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The Gamemax Sigma 520 Digital in white is a tower air cooler measuring 125 x 95 x 157mm and weighing around 600g, rated to handle 220W of thermal design power. The white finish suits a light-themed build, and the 220W rating puts it in range of higher-power desktop processors rather than only entry-level chips.

The Gamemax Sigma 520 Digital in white is a tower air cooler measuring 125 x 95 x 157mm and weighing around 600g, rated to handle 220W of thermal design power. The white finish suits a light-themed build, and the 220W rating puts it in range of higher-power desktop processors rather than only entry-level chips.

A digital readout in the top cover reports processor temperature as it changes. Because the number sits on the cooler, there is no monitoring utility to keep open behind a game or a render, and the reading stays visible through a side panel to anyone at the machine rather than only to the person logged in.

A digital readout in the top cover reports processor temperature as it changes. Because the number sits on the cooler, there is no monitoring utility to keep open behind a game or a render, and the reading stays visible through a side panel to anyone at the machine rather than only to the person logged in.

Six 4mm heat pipes contact the processor directly and are set in an offset layout that shifts the tower away from the memory slots. On a 157mm cooler that clearance is what determines whether tall modules with heat spreaders can be fitted at all, so the layout solves a fitting problem as much as a thermal one.
Six 4mm heat pipes contact the processor directly and are set in an offset layout that shifts the tower away from the memory slots. On a 157mm cooler that clearance is what determines whether tall modules with heat spreaders can be fitted at all, so the layout solves a fitting problem as much as a thermal one.


The cooler carries a 120 x 120 x 25mm fan with seven milk white blades on a hydro bearing, running 800 to 1800 RPM under PWM within a 10 percent tolerance. It draws 0.35A at 12 VDC through a 4-pin PWM connector, and the rated fan life is 30,000 hours of operation.

The cooler carries a 120 x 120 x 25mm fan with seven milk white blades on a hydro bearing, running 800 to 1800 RPM under PWM within a 10 percent tolerance. It draws 0.35A at 12 VDC through a 4-pin PWM connector, and the rated fan life is 30,000 hours of operation.

Maximum airflow is 74.8 CFM, with static pressure spanning 0.46 to 2.09mmH2O across the speed range and a noise ceiling of 33.8dB(A). That airflow figure is high for a single 120mm fan, and it is the reason a tower of this size can keep a 220W processor stable through sustained load rather than only in bursts.
Maximum airflow is 74.8 CFM, with static pressure spanning 0.46 to 2.09mmH2O across the speed range and a noise ceiling of 33.8dB(A). That airflow figure is high for a single 120mm fan, and it is the reason a tower of this size can keep a 220W processor stable through sustained load rather than only in bursts.


ARGB lighting on the cooler synchronises with compatible motherboard software, so it runs the same colours and effects as the memory, case fans and strips already installed. A single profile then covers the machine, which matters most on a white build where a mismatched colour is far more obvious than it would be on black.

ARGB lighting on the cooler synchronises with compatible motherboard software, so it runs the same colours and effects as the memory, case fans and strips already installed. A single profile then covers the machine, which matters most on a white build where a mismatched colour is far more obvious than it would be on black.

The fan attaches and detaches without tools. Every dust clean on a tower cooler means pulling the fan off and putting it back, and doing that with clips rather than screws inside a built machine turns an awkward job into a quick one. It also makes fitting a different fan later a two-minute change.
The fan attaches and detaches without tools. Every dust clean on a tower cooler means pulling the fan off and putting it back, and doing that with clips rather than screws inside a built machine turns an awkward job into a quick one. It also makes fitting a different fan later a two-minute change.


Mounting brackets cover Intel LGA1700, 1366, 1200 and 115X along with AMD AM5 and AM4. Between them these sockets take in current desktop platforms from both manufacturers plus a few generations of older boards, so the cooler is a realistic choice for a fresh build or for bringing an existing machine's temperatures down.

Mounting brackets cover Intel LGA1700, 1366, 1200 and 115X along with AMD AM5 and AM4. Between them these sockets take in current desktop platforms from both manufacturers plus a few generations of older boards, so the cooler is a realistic choice for a fresh build or for bringing an existing machine's temperatures down.
Everything you need to know about this product
It is rated for 220W of thermal design power.
It measures 125 x 95 x 157mm and weighs approximately 600g.
The top cover shows real-time CPU temperature directly on the cooler.
Six 4mm heat pipes make direct contact with the processor in an offset layout.
The offset heat pipe design moves the tower clear of the memory slots to improve clearance.
A 120 x 120 x 25mm fan with seven milk white blades on a hydro bearing.
It runs from 800 to 1800 RPM under PWM control with a 10 percent tolerance.
Maximum airflow is 74.8 CFM with static pressure between 0.46 and 2.09mmH2O.
The fan reaches a maximum of 33.8dB(A) at full speed.
It connects using a standard 4-pin PWM header, drawing 0.35A at 12 VDC.
Yes, the ARGB lighting syncs with compatible motherboard lighting software.
It fits Intel LGA1700, 1366, 1200 and 115X, plus AMD AM5 and AM4.
The hydro bearing fan carries a rated life of 30,000 hours.
AI-Generated Content: These FAQs are generated by an automated AI system and may contain inaccuracies or omissions. Evetech makes no warranties, express or implied, regarding their completeness or reliability. For definitive information, please refer to the manufacturer's official specifications.








Please Note: Product images are for illustrative purposes only and may differ from the actual product.
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