isnt emmc more or less class 6 speeds? i know it is slightly different in things like random writes vs sequential, yadda yadda, but i remember reading it somewhere (meego test reports?) and was surprised how slow n900 emmc was rated
time dd if=/dev/mmcblk0 of=/dev/null bs=4096 count=20480 time dd if=/dev/mmcblk1 of=/dev/null bs=4096 count=20480