Hello, whether I can put core 2 duo processor on it?
More abouti845g chipset socket
No. If you have pc2700 or pc3200 ddr, I would either sell it or get a 754 or 939 setup if funds are tight. Check your local craigslist for combo deals; mine has a p4 with 865 board and 512 megs of ddr for only $35.