Replace processor

Will a Gigabyte K8 Triton series - GA-K8NS nFORCE 3 MOTHERBOARD support a dual core processor such as AMD 64x2 for example?
I hope I have this worded right so that someone gets what I’m asking…

Go here…
http://www.gigabyte.us/Support/Motherboard/Driver_Model.aspx?ProductID=1858
…and click CPU Support List (on the right side of the page)