Hardware Spec Index

Zephyra CL-3666 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3666-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,135 (CPU Coolers scale)
Category rank#42,579
Street price$39
Power3 W
Performance per dollar29.10
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3666 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height158 mm
Fans1× 120 mm PWM, up to 1,700 RPM
Rated cooling180 W (manufacturer rating)
Noise32 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3666 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/3419786 (accessed 2026-10-22).