I'm guessing this is exactly what 4GB Patcher is for, but mine stopeed working the moment I installed Enhanced Shaders (which I've never done before myself, my friend did it for me). Except that apperently my computer can't think fast enough with Enhanced Shaders on, everything's buggy, things disappear, and there's lag.
I tried opening the game through the custom Steam shortcut and my Script Extender, and it SEEMS to be working. I have made a few more attempts and it seems like my whole game isn't broken. So, following my previous post about my game crashning after I installed Enhanced Shaders
