ETANE :
Gorgonzer :
Not well, the gpu is hindering your performance.
http://www.game-debate.com/games/index.php?g_id=1855&game=ArmA+III&p_make=AMD&p_deriv=APU+A8-4500M+Quad+Core&gc_make=ATI&gc_deriv=Radeon+HD+7640G&ram=8&checkSubmit=#systemRequirements
Ok but if I put my game on low settings would it be playable?
I haven't personally played ArmA 3, but the site says it doesn't meet the minimum requirements. If it does boot up, it will be seriously choppy at best.