Hi, my system is the following a intel core 2 duo e7500(dual of 2.93ghz) 4gb ddr3 ram, 320gb 7200rpm hdd, 1gb overclocked 8400gs and a 235watt psu with 1 12v rail and my question is will this card work in my system http://www.newegg.ca/Product/Product.aspx?Item=N82E16814202075 i know it requires a 400watt psu but since my card runs at 40watts and correct me if im wrong this card runs at 44watts so can i run it and are refurbished cards form newegg a safe choice? thanks in advance