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  • AM62x Power Consumption

    • SPRADG1 February   2024 AM625 , AM625-Q1 , AM625SIP

       

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  • AM62x Power Consumption
  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Active Power Consumption Summary
  5. 2Low Power Consumption Summary
  6. 3Introduction
    1. 3.1 Testing Conditions and Parameters
    2. 3.2 Starter Kit EVM Information
    3. 3.3 Starter Kit EVM Power Rails
  7. 4Power Measurement Data
    1. 4.1 Low-Power Modes
      1. 4.1.1 OS Idle
        1. 4.1.1.1 OS Idle Setup
        2. 4.1.1.2 OS Idle Data
          1. 4.1.1.2.1 OS Idle at 200MHz
          2. 4.1.1.2.2 OS Idle at 400MHz
          3. 4.1.1.2.3 OS Idle at 600MHz
          4. 4.1.1.2.4 OS Idle at 800MHz
          5. 4.1.1.2.5 OS Idle at 1000MHz
          6. 4.1.1.2.6 OS Idle at 1250MHz
          7. 4.1.1.2.7 OS Idle at 1400MHz
      2. 4.1.2 Deep Sleep
        1. 4.1.2.1 Deep Sleep Setup
        2. 4.1.2.2 Deep Sleep Data
      3. 4.1.3 MCU Only
        1. 4.1.3.1 MCU Only Setup
        2. 4.1.3.2 MCU Only Data
    2. 4.2 Core Benchmarks
      1. 4.2.1 Dhrystone
        1. 4.2.1.1 Dhrystone Setup
        2. 4.2.1.2 Dhrystone Data
          1. 4.2.1.2.1 1-Core Dhrystone Data
          2. 4.2.1.2.2 2-Core Dhrystone Data
          3. 4.2.1.2.3 4-Core Dhrystone Data
      2. 4.2.2 Whetstone
        1. 4.2.2.1 Whetstone Setup
        2. 4.2.2.2 Whetstone Data
          1. 4.2.2.2.1 1-Core Whetstone Data
          2. 4.2.2.2.2 2-Core Whetstone Data
          3. 4.2.2.2.3 4-Core Whetstone Data
      3. 4.2.3 Stress-ng
        1. 4.2.3.1 Stress-ng Setup
        2. 4.2.3.2 Stress-ng Data
          1. 4.2.3.2.1 1-Core Stress-ng Data
          2. 4.2.3.2.2 2-Core Stress-ng Data
          3. 4.2.3.2.3 4-Core Stress-ng Data
    3. 4.3 Memory Benchmark
      1. 4.3.1 Stream
        1. 4.3.1.1 Stream Setup
        2. 4.3.1.2 Stream Data
          1. 4.3.1.2.1 1-Core Stream Data
          2. 4.3.1.2.2 2-Core Stream Data
          3. 4.3.1.2.3 4-Core Stream Data
    4. 4.4 Networking/Cryptography Benchmark
      1. 4.4.1 OpenSSL
        1. 4.4.1.1 OpenSSL Setup
        2. 4.4.1.2 OpenSSL Data
          1. 4.4.1.2.1 1-Core OpenSSL Data
          2. 4.4.1.2.2 2-Core OpenSSL Data
          3. 4.4.1.2.3 4-Core OpenSSL Data
    5. 4.5 Graphics Example Use Case
      1. 4.5.1 glmark2
        1. 4.5.1.1 glmark2 Setup
        2. 4.5.1.2 glmark2 Data
    6. 4.6 High Activity Concurrency Tests
      1. 4.6.1 4-Core Dhrystone + glmark2
        1. 4.6.1.1 4-Core Dhrystone + glmark2 Setup
        2. 4.6.1.2 4-Core Dhrystone + glmark2 Data
      2. 4.6.2 4-Core Stress-ng + glmark2
        1. 4.6.2.1 4-Core Stress-ng + glmark2 Setup
        2. 4.6.2.2 4-Core Stress-ng + glmark2 Data
      3. 4.6.3 4-Core Stream + glmark2
        1. 4.6.3.1 4-Core Stream + glmark2 Setup
        2. 4.6.3.2 4-Core Stream + glmark2 Data
    7. 4.7 Application Demos
      1. 4.7.1 HMI Demo
        1. 4.7.1.1 HMI Demo Setup
        2. 4.7.1.2 HMI Demo Data
      2. 4.7.2 DMS Demo
        1. 4.7.2.1 DMS Demo Setup
        2. 4.7.2.2 DMS Demo Data
  8. 5Limitations
    1. 5.1 Low Power Mode Measurement Discrepancy
    2. 5.2 Measurement Methods
    3. 5.3 Starter Kit EVM I/O Rails
  9. 6References
  10.   Appendix
    1.     A.1 Summary Table
    2.     A.2 How to Change the A53 Core Speed
  11. IMPORTANT NOTICE
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Application Note

AM62x Power Consumption

Abstract

This application note discusses the power consumption for common benchmarks and system application usage scenarios for the AM62x Sitara™ processors. The metrics contained in this document serve to provide users with a better understanding of AM62x active power and low power metrics: making it easier to determine a suitable configuration to meet a given power budget.

Trademarks

Sitara™ is a trademark of Texas Instruments.

All trademarks are the property of their respective owners.

1 Active Power Consumption Summary

CategoriesTest Name / ModeVariable Parameters0.75V Core Voltage LDDR4
CoreDhrystone1 Core 1000MHz675.55mW
4 Cores 1000MHz856.07mW
Whetstone1 Core 1000MHz660.28mW
4 Cores 1000MHz807.53mW
Stress-ng1 Core 1000MHz666.81mW
4 Cores 1000Mhz844.45mW
MemoryStream1 Core 1000MHz790.55mW
4 Cores 1000MHz943.04mW
Networking / CryptographyOpenSSL1 Core 1000MHz696.35 mW
4 Cores 1000MHz914.74mW
Graphicsglmark21000MHz1011.40mW
High Activity Concurrency Tests4-Core Dhrystone + glmark21000MHz1006.01mW
4-Core Stress-ng + glmark21000MHz999.38mW
4-Core Stream + glmark21000MHz1078.18mW
Application DemosHuman Machine Interface Demo1000MHz818.55mW
Driver Monitoring System Demo1000MHz681.11mW

 
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