DeepCool AK620 G2 CPU Cooler Review: Refining a Proven Design

• March 18, 2026

DeepCool has released the AK620 G2, an updated iteration of its dual-tower CPU cooler series aimed at refining an already popular design. The new model introduces several enhancements, including an improved radiator, upgraded cooling fans, and a modified mounting system that shifts the base placement on the CPU lid. Despite these changes, the cooler’s fundamental architecture remains consistent with the original AK620, retaining the design choice not to solder heat pipes to the radiator fins.

Enhanced Design With Familiar Foundations

The DeepCool AK620 G2 maintains the dual-tower layout that made its predecessor notable for balancing high cooling capability with a relatively compact footprint. The revised radiator benefits from optimizations aimed at improving heat dissipation, although specific technical adjustments were not detailed. Additionally, the fans accompanying the G2 version have been modernized to offer better airflow or quieter operation, reflecting incremental development rather than a wholesale redesign.

One key structural update resides in the mounting mechanism. DeepCool engineers have altered the base attachment to be offset on the CPU’s integrated heat spreader. This adjustment potentially allows for improved contact pressure or more stable installation but does not fundamentally change the compatibility or installation process for PC builders accustomed to the previous model.

A point of continuity is the absence of soldering that joins the heat pipes to the radiator plates. While soldered heat pipes can sometimes improve thermal conductivity, DeepCool has chosen to keep the AK620 G2’s pipes mechanically attached without soldering, a design feature worth noting for enthusiasts considering cooling efficiency versus manufacturing cost.

Performance testing and comparative benchmarks are necessary to fully ascertain how the improvements translate into thermal management under load. Early indications suggest that while the enhancements are subtle, they may offer measurable gains in cooling efficiency or noise reduction, continuing the AK620 family’s reputation for delivering effective air cooling solutions compatible with modern CPUs.

The updated AK620 G2 serves as an example of iterative innovation in PC cooling hardware, preserving the qualities that earned the original unit positive recognition while making targeted tweaks aimed at refining user experience and possibly thermal performance.

DeepCool updates its AK620 cooler with G2 version featuring enhanced radiator, upgraded fans, and improved mounting for better performance.