Quote: Originally Posted by
Nermin 
Dude I know that but in the start it showed 4 GB Im bit worried because maybe my RAM is broken...I dont know..are u sure this is the main problem...motherboard is abit quadGT
Try running a memory test:
Memory Diagnostics Tool
But in order to be sure, run the test continously for 24-48 hours. Sometimes problems only start showing after the 3rd or 4th scan...