Because Tekken 6 targets a locked 60 frames per second (FPS), emulation requires a relatively modern processor:
For collectors, it's helpful to know that Tekken 6 had different serial codes and release dates for other regions: tekken 6 blus30359
The PS3 version (BLUS30359) was praised for being an excellent port, featuring several enhancements over the original arcade release: 1. Roster and Gameplay Because Tekken 6 targets a locked 60 frames