Both are 512 ddr3 , I have choice between those 2 , there is no ther option , wich one?

Gaming on high/medium 1024x768 , watching HD video , core duo E7200 , 4 gb of RAM?

Help me guys! I need to get some games wich are suitable for 6 year old kid!

She like horses , barbie-like games and Ape Ascape.

Any suggestions?

THNX in advance!