A stable source of power is the heart of every working PC. Overclockers can appreciate a stable and sufficient Power Supply as this could be the 'make it or break it' component within their PC. As of late there is a growing sense of awareness within the industry of the importance of a high quality Power Supply and today 3DXtreme is taking a look at three new comers to the market SinTek 500w SLI, Enermax Liberty 500w, Silverstone Strider. Dual Core Processors and SLI based PCs are upping the power requirements and the marketing departments are doing a good job getting this information to the consumer.