Our software library provides a free download of GravityMark 1.75 for Mac. Our antivirus check shows that this Mac download is virus free. The file size of the latest setup package available for download is 189.3 MB. The actual developer of this free software for Mac is Tellusim Technologies Inc. The program is included in System Tools.
From the developer:
GravityMark is a comprehensive GPU stress/stability/efficiency test and API performance verification tool. The utility demonstrates the capabilities of modern GPUs by rendering an enormous quantity of objects in real-time, using GPU acceleration. The command line interface and a variety of parameters and presets allow full test automation and customization for any GPU part and API.
You may want to check out more software for Mac, such as Unigine-Heaven-, CompuBench CL Desktop Edition or GFXBench, which might be similar to GravityMark.