[PD] Academic question about AMD64 and audio

amd ix at replic.net
Mon Aug 15 21:24:14 CEST 2005

On Mon, Aug 15, 2005 at 01:11:59PM -0700, thewade wrote:
> Hello,
> I have a purely academic question stemming from an accidental install on 
> my part:
> Will my AMD64 laptop run PD and other sound apps (using mingo's RT 
> patched kernels) faster in native 64-bit linux or faster as a 
> conventional 32-bit linux?

amd64 has a number of general-purpose registers that are not available in 32-bit mode, which means code compiled for 64bit will be faster regardless of whether it was specially optimized for 64bit, or uses >4gb of ram..the charts i saw at anandtech put it at around 10-25%..

> I ask this because I am about to install the "correct" 64-bit linux but 
> I will then have array problems and other PD errors that have not yet 
> been solved... So if my machine is faster in 64 -bit linux the 
> shortcommings of 64-bit PD are outweighed by the speed gain.
> Thanks all!
> -thewade
> _______________________________________________
> PD-list at iem.at mailing list
> UNSUBSCRIBE and account-management -> 
> http://lists.puredata.info/listinfo/pd-list

More information about the Pd-list mailing list