One of PS3’s original memory weaknesses was its large Operating System memory footprint, but it has once again been slashed. The console originally had an OS footprint of around 120MB’s spread accross both the XDR and DDR Ram, which was soon reduced to 96MB (64MB on XDR and 32MB on DDR).
Compared to the Xbox 360’s total 32MBs used for its OS, the PS3’s was incredibly bloated. And lets face it, PS3 developers needed as much as memory as they could get. However, according to Sony’s latest documents, the PS3 is now only using 50MBs for its OS, despite the addition of many new features, such as the in-game XMB. 7MBs of local memory is used, alongside 43MBs main memory.
Read the full report at http://www.playstationuniversity.com
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