▁Sony ▁for ▁the ▁Play Station ▁ 3 ▁game ▁console . ▁It ▁is ▁a ▁GPU ▁based ▁on ▁the ▁N vidia ▁ 7 8 0 0 GT X ▁graphics ▁processor ▁and , ▁according ▁to ▁N vidia , ▁is ▁a ▁G 7 0 / G 7 1 ▁( pre viously ▁known ▁as ▁N V 4 7 ) ▁hy brid ▁architecture ▁with ▁some ▁modifications . ▁The ▁R S X ▁has ▁separate ▁vertex ▁and ▁pixel ▁sh ader ▁pip elines . ▁The ▁GPU ▁makes ▁use ▁of ▁ 2 5 6 ▁MB ▁G DD R 3 ▁RAM ▁clock ed ▁at ▁ 6 5 0 ▁M Hz ▁with ▁an ▁effective ▁transmission ▁rate ▁of ▁ 1 . 4   G Hz ▁and ▁up ▁to ▁ 2 2 4 ▁MB ▁of ▁the ▁ 3 . 2   G Hz ▁X DR ▁main ▁memory ▁via ▁the ▁CPU ▁( 4 8 0 ▁MB ▁max ). ▁Although ▁it ▁car ries ▁the ▁majority ▁of ▁the ▁graphics ▁processing , ▁the ▁Cell ▁Broad band ▁Engine , ▁the ▁console ' s ▁CPU , ▁is ▁also ▁used ▁complement arily ▁for ▁some ▁graphics - related ▁computational ▁loads ▁of ▁the ▁console . ▁ ▁Spec ifications ▁ ▁Unless ▁otherwise ▁noted , ▁the ▁following ▁specific ations ▁are ▁based ▁on ▁a ▁press ▁release ▁by ▁Sony ▁at ▁the ▁E 3 ▁ 2 0 0 5 ▁conference , ▁sl ides ▁from ▁the ▁same ▁conference , ▁and ▁sl ides ▁from ▁a ▁Sony ▁presentation ▁at ▁the ▁ 2 0 0 6 ▁Game ▁Develop er ' s ▁Conference . ▁▁▁ 5 0 0   M Hz ▁on ▁ 9 0 ▁n