Hey everyone I am real new too this but I bought a PNY 9800gt 1gb for my hp p6527c-d 2.9 amd athlon II x4 635 4GB pc-6400 ram mid size ATX case with 250 psu will an antec 500w Basiq be enough power I only have multi opti drive and a 500gb HDD at 7200 from wht I understand