Hardware Spec Index

Zephyra CL-6721 Ultra Dual tower Air CPU Cooler

CPU Coolers · Zephyra · SKU CL6721-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index2,061 (CPU Coolers scale)
Category rank#41,238
Street price$139
Power6 W
Performance per dollar14.83
Released2024

Specifications

BrandZephyra
ModelZephyra CL-6721 Ultra
TypeDual tower air cooler
Heat pipes8× 6 mm copper
Height166 mm
Fans2× 120 mm PWM, up to 2,200 RPM
Rated cooling280 W (manufacturer rating)
Noise26 dBA (max)
RAM clearanceOffset fin stack, 45 mm
Socket supportAM5, AM4, LGA1851, LGA1700
Warranty6 years

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Cite this page: Hardware Spec Index, “Zephyra CL-6721 Ultra Dual tower Air CPU Cooler”, https://vextor7.com/item/6866933 (accessed 2026-10-25).