 It does not affect already-released games.The system has 32 MiB main RAM in the original PSP and 64 MiB in the PSP 2000 (and subsequent series) and 4 MiB embedded DRAM in all models.The 4 MiB of eDRAM consists of 2 MiB dedicated to the graphics processing unit and 2 MB dedicated to the Media Engine secondary processor.