Hardware Spec Index

Brontix CL-8921 Ultra Single tower Air CPU Cooler

CPU Coolers · Brontix · SKU CL8921-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index606 (CPU Coolers scale)
Category rank#9,067
Street price$19
Power3 W
Performance per dollar31.89
Released2021

Specifications

BrandBrontix
ModelBrontix CL-8921 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height155 mm
Fans1× 120 mm PWM, up to 1,700 RPM
Rated cooling180 W (manufacturer rating)
Noise28 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-8921 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/17954841 (accessed 2026-10-23).