AMD Athlon XP 2800+ 512K 266MHz CPU OEM
http://www.ewiz.com/detail.php?name=AX2800_266
AMD Mobile Athlon XP-M 2600+ (45W) Barton 266MHz FSB 512KB
http://www.newegg.com/Product/Product.asp?Item=N82E16819103436
ATHLON XP 2400+ THOUROUGHBRED SOCKET A (266Mhz BUS)
http://www.pcprogress.com/product.asp?m1=pw&pid=AMDXP2400%2BOEM
you may want to upgrade your bios.
http://support.asus.com/download/download.aspx?SLanguage=en-us
the surest bet would be the 2400(locked) tbred. the 2800(unlocked) has a 16 multi which is the same as a xp2600+ but with the extra cache. 2600-m(unlocked) some boards have problems with them. you do have multi selection on your board don't you? how about voltages?
ud
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