[Wine] Cant see the models

[zero51]

hello everyone.

I have some troubles running games with wine. When i try to p:ay i cant see the models of any character, this happen in every game except for "cold fear".
Somebody can help me to solve this problem?

My OS is: Ubuntu 10.10-Maverick Meerkat

My system spec are:
Video: Ati radeon hd 5570
Ram: 2GB
Motherboard: Amd Black Series A785GM-AD3
CPU: Amd Athlon II x3 435 Processor