I've [stupidly] already pre-ordered this game, The Sims, befor checkin out System Requirements. Well, I Just did and they say the minimum is ...

Windows XP (Service Pack 2)
2.0 GHz P4 processor or equivalent
1 GB RAM
At least 6.5 GB of hard drive space with at least 1 GB additional space for custom content
128 MB Video Card with support for Pixel Shader 2.0
I'm not that good with the techinal side of computers but I've searched and discovered i have ....
Windows XP (Service Pack 3)
Intel Pentium 4 CPU 2.60GHz
1 GB RAM
122 GB Free Space—> 153 GB Total Space
Ati Radeon 128 MB Video Card—> Pixel Shader Support Unknown/not listed [[Radeon 9200 Series]]

Does thiis mean i won't be able to play the game?
Or will i have to buy a new video card/chipset?
Help!! Please. I'm Clueless as to what to do next.
Please can i have some suggestions/directions?

So try playing the game on your system. Published system specs for games are just for a reference, and not an absolute. If you have trouble playing the game, we can continue from there