Hardware Spec Index

Zephyra CL-6403 Pro Low profile Air CPU Cooler

CPU Coolers · Zephyra · SKU CL6403-PRO · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,197 (CPU Coolers scale)
Category rank#1,725
Street price$39
Power3 W
Performance per dollar30.69
Released2023

Specifications

BrandZephyra
ModelZephyra CL-6403 Pro
TypeLow profile air cooler
Heat pipes4× 6 mm copper
Height49 mm
Fans1× 92 mm PWM, up to 2,200 RPM
Rated cooling95 W (manufacturer rating)
Noise23 dBA (max)
RAM clearanceUnrestricted
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-6403 Pro Low profile Air CPU Cooler”, https://vextor7.com/item/5667199 (accessed 2026-10-25).