Need Help Zorin OS 11

Hello guys. I installed Zorin OS 11 Core (no lite) and i have a big problem oke, first: minimum system requirements for ZorinOS is: 512MB RAM, 1GHz processor and rezoltion 640x480, i have 1GB RAM, 2,80GHz processor and 1280x1024 rezolution. My problem is display:( about 2-3 mins all it's okk then my system block 10 secs then my display have 10.000.000 colors and flashing it's absolute impossible to use PC after this...( Programmers or creators of this superb distribution of Linux, please very very much, help me to solve this problem, I LOVE SO MUCH this distribution:(((( help me:(

I'm wondering if it is anything like this?:

http://askubuntu.com/questions/697623/u ... core-2-cpu

Also:

viewtopic.php?f=5&t=5449

Thanks.

Yes!!! Yes, yes, yes!!! My display like that question from ubuntu, can help me?:((

Follow the advice in that askubuntu page at the bottom - you may have to boot in 'advanced' mode (2nd menu option in the boot menu) and run in terminal the commands stated.

I try, brb:(