Hardware Spec Index

Zephyra CL-8347 Prime 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL8347-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index2,292 (CPU Coolers scale)
Category rank#27,689
Street price$179
Power17 W
Performance per dollar12.80
Released2024

Specifications

BrandZephyra
ModelZephyra CL-8347 Prime
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 38 mm thick
Fans3× 140 mm, up to 1,700 RPM
Pump3,400 RPM
Rated cooling330 W (manufacturer rating)
Noise33 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power ExplainedAMD AM5 SocketIntel LGA1851 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Brontix CL-6523 Plus 240mm AIO Liquid CPU Cooler850$19Compare
Caldera CL-3564 Prime Low profile Air CPU Cooler981$39Compare
Brontix CL-2257 SE 240mm AIO Liquid CPU Cooler687$19Compare
Caldera CL-3008 XT Single tower Air CPU Cooler559$19Compare
Brontix CL-6566 Plus 360mm AIO Liquid CPU Cooler1,988$109Compare
Caldera CL-5724 Pro 360mm AIO Liquid CPU Cooler2,434$199Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-8347 Prime 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/5485945 (accessed 2026-10-20).