Street Fighter II' - Magic Delta Turbo, version set 3, maintains the core gameplay of its predecessor, but with potential minor alterations in code or graphics. The use of the YM2151 and MSM5205 sound chips suggests improved audio compared to earlier arcade versions. This version, like its counterpart, version set 2,  likely involved updates to balance and character sprites to ensure the game remained competitive and appealing in arcades. Developed by Capcom, this version represents a further step in the evolution of Street Fighter II, a title widely considered to be groundbreaking in the fighting game genre. The competitive scene surrounding Street Fighter II further cemented the game's enduring legacy and influence on gaming.

Street Fighter II' - Magic Delta Turbo (version set 3 (with YM2151 + 2xMSM5205), 920313 etc)

Street Fighter II' - Hyper Fighting (street fighter 2' T 921209 USA)