Energy Calculator : calculate your energy savings

Get maximum efficiency, your business can save up to 44% on computer power consumption if you use HP ENERGY STAR® qualified HP desktops with 80 PLUS® power supplies. If you use HP Compaq dc7800 Ultra Slim Desktop with Intel® Core™2 Duo Processor 4500 and 1 GB 800 MHz DDR2 SDRAM, Genuine Windows Vista® Business you can calculate your energy savings to take minimum electricity from you wall.