Hardware Spec Index

Brontix CL-9921 Prime 360mm AIO Liquid CPU Cooler

CPU Coolers · Brontix · SKU CL9921-PRIME · Released 2020 · Updated 2026-10-27

Key facts

Benchmark index1,681 (CPU Coolers scale)
Category rank#43,627
Street price$89
Power15 W
Performance per dollar18.89
Released2020

Specifications

BrandBrontix
ModelBrontix CL-9921 Prime
TypeAll-in-one liquid cooler
Radiator360 mm, aluminum, 27 mm thick
Fans3× 120 mm, up to 1,900 RPM
Pump3,400 RPM
Rated cooling300 W (manufacturer rating)
Noise36 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-5688 Ultra 240mm AIO Liquid CPU Cooler1,112$39Compare
Caldera CL-2210 Plus Dual tower Air CPU Cooler2,480$199Compare
Teralux CL-3109 SE Dual tower Air CPU Cooler2,246$199Compare
Teralux CL-6775 Prime 360mm AIO Liquid CPU Cooler2,275$179Compare
Brontix CL-9884 Ti Low profile Air CPU Cooler695$19Compare
Zephyra CL-8388 Edge 360mm AIO Liquid CPU Cooler1,567$89Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Brontix CL-9921 Prime 360mm AIO Liquid CPU Cooler”, https://vextor7.com/item/76792689 (accessed 2026-10-27).