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EVGA SuperNOVA 750G2 and 850G2 Gold Power Supply Review

04/23/2014 - 15:34

Introduction Back in March, EVGA announced the pending arrival of two new power supplies in their popular SuperNOVA line, the 750G2 and 850G2. Both new power supplies are 80Plus Gold certified and feature all modular cables, high-quality Japanese brand...

Final Thoughts and Conclusions

04/14/2014 - 13:00

[inline:files/review/2014-04-14/30-G2-boxes.jpg] The new SuperNOVA 850 G2 and 750 G2 power supplies from EVGA offer a rare combination of performance and value. For their two new G2 power supplies, EVGA has partnered with Superflower, which is one of the...

Differential Temperature and Noise Levels

04/14/2014 - 12:56

To simulate real world operation, some of the warm exhaust air from the PSUs under test were recirculated back to the intake through a passive air duct, which allows the PSU air inlet temperature to increase with load, just like it would in a real PC....

Efficiency

04/14/2014 - 12:53

Efficiency is defined by the power output divided by the power input and is usually expressed as a percentage.  If a PSU were a 100% efficient (which none are) 750 watts of AC power going in would result in 750 watts of DC power coming out (with no...

DC Load Regulation and AC Ripple

04/14/2014 - 12:47

DC Output Load Regulation To simulate real world and maximum loading conditions, the EVGA SuperNOVA 750 G2 and 850 G2 power supplies were connected to the load testers and supplied with a constant 115 VAC.  In this test we are interested in seeing...

Under the Hood

04/14/2014 - 12:43

[inline:files/review/2014-04-14/15-Inside.jpg] Here are a few pictures showing the layout and components inside the EVGA SuperNOVA 750 G2 and 850 G2 Gold power supplies.  Internally the two units are very similar as you would expect as they are both...

A Detailed Look

04/14/2014 - 12:41

[inline:files/review/2014-04-14/10a-Back.jpg] The EVGA SuperNOVA G2 power supply enclosures are painted with a flat black hammertone finish and measure 180mm (7.1”) long.  The back panel includes an On-Off switch, AC receptacle and a small 2-...

Packaging and Parts

04/14/2014 - 12:37

The EVGA SuperNOVA 750 G2 and 850 G2 power supplies arrived securely packed inside standard retail boxes showcasing each unit’s features and specifications.   [inline:files/review/2014-04-14/7a-Boxes.jpg] [inline:files/review/2014-04-14/7b-750...

Specifications

04/14/2014 - 12:33

The EVGA SuperNOVA 750 G2 and 850 G2 Gold power supplies are rated for a combined, continuous output power of up to 750 watts and 850 watts respectively at 50°C operating temperature. Both PSUs incorporate a single +12V rail. The 750 G2 can deliver...

Corsair Obsidian Series 450D Performance Mid-Tower PC Case Review

03/26/2014 - 08:09

[inline:files/review/2014-03-25/2-450D-Banner.jpg] The highly anticipated 450D mid-tower case is Corsair’s latest addition to their top of the line Obsidian Series and is the first new Obsidian case to be released in 2014. The Obsidian 450D mid-...