MSI K8N Neo2 F Bios Questions

[[Retaliation]]

ill make this as short as possible..im new to the 939 socket..and this k8n neo2 F...theres a few thing in bios i dont understand..and the manuall only tells you how to change them...not what they actually do
1st:spectrum spread...atm its disabled..i cannot enable it( i dont know y)whats this feature do?
2nd:HT frequency...atm its at 5x..what does this do..and what do the values mean(what is best to have set)
and 3rd:Adjust CPU ratio...its set to "Startup" but i have x4 and x20 as options..what does this function do for me..and whats best to have?

 

[Stoly]

Check this link

http://www.hardforum.com/showthread.php?t=888001

 

[[Retaliation]]

thank you very much