This is one of my old pcs: its HP Media Center m7350, here's the links for the specification: http://reviews.cnet.com/desktops/hp-pavilion-media-center/4507-3118_7-31672654.html?tag=mncol;rnav http://www.amazon.com/dp/B000E1HCRO/?tag=tec06d-20 http://www.walmart.com/catalog/product.do?product_id=4597551 the psu is like 300w and I want use this video card http://www.newegg.ca/Product/Product.aspx?Item=N82E16814150320 Not sure if enough power supply? room in the case? or is the 6200 just integrated? Ignore bottleneck. Thank you very much!