To run Viewperf you will need to download the following:
At least one viewset:
Windows 95/NT :
Easy to use run scripts and utilities (Windows 95/NT only):
EITHER Viewperf source code.
Windows 95/NT :
OR a Viewperf executable for the required system (e.g. Windows NT or Unix). Executables used for OPC submissions are available under each vendor's name listed below. Right click on the following links and select "Save Link As" to save executable file to a local drive.
3Dlabs