An image producing device, comprising: a plurality of geometry processing means for conducting geometry processing on respective images in parallel and to produce graphic element lists; graphics processing means for conducting graphic processing based on said graphic element lists; and an arbitrator for controlling delivery of said graphic element lists produced by said plurality of geometry processing means to said graphics processing means, wherein: said graphics processing means includes a buffer for storing graphic contexts corresponding to said graphic element lists together with identification information on said graphic contexts, and means for reading a specific graphic context from said buffer upon inputting said graphic element lists from said arbitrator to conduct said graphic processing, and each of said plurality of geometry processing means produces said graphic element list having, as its contents, said identification information of said graphic context specified by said geometry processing assigned to each of said geometry processing means.