OpenMark is an OpenGL benchmark for Mac OS X.
OpenMark tests the raw speed of the video card drawing a variable (automatic or user-defined) number of triangles and generates a screenshot and a text report of the results.
What's new in OpenMark
Version 1.60: This is the REAL Universal Binary (thanks to radha) due to a bug translating the old project for the new xcode. I apologize for the problem.
Version 1.50 is now a Universal Binary, for PPC and Intel platforms