Read/Write speed for small files

Hi,

I'm trying to work out why reading & writing small files is so slow, any suggestions here?

My home PC, windows 7

http://yfrog.com/2rwindows7desktopp

Windows 2003 VM

http://yfrog.com/g4windows2003vmp

thanks
Barry

Windows 2003 VM

win2k3 vm

Home PC windows 7

Windows 7 home pc

when you are writing or reading small files you'll sometimes need to close some heavy files.
my brother uses windows 7 and it works just fine.