Yes, the test server is very slow. It seems as if the test server is thinking and thinking before it decides to deliver pages...
Is the server in a local network behind a router, or is it connected directly to the internet? What's the load like on the test server? Run
to find out.
Also can you post the output of
? Is there anything in the Apache error log (normally under /var/log/apache or /var/log/httpd)?