Benchmarks by Michael Larabel for a future article on Phoronix. Just looking at a range of OpenBenchmarking.org OpenCL benchmarks on a range of AMD Radeon and NVIDIA GeForce graphics cards with the proprietary drivers under Ubuntu Linux.
Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1406282-PL-1311092SO17