Hardware Spec Index

Zephyra CL-5947 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL5947-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,947 (CPU Coolers scale)
Category rank#31,476
Street price$119
Power17 W
Performance per dollar16.36
Released2021

Specifications

BrandZephyra
ModelZephyra CL-5947 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 27 mm thick
Fans3× 140 mm, up to 2,200 RPM
Pump2,900 RPM
Rated cooling330 W (manufacturer rating)
Noise34 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Teralux CL-9563 Ti Low profile Air CPU Cooler810$29Compare
Zephyra CL-7398 Plus 360mm AIO Liquid CPU Cooler2,095$169Compare
Zephyra CL-5706 Ultra Single tower Air CPU Cooler1,078$39Compare
Zephyra CL-1036 Pro 360mm AIO Liquid CPU Cooler2,081$149Compare
Caldera CL-9692 Core Single tower Air CPU Cooler640$19Compare
Teralux CL-8182 Core Dual tower Air CPU Cooler1,710$99Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-5947 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/525117 (accessed 2026-10-24).