Hardware Spec Index

Zephyra CL-3978 Pro Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3978-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index1,674 (CPU Coolers scale)
Category rank#35,395
Street price$89
Power3 W
Performance per dollar18.81
Released2025

Specifications

BrandZephyra
ModelZephyra CL-3978 Pro
TypeSingle tower air cooler
Heat pipes6× 6 mm copper
Height159 mm
Fans1× 120 mm PWM, up to 2,000 RPM
Rated cooling220 W (manufacturer rating)
Noise29 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3978 Pro Single tower Air CPU Cooler”, https://vextor7.com/item/5665274 (accessed 2026-10-25).