Actually, it's not even about that. It's about whether it's a tournament game or not. And what save file is being used – the same map can be generated differently each time, so the completion time can vary by a factor of two.
If you're interested in tournament play and what the secret is to achieving such impressive results, write here, and I'll be happy to discuss it with you on Monday (and it might be interesting for many others too...).

Орден Феникса – харизматический :) лидер