Hardware Spec Index

Zephyra CL-3947 Core Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3947-CORE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,510 (CPU Coolers scale)
Category rank#41,094
Street price$89
Power3 W
Performance per dollar16.97
Released2020

Specifications

BrandZephyra
ModelZephyra CL-3947 Core
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height156 mm
Fans1× 120 mm PWM, up to 1,800 RPM
Rated cooling180 W (manufacturer rating)
Noise27 dBA (max)
RAM clearanceUnrestricted
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3947 Core Single tower Air CPU Cooler”, https://vextor7.com/item/4286575 (accessed 2026-10-21).