P II has a speed of 450 Mhz and your AMD has a speed of 750 Mhz and so it seeems AMD is better CPU as far as speed is concerned. There are also other factors like what is harddisk speed and how well it gels with the bus speed, mother board ...

IS AMD- Duron AMD Duron - 750, D750AUT18, As equal as intel P-III 500 ????? is that true ??
No AMD is better as its speed is 750 Mhz and P-III is 500 Mhz.