Help Please!!!!!!

[god of war]

Help please!i have got a pc assembled this way:
intel core 2 duo e4500@2.20 GHz
2 gb ram ddr2
intel motherboard D945GCR x86 based
integrated intel graphics
windows xp service pack 3

i have got the game command and conquer 3:tiberium wars and it works fine in the tutorial.but when i start the campaign,it abruptly ends sometimes giving a weird message that their is insufficient virtual memory.that message has stopped coming now.i have got 5 gb virtual memory.should i get a graphics card?if so,is a xfx 9600 512 mb card OK?please reply.i am a avid fan of the command and conquer series and i am playing it from when i was 5 years old.please help!!!!!

[tuxybuzz]

better ask this in the gaming section..iam not good with sys requirements