Well, I am about to pick up a 533MHz G4 from a DA and put it into my 
Sawtooth.  Once I get it, my motherboard is getting removed and having 
some dip switches installed.  And these dip switches will be controlling 
my bus speed.  Settings above stock that will be tried are 105MHz, 
120MHz, and 133MHz.  I will test stability and RAM slot functionality at 
these speeds.  Anyway, I have the following 2 questions:

Can a dip switch replace a register?  Or resistor?  Basically, should I 
probably include this in the setup?  I imagine the answer is yes if the 
resistors are anything other than 0ohm.

Is AGP timing related to bus speed in this machine?  The 120MHz setting 
reduces PCI speed to 30MHz, while the 105MHz setting increases it to 
35MHz.  PCI speeds are not important to me but I dont want to slow down 
my AGP bus.

Speeds I will eventually test are (bus/processor):

105 / 577.5
105 / 630
120 / 540
120 / 600
133 / 600

Note that this will be after testing all of the bus speeds at the 4X 
setting to thoroughly test the bus speed overclocking first.  I dont 
expect to get past 600MHz but I do know someone who has gotten 650MHz 
out of one of these processors, though his computer was run in a cool 
basement.  i will also be trying to fashion a better cooling system.

Thanks for any help

Chris P


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