Or possibly a design limitation in the motherboard itself... Ben Myers

On Sun, 27 Apr 2008 20:35:34 -0800, "Sept1967" sept1967@peoplepc.(Erase)com
wrote:

I have. It looks to be a BIOS throttle limitation. Not the chipset/CPU

(From Anandtech March 10th, 2005)
"The Turion 64 will be available in both 1MB L2 and 512KB L2 cache models,
but both models will only support a 64-bit (single channel) DDR400 memory
controller. The first Turion 64s will be available in speeds ranging from
1.6GHz up to 2.0GHz."

http://www.anandtech.com/cpuchipsets...oc.aspx?i=2374