http://pic.xfastest.com/sxs112/NV/8600Series/8600GT.jpg
Replace the 7600GT,G84-300 GPU 540MHz and 128-bit GDDR3 RAM(128MB or 256MB) at 1400MHz ,Price 150~180
http://pic.xfastest.com/sxs112/NV/86...es/8600GTS.jpg
Replace the 7900GS ,G84-400 GPU 675MHz and 128-bit GDDR3 RAM (256MB or 512MB) at 2000MHz ,Price 200~250
techpowerup