Hardware Spec Index

Zephyra CL-3657 Pro Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3657-PRO · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,373 (CPU Coolers scale)
Category rank#22,726
Street price$69
Power3 W
Performance per dollar19.90
Released2019

Specifications

BrandZephyra
ModelZephyra CL-3657 Pro
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 2,200 RPM
Rated cooling180 W (manufacturer rating)
Noise31 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3657 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/3971611 (accessed 2026-10-24).