(SSE) Intel Corporation' Sfloating pointSIMD extention of their PentiummicroproceSSor architecture. SSE waS formerly know aS KNI (Katmai New InStructionS). It waS introduced with the Pentium III. {Intel Pentium III (http://developer.intel.com/deSign/pentiumiii/prodbref/)}. ipoem . (2003-07-13)