https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019255#M4991 <P>There is penalty when imtermixing SSE and AVX code.</P> Mon, 20 Oct 2014 07:03:48 GMT Bernard 2014-10-20T07:03:48Z https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019253#M4989 <P>Hi,</P> <P>Is there any penalties with in Intel SSE4?</P> <P>Read in some document like accessing the partial register data from XMM register and from GPRs will cause some penalty.</P> <P>Is there any document to understand better on the Data transfer penalties among the SSE registers.</P> Thu, 09 Oct 2014 11:30:56 GMT https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019253#M4989 Uday_Krishna__G_ 2014-10-09T11:30:56Z https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019254#M4990 <P>This seems an overly wide and unspecific topic, so I'm not surprised you didn't get a timely response.&nbsp; Are you referring to the topic discussed in <A href="https://software.intel.com/en-us/forums/topic/308004" target="_blank">https://software.intel.com/en-us/forums/topic/308004</A> ?</P> Fri, 10 Oct 2014 14:43:16 GMT https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019254#M4990 TimP 2014-10-10T14:43:16Z https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019255#M4991 <P>There is penalty when imtermixing SSE and AVX code.</P> Mon, 20 Oct 2014 07:03:48 GMT https://community.intel.com/t5/Intel-ISA-Extensions/Penalties-in-SSE4/m-p/1019255#M4991 Bernard 2014-10-20T07:03:48Z