When using the latest Apocalypse drivers (v4.1.0), you might notice a slow-down in performance when playing TombRaider II. 
Patch 304, provided by VideoLogic, fixes this problem. 
To extract Patch 304, double-click on the downloaded patch304.exe file. When prompted to extract the patch files to a folder called patch304 on your hard disk click Unzip to extract the files. 
To install Patch 304, run the file patch 304.reg by double-clicking on it (if you have extracted the patch files into the default folder, patch304.reg will be located in a folder called patch304 on your hard disk).