Hardware Spec Index

Zephyra CL-3971 XT 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3971-XT · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,887 (CPU Coolers scale)
Category rank#21,020
Street price$129
Power17 W
Performance per dollar14.63
Released2024

Specifications

BrandZephyra
ModelZephyra CL-3971 XT
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 2,000 RPM
Pump3,300 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-3971 XT 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/92948057 (accessed 2026-10-20).