centos 4 installed on P4 won't boot on P3

[admin at homemachine.net (Tom)]

Karanbir Singh wrote:
> William A. Mahaffey III wrote:
> 
>> Application code compiled for a P4 (using full P4 optimizations) 
>> usually won't run on a P3, I suspect the same for kernels. I betcha 
>> you need to 
> 
> 
> dude.... the i686 kernel works fine on P-2 / P-3 / P-4. there is _no_ 
> code in CentOS3/i386 and CentOS4/i386 that wont run on a machine that is 
> an i686 Arch type.
> 
> Unless you are talking about P-4's with EM64T / x8664. But I presume, 
> knowing the system is a P-3, Tom didnt install x86_64 on there.

no I didn't, i686 kernel

> ( I dont think you would even see the grub prompt in that case, but I 
> havent tried running a x86_64 OS on a P-3 )
> 
> - KB