9500 zotac 512 gddr2 vs ati x800xl 256gddr3

I have both of these cards. I know they're not very good but which one would be better in my budget rig not overclocked.

Specs:
Amd x2 6000+
1 gig cosair 5-5-5-15
m3n72-d for motherboard


thanks for the help