With several OpenGL games/benchmarks that are Linux binaries, comparing the performance under FreeBSD/PC-BSD 8.2 versus a native Linux environment. Testing by Michael Larabel at Phoronix.com for a future article during Oktoberfest.
Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1109019-MICH-FREEBSD02