I'm afraid you're going to have a difficult time learning Pro Tools if you ever get this system running....
Here is a direct link to the download:
http://www.download.com/SANDRA-Lite/...-10018691.html
Click on
Download Now.
Once installed, run a
System Summary as has been suggested.
Even Digi tech support is going to ask for specifics such as chipset, processor/speed, RAM (amount and speed), hard drives and configuration, etc.. This is not trivial information where Pro Tools is concerned.