A watan Janairu 1981, MOS Technology, Inc., Commodore ta hadedde kewaye zane na reshe, ya fara wani shiri don tsara da graphic da audio kwakwalwan kwamfuta ga wani na gaba tsara video wasan bidiyo. Design aiki ga kwakwalwan kwamfuta, mai suna MOS Technology VIC-II (Video Hadedde kewaye don graphics) da kuma MOS Technology SID (Sauti Interface Na'ura ga audio), da aka kammala a watan Nuwamba 1981. Commodore sa'an nan ya fara wasan wasan bidiyo aikin da zai yi amfani da sabon kwakwalwan kwamfuta <unk> kira Ultimax ko Commodore MAX Machine, injiniya da Yash Termodore daga Commodore Japan. Wannan aikin da aka ƙarshe soke bayan kawai 'yan inji da aka kera don Japan kasuwar. A lokaci guda, Robert "Bob" Russell (tsarin tsarin da kuma zane a kan VIC-20) da kuma Robert "Bob" Yannes (shugaba na SID) ya ci gaba da wani aikin don tsara da graphic da audio kwakwalwan kwamfuta na gaba na zamani na bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan bidiyo wasan
ƙwaƙwalwar ajiya ta bazuwar