I was using the debian-64 testing and arch-64. First two were default run from terminal and last two were maximized. the only really big difference was the first deafault I was running vlc w/debian so maybe that made a big difference between arch's. differed about 200fps.

-----------default 1st-------------------
deb-64
8971 frames in 5.0 seconds = 1794.200 FPS
10498 frames in 5.0 seconds = 2099.600 FPS
10501 frames in 5.0 seconds = 2100.200 FPS
10486 frames in 5.0 seconds = 2097.200 FPS
10489 frames in 5.0 seconds = 2097.800 FPS
10481 frames in 5.0 seconds = 2096.200 FPS
10475 frames in 5.0 seconds = 2095.000 FPS
10281 frames in 5.0 seconds = 2056.200 FPS
10475 frames in 5.0 seconds = 2095.000 FPS
10464 frames in 5.0 seconds = 2092.800 FPS
10467 frames in 5.0 seconds = 2093.400 FPS
10337 frames in 5.0 seconds = 2067.400 FPS

arch-64
11430 frames in 5.0 seconds = 2286.000 FPS
11684 frames in 5.0 seconds = 2336.800 FPS
11717 frames in 5.0 seconds = 2343.400 FPS
11720 frames in 5.0 seconds = 2344.000 FPS
11652 frames in 5.0 seconds = 2330.400 FPS
11666 frames in 5.0 seconds = 2333.200 FPS
11674 frames in 5.0 seconds = 2334.800 FPS
11677 frames in 5.0 seconds = 2335.400 FPS
11672 frames in 5.0 seconds = 2334.400 FPS
11667 frames in 5.0 seconds = 2333.400 FPS
11672 frames in 5.0 seconds = 2334.400 FPS
11656 frames in 5.0 seconds = 2331.200 FPS
11572 frames in 5.0 seconds = 2314.400 FPS
-------------default 2nd------------------
deb-64
9342 frames in 5.0 seconds = 1868.400 FPS
11245 frames in 5.0 seconds = 2249.000 FPS
11249 frames in 5.0 seconds = 2249.800 FPS
11244 frames in 5.0 seconds = 2248.800 FPS
11256 frames in 5.0 seconds = 2251.200 FPS
11247 frames in 5.0 seconds = 2249.400 FPS
11251 frames in 5.0 seconds = 2250.200 FPS
11248 frames in 5.0 seconds = 2249.600 FPS
11176 frames in 5.0 seconds = 2235.200 FPS

arch-64
10169 frames in 5.0 seconds = 2033.800 FPS
11270 frames in 5.0 seconds = 2254.000 FPS
11273 frames in 5.0 seconds = 2254.600 FPS
11270 frames in 5.0 seconds = 2254.000 FPS
11271 frames in 5.0 seconds = 2254.200 FPS
11278 frames in 5.0 seconds = 2255.600 FPS
11260 frames in 5.0 seconds = 2252.000 FPS
11270 frames in 5.0 seconds = 2254.000 FPS
11271 frames in 5.0 seconds = 2254.200 FPS
----------------maximized 1st-------------
deb-64
5272 frames in 5.0 seconds = 1054.400 FPS
4447 frames in 5.0 seconds = 889.400 FPS
4440 frames in 5.0 seconds = 888.000 FPS
4448 frames in 5.0 seconds = 889.600 FPS
4436 frames in 5.0 seconds = 887.200 FPS
4446 frames in 5.0 seconds = 889.200 FPS
4436 frames in 5.0 seconds = 887.200 FPS
4443 frames in 5.0 seconds = 888.600 FPS
4375 frames in 5.0 seconds = 875.000 FPS
4442 frames in 5.0 seconds = 888.400 FPS
4443 frames in 5.0 seconds = 888.600 FPS
4440 frames in 5.0 seconds = 888.000 FPS

arch-64
4491 frames in 5.0 seconds = 982.000 FPS
4446 frames in 5.0 seconds = 889.200 FPS
4441 frames in 5.0 seconds = 888.200 FPS
4444 frames in 5.0 seconds = 888.800 FPS
4445 frames in 5.0 seconds = 889.000 FPS
4443 frames in 5.0 seconds = 888.600 FPS
4444 frames in 5.0 seconds = 888.800 FPS
4441 frames in 5.0 seconds = 888.200 FPS
--------------maximized 2nd-------------
deb-64
4890 frames in 5.0 seconds = 978.000 FPS
4441 frames in 5.0 seconds = 888.200 FPS
4439 frames in 5.0 seconds = 887.800 FPS
4376 frames in 5.0 seconds = 875.200 FPS
4443 frames in 5.0 seconds = 888.600 FPS
4439 frames in 5.0 seconds = 887.800 FPS
4441 frames in 5.0 seconds = 888.200 FPS
4439 frames in 5.0 seconds = 887.800 FPS

arch-64
4587 frames in 5.0 seconds = 917.400 FPS
4441 frames in 5.0 seconds = 888.200 FPS
4444 frames in 5.0 seconds = 888.800 FPS
4440 frames in 5.0 seconds = 888.000 FPS
4447 frames in 5.0 seconds = 889.400 FPS
4440 frames in 5.0 seconds = 888.000 FPS
4447 frames in 5.0 seconds = 889.400 FPS
4438 frames in 5.0 seconds = 887.600 FPS