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  1. crc32 emulation support

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

    2008年5月25日 ... 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/zh-cn/forums/intel-isa-extensions/topic/301229

    2008年8月1日 ... 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. AVX in Sandy Bridge

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/294209

    2009年9月23日 ... ... Bridge can't issue in the same clock a mul and an add unlike Conroe, Penryn andNehalem it will be actually less efficient than these previous ...

  4. ipp

    https://software.intel.com/zh-cn/forums/intel-software-tools/topic/279866

    2012年2月2日 ... Penryn, Nehalem, Westmere. see notes below. Understanding CPU Dispatching in the Intel IPP Library. 3linuxjpeg2000, h.264 , OpenSSL AES.

  5. LLC misses= Number of main memory access??

    https://software.intel.com/zh-cn/forums/intel-vtune-amplifier-xe/topic/277909

    2012年6月5日 ... Hi,I had a small doubt whether the Last level cache misses (LLC) performance counter in Intel Xeon E5450 (Penryn) provides a good estimate ...

  6. What is the w7 processor type

    https://software.intel.com/zh-cn/forums/intel-integrated-performance-primitives/topic/278001

    Penryn, Nehalem, Westmere. see notes below. e9. AVX. Sandy Bridge architecture. new in 6.1. Itanium. i7. Intel Itanium processor family. Itanium. IXP4xx. sx.

  7. 您的位置

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/300202

    2008年10月12日 ... I have tried it on both Penryn and Nehalem and it is no better on ..... 21st, 2008 ( the earliest date I could get my hands on a Penryn CPU here in ...

  8. SDE (emulator) release 3.88 supporting POST-32nm instructions

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/285991

    A marketing gimmick, after all Penryn was qualified as a simple"Tick" with 47 new ... While Penryn indeed added 47 new instructions, supporting these merely ...

  9. 您的位置

    https://software.intel.com/zh-cn/forums/intel-integrated-performance-primitives/topic/293284

    2009年11月10日 ... Looks it is really abug with penryn cpu optimization.We will fix it in next release. For now, you may work around the issue by setting

  10. sse4.2 instructions

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/296903

    ... and your existing code calling string and memory functions of Glibc 2.11 will execute using SIMD code on Nehalem, Penryn, Merom based processors.

  11. Getting stuck in ...

    https://software.intel.com/zh-cn/node/628722

    2016年5月2日 ... SSE3 Prescott. u8. Supplemental SSE3 Core 2, Xeon® 5100, Atom. y8. SSE4.1, SSE4.2, AES-NI Penryn, Nehalem, Westmere see notes below.

  12. 您的位置

    https://software.intel.com/zh-cn/forums/intel-integrated-performance-primitives/topic/293522

    2009年10月28日 ... As for NT loads as suggested above, I don't think it has been implemented until Penryn, and, even in this case, it wouldn't work with RAM which ...

  13. double loop optim - Intel® Developer Zone

    https://software.intel.com/zh-cn/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.

  14. GFLOPS numbers advertised by Intel

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/291765

    I believe this is true of the Penryn peak performance, as well as Core I7. ... akacore codenames 'Merom'/'Conroe' as well as45-nm aka core codename ' Penryn'), ...

  15. CPI, CPu, Hyperthreading ( core i7 )

    https://software.intel.com/zh-cn/forums/intel-vtune-amplifier-xe/topic/299085

    2008年12月18日 ... As sqrt() (non-vectorized) could be a big bottleneck on current core i7 CPUs ( slower than Penryn), the useful speedup by HT would be based ...

  16. 英特尔® Performance Counter Monitor – 测量CPU 利用率的更好方法 ...

    https://software.intel.com/zh-cn/articles/intel-performance-counter-monitor-a-better-way-to-measure-cpu-utilization

    2011年8月17日 ... ... Bridge)的核上性能指标(如每时钟周期执行的指令数、三级高速缓存未命中次数) ,还实验性支持部分较早的英特尔® 微架构(如Penryn):这可通过 ...

  17. ipp redist dlls

    https://software.intel.com/zh-cn/forums/intel-integrated-performance-primitives/topic/278400

    ippip8-7.0.dll <-- p8 (Penryn/Nehalem/Westmere, SSE4.1, SSE4.2, AES-NI) ippig9-7.0.dll <-- g9 (SandyBridge, AVX). Actual code is in those DLLs and which  ...

  18. Can I make some load ops not polluting cache?

    https://software.intel.com/zh-cn/forums/watercooler-catchall/topic/305480

    You will be happy to hear that SSE4.1 available in H2 this year with Penryn CPU has instruction MOVNTDQA which is essentially a streaming load operation.

  19. mm_extract_epi32: Invalid opcode

    https://software.intel.com/zh-cn/forums/intel-c-compiler/topic/285136

    2011年2月16日 ... Merom processors don't support any SSE4 instructions, although Core 2 Duo Penryn family CPUs (introduced since 2008) do support them.

  20. Updated Intel® Software Development Emulator

    https://software.intel.com/zh-cn/forums/intel-isa-extensions/topic/518271

    2014年7月20日 ... 04, -pnr Set chip-check and CPUID for Penryn. 05, -nhm Set chip-check and CPUID for Nehalem. 06, -wsm Set chip-check and CPUID for ...

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