Is my computer suitable?

ArcEye wrote:

Whether 8.04 or 10.04 load is entirely PC dependent.

Yes. I am back to the first PC today and 8.04 installed without a problem. Upgrading to 2.5 was easy too, latency stays below 9000/15000.

So looks that PC should work (hopefully). In a moment I will need help with the further setup....