Hardware Spec Index

Zephyra CL-9658 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL9658-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index2,023 (CPU Coolers scale)
Category rank#8,771
Street price$139
Power17 W
Performance per dollar14.55
Released2026

Specifications

BrandZephyra
ModelZephyra CL-9658 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 1,900 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise32 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

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Cite this page: Hardware Spec Index, “Zephyra CL-9658 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/518697 (accessed 2026-10-19).