something to investigate....

• It should be noted that file transfer can be very, very slow using remote desktop due to the overhead of the connection.

• Slow file transfer
  • RDP protocol is not optimized for file transfer - it is
    optimized for video performance
• Suggestions for other programs

Programs:

• file transfer to and from remote computer

Related:

• Vista problems with copy and delete - http://it.slashdot.org/article.pl?sid=07/03/27/038227
  • Problems include copying files over the network - http://support.microsoft.com/default.aspx/kb/931770
    • Longer thread about the various speed problems people have noticed with Vista