so i finally got arma 2 so i can play dayZ hassle free and i been playing for about a week, and then today i was playing and my screen started gltiching out. black screen with the chatbox to the left and kept saying receiving in the middle flashing every 3 seconds. My computer had pulled and error box saying your computer has low memory. Windows will close only the necessary amount of programs to fix this. then arma 2 closes out. i have 8 gb of ram on my windows 8 pc. Computer Cpu: i7 3630qm 2.40 ghz ram: 8gb OS: windows 8 64 bit