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Recent Posts

PSU Testing Methodology

04/29/2014 - 21:35

Establishing an accurate load is critical to testing and evaluating a PC power supply.  PCPerspective’s power supply test bench can place a precise DC load on the PSU under test.  Each power supply is tested under controlled, real-world...

Corsair Link Monitoring and Control Software

04/29/2014 - 21:33

The digital design of the AX1500i allows for a full suite of telemetry to be communicated from the AX1500i to the PC over USB or a Corsair Link Commander Unit (sold separately). After downloading and installing the free Corsair Link software, you can...

Under the Hood

04/29/2014 - 21:29

[inline:files/review/2014-04-29/14a-Inside.jpg] Here are a few pictures showing the layout and components inside the massive AX1500i Digital power supply.  As with previous AXi digital power supplies, Corsair continues to partner with Flextronics to...

A Detailed Look

04/29/2014 - 21:26

[inline:files/review/2014-04-29/9a-Bottom-Fan.jpg]

Specifications

04/29/2014 - 21:24

The Corsair AX1500i Digital power supply supports the latest ATX12V v2.4 and EPS12V 2.92 standards and is backward compatible with ATX12V 2.2 and ATX12V 2.01.  The AX1500i is rated for a combined, continuous output power of up to 1,500 watts at 50...

Packaging and Parts

04/29/2014 - 21:20

[inline:files/review/2014-04-29/5a-Box.jpg] [inline:files/review/2014-04-29/5b-Box.jpg] [inline:files/review/2014-04-29/5c-Box.jpg] The Corsair AX1500i Digital power supply arrived securely packed inside a large retail box showcasing the unit’s...

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...