Hardware Spec Index

Brontix CL-3977 XT Single tower Air CPU Cooler

CPU Coolers · Brontix · SKU CL3977-XT · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index883 (CPU Coolers scale)
Category rank#23,519
Street price$29
Power3 W
Performance per dollar30.45
Released2026

Specifications

BrandBrontix
ModelBrontix CL-3977 XT
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height160 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling220 W (manufacturer rating)
Noise33 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Brontix CL-3977 XT Single tower Air CPU Cooler”, https://vextor7.com/item/6944517 (accessed 2026-10-20).