Do they both have the same amount of memory?

>We try to understand why performance in our application has big diffrence in the diffrent operation system.
>Exist a network with FileServer where FoxPro database located
>First computer OS Windows Vista
>Second OS Windows 2003 Server
>Both machine has 1Gbt network connection to FileServer.
>The test results for both machines has realy big diffrence
>
>1) SQL Select which return 50 000 records
> Vista Machne - 16 second,
> Windows 2003 server 5 second
>
>2) Copy 700Mb files with COPY TO command
> Vista Machine - 49 second
> Windos 2003 server - 20 seconds.
>
>The realy, all peoples want to work on terminal server :))) where performance of application in 3 times better.. but its not realy good solution when 30 clients work with terminal server.
>
>Maybe there exist solution.. or.. I want just to understand.. why in the same network configuration, same application, has realy diffrent performance.
>
>Thanks for answer
>Denis Gavrikov