About a year I'm using a machine with AMD A10-7800 APU processor.
My problems started when I had to make pan / crop in JPEG files larger than 1920x1080 pixels. Strange things appear!
This problem does not occur in machines with Intel processors!
Please, see all you need to knou this bug at https://dl.dropboxusercontent.com/u/99447938/AMD%20and%20Vegas%20Pro%2013%20-%20Problems%20with%20zoom%20in%20JPEG%20files.zip
and this link too: https://dl.dropboxusercontent.com/u/99447938/Sony%20Vegas%20Pro%20Resize%20in%20AMD%20APU%20computer.zip