Great PC,Low FPS!! why??

[asas]

ok here .
XP pro 32bit with SP3
Q6600 @2.4-------its a quad not a dual core
ATI4850 512MB --my driver is like 4 month old
4 GB of RAM
motherboard intel ECG3510M
I tried 2 games (metroid 1 and 2) ,I get like 6 to 12 FPS with out tweaking anything ,I get like 40% load on my 4850 .and the CPU like 10%,I can run Crysis on high Setting but I cant run this,is there anything I can do to fix this,I have Gamegube but I want to play at higher RES