Picking the proper power supply is just as critical as picking any component in your custom build, more so if you consider the Power Supply is the life's blood flowing through your components. Today we?re taking a look at the CoolerMaster G650M 650W Bronze rated PSU. Partially modular in design the CoolerMaster G650M is a large single Rail PSU fully capable of driving most single GPU systems. The CoolerMaster G650M is equipped with 4 PCIe connectors but you would be talking light power usage GPU's to run SLI. CoolerMasters long reputation of providing high quality equipment at affordable prices make the modestly priced PSU ($89.99 NewEgg) fit most budgets.