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Recent Posts

Corsair RMx Series Fully Modular 850W Power Supply Review

09/29/2015 - 12:51

Introduction Corsair has just expanded their RM Series of PC power supplies to include a third line, the RMx Series, in addition to the original RM and RMi Series. The new RMx power supplies will be available in 550W, 650W, 750W, 850W and 1000W models...

Final Thoughts and Conclusions

09/28/2015 - 20:08

The Corsair RM850x power supply exhibited excellent voltage regulation with outstanding AC ripple suppression, even at full load. The power supply features a good assortment of all modular cables and delivers very good efficiency, easily meeting the...

Efficiency, Differential Temperature and Noise

09/28/2015 - 20:05


DC Load Regulation and AC Ripple

09/28/2015 - 20:02

DC Output Load Regulation To simulate real world and maximum loading conditions, the Corsair RM850x power supply was connected to the load testers and supplied with a constant 115 VAC.  In this test we are interested in seeing how well a PSU can...

Under the Hood

09/28/2015 - 20:00

Here are a few pictures showing the layout and components inside the RM850x power supply.  The RMx Series was custom designed by Corsair and manufactured by Channel Well Technologies (CWT), one of Corsair’s long standing OEM partners. [inline:...

A Detailed Look

09/28/2015 - 19:55

[inline:files/review/2015-09-28/10a-Back.jpg] [inline:files/review/2015-09-28/10b-Back.jpg] The Corsair RM850x power supply enclosure is painted matte black with white lettering and measures 180mm (7.1”) long.  Note the beveled edges for a...

Specifications and Packaging

09/28/2015 - 19:52

[inline:files/review/2015-09-28/5-Side.jpg] The Corsair RM850x power supply is rated for a combined, continuous output power of up to 850 watts at 50°C operating temperature. The PSU incorporates a single +12V rail, which can deliver up to 70.8A (...

Cyonic AU-450x Fully Modular 450W Power Supply Review

07/31/2015 - 16:02

Introduction [inline:files/review/2015-07-28/2-Banner.jpg] Introducing Cyonic, a new player in the global PC power supply arena. Founded in 2013, Cyonic’s goal is to become a global brand of high performance computer parts and accessories. The...

Final Thoughts and Conclusions

07/28/2015 - 16:24

Cyonic is a new player in an already crowded PC power supply market. Cyonic has partnered with Seasonic to produce the AUx Series, which includes three models, ranging in output capacities of 450W, 550W and 650W. All of the AUx Series power supplies...

Efficiency, Differential Temperature and Noise

07/28/2015 - 16:21