eXtreme Power Supply Calculator - Calculate Wattage and Amperage for your PSU
eXtreme Power Supply Calculator v2.5
Many people often overlook the importance of Amperage and its impact on their computers. You can find different types of Power Supplies on the market that supply more then enough Wattage to run your system. However, many of them lack Amperage, which is necessary to back offered Wattage up. Therefore, it is important that you know exactly how many Amperes your system needs in order to work properly, without PSU causing any problems or even damage to computer components.