Which computer is better ?

[carlos prosodio]

I have a question i am about to go pick up a computer but i dont know which is better

Motherboard Asus p5lmx
Intel core 2 duo e6600
2 gb of ram ddr2 533mz
Ati radeon hd3470 full hd 256mb ddr3
SATA HDD 320GB

Or

Dell optiplex 755
Core 2 duo e5600 2,6 ghz
2GB of ram ddr2
Integrated graphics 256 mb
SATA HDD 320GB

Can someone help me?

 

[Cdog042501]

The top one it at least has some sort of graphics