Hardware Spec Index

Zephyra CL-3857 Ultra Single tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL3857-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index906 (CPU Coolers scale)
Category rank#17,436
Street price$29
Power3 W
Performance per dollar31.24
Released2022

Specifications

BrandZephyra
ModelZephyra CL-3857 Ultra
TypeSingle tower air cooler
Heat pipes4× 6 mm copper
Height157 mm
Fans1× 120 mm PWM, up to 1,700 RPM
Rated cooling180 W (manufacturer rating)
Noise22 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3857 Ultra Single tower Air CPU Cooler”, https://vextor7.com/item/9544628 (accessed 2026-10-22).