... and some lies Receiver calculates checksum of data Jumbo frames: TCP-16k 57 MB/s 66% 33% TCP-64k 51 MB/s 62% 24% TCP-512k 49 MB/s 62% 22% STP 53 MB/s 23% 9% Standard frames: TCP-16k 39 MB/s 66% 22% TCP-64k 26 MB/s 64% 21% TCP-512k 6(!)MB/s 53% 11% STP 34 MB/s 16% 11%