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  1. crc32 emulation support

    https://software.intel.com/es-es/forums/intel-isa-extensions/topic/302166

    25 May 2008 ... I tried using the sse4emu.dll from the Penryn SDK but crc32 doesn't appear ... Yes, I understand the Penryn emulator doesn't support SSE 4.2.

  2. SSE 4.2 on which processors?

    https://software.intel.com/es-es/forums/intel-isa-extensions/topic/301229

    31 Jul 2008 ... The code name for the current 45nm processors is Penryn; That of the ... is Nehalem; SSE 4.2 is available only on Nehalem and not on Penryn.

  3. Build with Intel Compiler 11.0 a low-level project which doesn't and ...

    https://software.intel.com/es-es/forums/intel-c-compiler/topic/298396

    Feb 6, 2009 ... If I specify that I want the code for Penryn CPU (-QxS) why the ... couldn't pull in just the dispatched functions for the Penryn code path instead of ...

  4. Snow Leopard + MKL 10.2 update 2 breaks working PARDISO code

    https://software.intel.com/es-es/forums/intel-math-kernel-library/topic/294182

    I work on two machines, a Penryn macbook pro and a Nehalem 8 core mac pro. After upgrading both to Snow Leopard and installing the 11.1.067 version of the ...

  5. Unsupported OS issue w/IPP installation.

    https://software.intel.com/es-es/forums/intel-integrated-performance-primitives/topic/282344

    16 Ago 2011 ... Try to install IPP 7.0.4.220_intel64 library in a centOS v6.0 Linux system running on a Penryn Core-2 Dual, 64 bit mode, single board system.

  6. Getting stuck in ...

    https://software.intel.com/es-es/node/628722

    May 2, 2016 ... SSE3 Prescott. u8. Supplemental SSE3 Core 2, Xeon® 5100, Atom. y8. SSE4.1, SSE4.2, AES-NI Penryn, Nehalem, Westmere see notes below.

  7. Processor support

    https://software.intel.com/es-es/forums/intel-integrated-performance-primitives/topic/298134

    Normally it schould use the p8 functions because whenI call ippGetCpuType()I get 23 (Penryn). I linked to my driver the e-merged, the merged and the core libs  ...

  8. double loop optim

    https://software.intel.com/es-es/forums/intel-c-compiler/topic/304210

    I'm curious if Penryn SSE4 Dotproduct instructions could bring any benefit here? ... On Penryn, optimized SSE2 dot product code may be best for long loops.

  9. popcnt latency/throughput in 64bits

    https://software.intel.com/es-es/forums/intel-isa-extensions/topic/289168

    15 Jun 2010 ... http://software.intel.com/en-us/articles/45nm-next-generation-intel-coret-2- processor-family-penryn-and-intel-streaming-simd-extensions-4-intel ...

  10. How to find different Intel Xeon processor's P-states?

    https://software.intel.com/es-es/forums/software-tuning-performance-optimization-platform-monitoring/topic/391483

    1 May 2013 ... ... there's no one using it. (Letting a Penryn run at full bore when idle is like driving in circles very fast; all you're doing is going nowhere quickly.).

  11. andps vs. andpd vs. pand

    https://software.intel.com/es-es/forums/intel-isa-extensions/topic/300557

    Note that a very similar situation applies to super shuffler operation on Penryn. At this point you might be wondering why we have the recommendation, ...

  12. counting core cycle

    https://software.intel.com/es-es/forums/intel-moderncode-for-parallel-architectures/topic/300007

    Oct 24, 2008 ... Only on Penryn and i7 (and AMD64 CPU) models does the rdtsc give results accurate to within a very few baseline cycles, which translates to ...

  13. ICC 11.0.26 - why this code won't vectorize?

    https://software.intel.com/es-es/forums/intel-c-compiler/topic/301665

    By the way, no language or compiler rule can justify using 2.44 MB of RAM thus trashing almost whole Penryn L2 cache when 1.22 MB is enough to hold the ...

  14. SSE vs AVX optimized code generation

    https://software.intel.com/es-es/forums/intel-c-compiler/topic/326004

    ... shown are for 5000x32 iterations. ================================== =============== Xeon Harpertown Penryn @ 2.8GHz (Mac Pro early 2008)

  15. Two bad optimization problems with SSE

    https://software.intel.com/es-es/forums/intel-c-compiler/topic/302851

    Same result. I've run the test on a Pentium M and on a Core 2 Duo Penryn. My general problem is that I simply cannot have a class like this: struct float4 { union

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