How to optomize Blender/YafRay.

The objective of this thread is to figure out how to best optomize Blender and YafRay as much as possible. so please post your system specs, and you optomization options, along, and how fast it renders. For the sake of compatability, we will use the file from here:

and, for the record, here’s my info:

Kubuntu (breezy-badger) 2.6.12-10-amd64-k8-smp kernel
2.0 ghz AMD Athlon X2 (dual core true 64bit)
512M ram.

-O3 -pipe -funsigned-char -ffast-math -fomit-frame-pointer -mfpmath=sse -momit-leaf-frame-pointer -march=k8

46.62 sec.

-O3 -pipe -ffast-math -fomit-frame-pointer -march=k8 -mfpmath=sse

17.64 sec.