Hardware Spec Index

Zephyra CL-3475 Ultra 420mm AIO Liquid CPU Cooler

CPU Coolers · Zephyra · SKU CL3475-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index2,156 (CPU Coolers scale)
Category rank#22,711
Street price$139
Power17 W
Performance per dollar15.51
Released2023

Specifications

BrandZephyra
ModelZephyra CL-3475 Ultra
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 2,400 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise31 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 Socket

Similar CPU Coolers

ModelBenchmarkPriceCompare
Zephyra CL-1300 Ti 360mm AIO Liquid CPU Cooler1,961$119Compare
Caldera CL-2785 Pro 420mm AIO Liquid CPU Cooler2,150$169Compare
Caldera CL-8791 SE Low profile Air CPU Cooler562$19Compare
Zephyra CL-8268 SE Single tower Air CPU Cooler593$19Compare
Brontix CL-9196 Pro 360mm AIO Liquid CPU Cooler2,328$169Compare
Brontix CL-8994 XT Low profile Air CPU Cooler693$19Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Zephyra CL-3475 Ultra 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/6095701 (accessed 2026-10-23).