Nothing official, but I have the following results myself for you to compare:
64 byte - 7600Mbps 11310054 frames/sec
128 byte - 8500.1 7179158 frames/sec
256 byte - 9100.0 4121384 frames/sec
512 byte - 9500.0 2232152 frames/sec
1024 byte - 9700.0 1161404 frames/sec
1280 byte - 9800.0 942312 frames/sec
1518 byte - 9800.0 796492 frames/sec
Thanks