BIOS SETTINGS for asus A7N8X-Xrev2.xx

[Tecplay2]

I have a ASUS A7N8X-X Rev 2.xx mother board with a Barton AMD Athlon 2500xp

I run a speed test and im getting 2.17 gigs out of it and wonder if someone knows how to up that further through different bios settings?

My settings go as follows

CPU External Freq. .................................200Mhz
CPU Freq. Multiple settings.....................AUTO
CPU Freq. Multiple...................................11.0
System preformance...............................User Defined
CPU Interface......................................... .Optimal
Memory Freq...........................................100 %
Resulting Freq.........................................200Mh z
Memory Timings.......................................Aggr essive
SDRAM Active Precharge Delay................8
SDRAM RAS to CAS Delay.........................4
SDRAM RAS Precharge Delay....................4
SDRAM CAS Latency.................................3T
FSB Spread Spectrum..............................Disabled
AGP Spread Spectrum..............................Disabled
CPU Vcore............................................. ...1.700
Graphics Aperture.....................................256 Mb
AGP Freq.............................................. .....Auto
System BIOS Cachable..............................Disabled
Video RAM Cachable..................................Disabled
DDR Voltage........................................... ...2.7 V
AGP VDDQ Voltage....................................1.6
AGP 8X Support.........................................En abled
AGP Fast Write..........................................Ena bled
Motherboard temp....................................29C
CPU Temp.............................................. ...53C

if someone that has there PC overclocked with same motherboard could tell me what to change in the bios would help me alot
Thank You "Im looking for 2.3- 2.4 gigs out of system" if possible