▁used ▁the ▁Power X Cell ▁ 8 i ▁version ▁of ▁the ▁Cell ▁processor , ▁manufact ured ▁using ▁ 6 5   nm ▁technology ▁and ▁en hanced ▁S PU s ▁that ▁can ▁handle ▁double ▁precision ▁calculations ▁in ▁the ▁ 1 2 8 - bit ▁registers , ▁reaching ▁double ▁precision ▁ 1 0 2   G F LO P s ▁per ▁chip . ▁ ▁Cl uster ▁computing ▁ ▁Cl ust ers ▁of ▁Play Station ▁ 3 ▁cons oles ▁are ▁an ▁attract ive ▁alternative ▁to ▁high - end ▁systems ▁based ▁on ▁Cell ▁bl ades . ▁In nov ative ▁Comput ing ▁Labor atory , ▁a ▁group ▁led ▁by ▁Jack ▁D ong ar ra , ▁in ▁the ▁Computer ▁Science ▁Department ▁at ▁the ▁University ▁of ▁Tennessee , ▁investig ated ▁such ▁an ▁application ▁in ▁depth . ▁Terr aso ft ▁Sol utions ▁is ▁s elling ▁ 8 - node ▁and ▁ 3 2 - node ▁PS 3 ▁clusters ▁with ▁Y ellow ▁Dog ▁Linux ▁pre - installed , ▁an ▁implementation ▁of ▁D ong ar ra ' s ▁research . ▁ ▁As ▁first ▁reported ▁by ▁W ired ▁on ▁October ▁ 1 7 , ▁ 2 0 0 7 , ▁an ▁interesting ▁application ▁of ▁using ▁Play Station ▁ 3 ▁in ▁a ▁cluster ▁configuration ▁was ▁implemented ▁by ▁Ast ro phys ic ist ▁G aur av ▁Kh anna , ▁from ▁the ▁Physics ▁department ▁of ▁University ▁of ▁Massachusetts ▁D art mouth , ▁who ▁replaced ▁time ▁used ▁on ▁super comput ers ▁with ▁a ▁cluster ▁of ▁eight ▁Play Station ▁ 3 s . ▁Sub sequently , ▁the ▁next ▁generation