K7S5A2 v1.0x maximum CPU and HDD supported information as below,
HDD:80G
CPU: AMD Duron 200Mhz FSB CPU - 950
           AMD Morgan 200Mhz FSB CPU - 1.3G 
           AMD Athlon 200Mhz FSB CPU - 1.4G AMD Athlon 266Mhz FSB CPU - 1.4G
           AMD Palomino 266Mhz FSB CPU - 1.2G
           AMD Athlon XP (0.18u) 266Mhz FSB CPU - 2100+ AMD Athlon XP (0.13u) 266Mhz FSB CPU - 2200+