I have Chosen an Asus A7n8x/dlx motherboard with a Athlon xp3000+ processor for windows xp. Im not a gamer but do like my music and dvd s. I need 512mb of memory and a graphics card. Which company is good for memory and can i have some help with a good graphics card (no more than £100) Also is it easy to set up the bios when assembled. Just want a challenge so excuse my ignorance !!!!