I was using an older test version of the Tthrottle.exe v5.8. Once I updated to the latest Fred provided all is good.
Thank you Fred for getting this great piece of software working on my dual Xeon 16 core machine!
Thank you Fred for getting this great piece of software working on my dual Xeon 16 core machine!

and updating the registry settings all appears to work fine! Thank you. I am very impressed with how quickly you turned this enhancement request around. A donation is forthcoming