this card be well worth the 30 or forty dollar you be go to pay for it . it work in essentially ANY desktop computer and it certainly do not require a 300watt psu if you be not use a high watt CPU . it be better the expect it to be . it wind up get a 4.1 Desktop for Aero and a 4.4 business and gaming graphic . not too shabby for a old dell dimension 3000