• Cortex-A35 performance for DDR3 read accesses

    Gael
    Gael

    Hi,

     

    I am using iMX 8X which has 1 cluster of 4 Cortex-A35 cores, with DDR3L (DDR3-1866) with ECC enabled.

    I performed some measurement for MEMCPY and MEMSET functions to have an estimate of the DDR bandwidth, with one cortex-A35 core running. Here are…

    • 1 month ago
    • Processors
    • Cortex-A / A-Profile forum
  • COrtex M7 cache hit rate measurement

    kh1
    kh1

    Hello community,

    I have a Cortex M7 based product, and I want to measure the cache hit rate in different applications.compared to the cortex R5 the M7 does not embed a PMU.

     Do you have some idea on how to measure the cache hit rate in the ARM M7 core?

    …
    • Answered
    • 9 months ago
    • Processors
    • Cortex-M / M-Profile forum
  • Best Performance processor in ARM1136 or ARM926?

    Ranjith Kumar
    Ranjith Kumar
    Note: This was originally posted on 2nd April 2009 at http://forums.arm.com

    Hi Friends,

               Can any one tell me, which is best processor in ARM1136jf-s or ARM926ej-s (performance wise).


    Regards,
    R…
    • Answered
    • over 6 years ago
    • Processors
    • Classic processors forum
  • Improved Power Management and System Control through SCMI

    Souvik Chakravarty
    Souvik Chakravarty

    Power and Performance Management of a System-on-Chip (SoC) aims to deliver the maximum designed performance while simultaneously optimizing power consumption for targeted software workloads. In this context, the Operating System (OS) is the entity that…

    • 10 months ago
    • Processors
    • Processors blog
  • Introducing 2017’s extensions to the Arm Architecture

    Matthew Gretton-Dann
    Matthew Gretton-Dann

    Introduction

    The Arm Architecture is continually evolving, and this blog gives a high-level overview of some of the changes made in Armv8.4-A*. We develop these changes by listening to the Arm Ecosystem and working with them to provide new functionality…

    • over 2 years ago
    • Processors
    • Processors blog
  • System Validation at ARM: Enabling our Partners to Build Better Systems

    Eoin McCann
    Eoin McCann

    Chinese Version(中文版):ARM 的系统验证:让合作伙伴能够构建更好的系统

    (Huge thanks to the system validation team in Bangalore for providing me with all of the technical information here. Much appreciated!)

    Functional validation is widely acknowledged as one of the primary bottlenecks…

    • over 4 years ago
    • Processors
    • Processors blog
  • Innovation on ARM Cortex Processors

    Brian Jeff
    Brian Jeff

    How the ARM Architecture has fostered differentiation through diversity?

    Since 2014, there has been an ever increasing number devices shipping with ARMv8-A based Cortex Processors – ranging from $65 smartphones to premium flagship devices. This is a wide…

    • over 5 years ago
    • Processors
    • Processors blog
  • ARM Shares Updated Cortex-A53/A57 Performance Expectations

    wangyong
    wangyong
    1.jpg

    With the first Cortex-A53 based SoCs due to ship in the coming months, and Cortex-A57 based designs to follow early next year, ARM gave us a quick update on performance expectations for both cores. Given the timing of both designs we'll see a combination…

    • over 6 years ago
    • Processors
    • Processors blog
  • A Walk Through the Cortex-A Mobile Roadmap

    Brian Jeff
    Brian Jeff

    Chinese Version中文版

    Introduction

    The ARM Cortex-A mobile application processor product line spans several generations and three main product tiers. Developers and SoC designers experienced with one or more of the newer ARM ARM Processors benefit from an…

    • over 6 years ago
    • Processors
    • Processors blog
  • What is the latest progress on big.LITTLE technology?

    Brian Jeff
    Brian Jeff

    Chinese Version中文版

    The first few big.little devices are now shipping in volume production, and several new SoCs are coming to market soon that will accelerate the usage of this power and performance  optimizing technology in mobile devices. Two of…

    • over 6 years ago
    • Processors
    • Processors blog
  • White paper: Optimizing Performance for an ARM Mobile Memory Subsystem

    Ashwin Matta
    Ashwin Matta

    Introduction

    Contemporary mobile platform SoCs impose intense traffic management demands on the memory subsystem. An intelligent memory controller design comprehends the fundamental memory streaming requirements of a mobile SoC and provides the necessary…

    • DMC Performance Optimization for Mobile Memory Subsystem.pdf
    • over 4 years ago
    • Processors
    • Processors blog
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