|That's much better.|
"yes ok but the game was running very well when i just started to play it"
I've never played Sims 3. I have, however, played many games that started off quite easy on the graphics card, but quickly became harder on the GPU as the levels progressed.
Do you know what video chip your laptop uses?
Turbocharged 939 | Dual-core Opteron 185 @ 3.2GHz | 2x 8800GTS in SLI | 4GB PC3200 @ CL2 | A8N32-SLI Deluxe |1TB | PCI-E X-Fi Titanium Pro | Swan D1080MKII + Dayton 10" 125w sub | W7 Ultimate