Can you tell me what, if any, CPU's would be the best upgrade for my computer?

I am looking for the fastest possible CPU that would be compatible with this computer. If you need any more info just ask.

Processor:
Property Value
Current Clock Speed 1247
Description x86 Family 6 Model 10 Stepping 0
Manufacturer AuthenticAMD
Name AMD Athlon(tm) XP

Motherboard:
Property Value
Manufacturer soyocomputer
Model
Name Base Board
Part Number
Product K7VME
Serial Number 00000000
Version 1.0

BIOS:
Property Value
Manufacturer American Megatrends Inc.
Name Version 07.00T
Release Date 20010402000000.000000+000
Version AMIINT - 10

Supports AMD 462 pins Socket A processors :
Ø Athlon XP (Palomino/Thoroughbred/Barton)
(200/266/333 MHz FSB)
Ø Duron/Morgan

http://www.soyo.com/uploads/download...qk7vme_v11.pdf

Drivers and BIOS:

http://www.soyo.com/content/Download...=228&l=English