9,171
Street price$109
Power13 W
Performance per dollar15.60
Released2023

Specifications

BrandBrontix
ModelBrontix CL-4645 Ultra
TypeAll-in-one liquid cooler
Radiator280 mm, aluminum, 27 mm thick
Fans2× 140 mm, up to 1,800 RPM
Pump2,800 RPM
Rated cooling280 W (manufacturer rating)
Noise25 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-4645 Ultra 280mm AIO Liquid CPU Cooler”, https://vextor7.com/item/5330620 (accessed 2026-10-22).