In this video we’ll take an in-depth look at the Macintosh Performa 630 "DOS Compatible" from 1995. A hybrid Macintosh featuring a 66Mhz 486 co-processor alongside its regular 33Mhz Motorola 68LC040. Links mentioned in the video: Forum post about Macintosh DOS cards: https://68kmla.org/bb/index.php?threads/x86-card-revival-thread.38368/ LGRs video on the 6100 DOS Compatible: https://www.youtube.com/watch?v=9UclHrIIaYA Chapters: 00:00 Intro 00:29 History of DOS cards 02:18 Disassembly 04:25 Logic board & DOS subsystem 07:48 Software 10:42 Doom II 11:36 Raptor: Call of the Shadows 12:40 Demo: Second Reality — Music used in this video: Blue Intermission by Congus Bongus [https://soundcloud.com/congus-bongus/blue-intermission] Midnight Drive by Congus Bongus [https://soundcloud.com/congus-bongus/midnight-drive] Napping On a Cloud by Congus Bongus [https://soundcloud.com/congus-bongus/napping-on-a-cloud] Rumpus by Congus Bongus [https://soundcloud.com/congus-bongus/rumpus] The Dim Dungeon by Drozerix [The Dim Dungeon by Drozerix [http://modarchive.org/index.php?request=view_by_moduleid&query=172732]] Stock Footage by Videezy.com