I ran in the past. If you say time difference, yes, there is a difference!. it is not possible to make the skip mall and cancellations of animations seconds before entering the room of alessa.
The reason PC is faster IGT wise than PS2 despite this is because some stuff is specific to PC.
and among other cases;
We have added a new category that restricts the usage of manipulating the game window to go out of bounds via a monster (and also restricts the usage of monster OoBs in general for fairness lest someone get a lucky lagspike). Accordingly, since this category still allows Quick Save/Load the previous