You will need to accept this license prior to downloading any files.
Check terms and conditions checkbox to allow driver download. (PhysX For MAC) CUDA 5.0.37 NVIDIA CUDA 5.0 FOR MAC RELEASE Version: 5.0.37 Release Date: 2012.11.30 Operating System: Mac OS File Size: 53.3 MB New in Release 5.0.37 Support for MacOS 10.8 Mountain Lion To download and install the drivers, follow the steps below: STEP 1: Review the NVIDIA Software License. LSPCI Binary & DirectHW.kext compatible with Mac OS X Leopard.
Delete all graphics kext specially x3100 and x3100FB.