Hardware Spec Index

Zephyra CL-3951 Edge 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3951-EDGE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index2,055 (CPU Coolers scale)
Category rank#36,291
Street price$149
Power17 W
Performance per dollar13.79
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3951 Edge
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,400 RPM
Pump3,000 RPM
Rated cooling330 W (manufacturer rating)
Noise28 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-3951 Edge 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/1753016 (accessed 2026-10-24).