RPCS3 on Twitter: "Architecture differences are sometimes a pain to handle from an emulation standpoint, and PC vs. PS3 is no exception. Contrary to PCs, the PS3's Cell (CPU) and RSX (GPU)
RSX - PS3 Developer wiki
Sony PlayStation 3 Sony also laid out the technical specs of the device. The PlayStation 3 will feature the much-vaunted Cell processor, which will run. - ppt download
Playstation 3 system Infographics | Visual.ly
RSX - PS3 Developer wiki
RSX - PS3 Developer wiki
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