hey there - hi all of u cool guys i have a Compaq Presario SR1105IL running XP with these hardware- AMD Athlon XP 2400+ , 128 MB DDR , nV. GF 5200 128 DDR1 , A VIA motherboard-VT8237 ,......... i want to be into serious gaming with all the features(anti-aliasing,anti-filt. etc) ON AT THE HIGHEST LEVEL . So i wish to upgrade my memory into 512MB. My question- Can i buy a good quality 512MB around Rs. 4000. where can i get the best buy or which brand would be the best buy for these situations. I would really like to hear from u guys. THANKS A LOT FOR READING THIS.