Foxconn G31MX overclock Xeon E5440 from 2,83ghz to 3.06ghz
У вашего броузера проблема в совместимости с HTML5
The motherboard is not so useful for overclocking, but it is possible to enlarge the CPU frequency just a little.
Motherboard - Foxconn G31MX.
CPU - Xeon E5440.