[ubuntu] 2007 Macbook, 32 or 64 bit?

I have a 2007 macbook specs in the my singnature (hopefully) and I been running 32 bit for a few months and I was thinking of upgrading to a 64 bit and i wanted to know the comunities opinion on weather my mactel can handle the 64 bit 12.10 thanks


P.S Please no biases agianst macs i want honest opinions