How do i overclock this
AMD Athlon II X2 250 Regor 3.0GHz 2 x 1MB L2 Cache Socket AM3 65W Dual-Core Desktop Processor ADX250OCGMBOXhttp://www.newegg.com/Product/Product.aspx?Item=N82E16819103903
BIOSTAR A880G+ AM3 AMD 880G HDMI Micro ATX AMD Motherboardhttp://www.newegg.com/Product/Product.aspx?Item=N82E16813138283
Google is your friend, but here are the basics.
Overclocking is either done through your bios or through overclocking utilities provided with your processor. Searching "Athlon ii Regor overclock" will give you a good idea. Sadly I have no familiarity with athlon ii processors, so you'll have to wait for more comments