865G-M v1.0, maximum CPU and HDD supported information as below,
HDD: 400G
CPU: Pentium 4 400Mhz FSB (256K/512K L2 cache) CPU – 2.6G
           Pentium 4 533Mhz FSB (512K L2 cache) CPU – 2.8G
           Pentium 4 800Mhz FSB (512K L2 cache) CPU – 3.2G 
           Pentium 4 533/800Mhz FSB (512MB/1M L2 cache) HT CPU – 3.4EG 
           Celeron 400Mhz FSB (128K L2 cache) CPU – 2.8G 
           Celeron D 533Mhz FSB (256K L2 cache) CPU – 2.8G