Hardware Spec Index

Zephyra CL-6674 Core 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL6674-CORE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,960 (CPU Coolers scale)
Category rank#8,798
Street price$139
Power17 W
Performance per dollar14.10
Released2021

Specifications

BrandZephyra
ModelZephyra CL-6674 Core
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 1,900 RPM
Pump3,200 RPM
Rated cooling330 W (manufacturer rating)
Noise33 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-6674 Core 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/1600997 (accessed 2026-10-22).