Dynamic Power Management for Processor and GPU Thermal Balance

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Solution Overview

Problem

Information handling systems face challenges in simultaneously utilizing processors and graphics processing units at their maximum power due to power supply limitations, battery capacity, and thermal constraints, leading to degraded graphics performance.

Innovation Solution

The system dynamically adjusts the power consumption of processors and graphics processing units based on temperature and performance thresholds, optimizing power configurations to maintain optimal graphics performance while preventing overheating.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If power consumed by the processor and GPU is increased to maximum levels, then graphics performance and processing speed are improved, but thermal constraints are exceeded causing overheating

Engineering Contradiction:

Improvegraphics performanceVSAvoidthermal constraints

Core Design Contradiction:

ProductivityVSTemperature

Solution Approach 1:

The system dynamically adjusts processor and GPU power consumption based on real-time temperature monitoring. The embedded controller continuously monitors temperature sensor data and modifies power delivery to these components, transitioning from static maximum power operation to adaptive dynamic power management that responds to thermal conditions.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system changes the power consumption parameter of the processor and GPU based on temperature readings. By monitoring temperature sensor data and adjusting power delivery accordingly, the system modifies operational parameters to maintain performance within thermal safety boundaries.

Inventive Principle:

Principle #35Parameter changes

2Productivity

If power consumed by the processor and GPU is increased to maximum levels, then processing speed and frame rates are improved, but power supply limitations are exceeded

Engineering Contradiction:

Improveprocessing speedVSAvoidpower supply limitations

Core Design Contradiction:

ProductivityVSUse of energy by moving object

Solution Approach 1:

The embedded controller implements a feedback mechanism by monitoring temperature sensor data and using this information to adjust power consumption of the processor and GPU. This closed-loop control system continuously adapts power delivery based on real-time thermal conditions, preventing power supply overload while maintaining optimal performance.

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The system transitions from static power allocation to dynamic power management, where power consumption levels are continuously adjusted based on real-time monitoring data from temperature sensors and performance metrics.

Inventive Principle:

Principle #15Dynamics

3Productivity

If power consumed by the processor and GPU is increased to maximum levels, then graphics performance is improved, but battery capacity is depleted faster

Engineering Contradiction:

Improvegraphics performanceVSAvoidbattery capacity

Core Design Contradiction:

ProductivityVSLoss of energy

Solution Approach 1:

The system adjusts power consumption parameters of the processor and GPU based on monitored temperature and performance data. This dynamic parameter modification optimizes energy utilization, preventing excessive battery drain while maintaining acceptable graphics performance levels.

Inventive Principle:

Principle #35Parameter changes

4Temperature

If power consumption of processor and GPU is reduced to meet thermal constraints, then overheating is prevented, but graphics performance degrades

Engineering Contradiction:

Improvethermal constraintsVSAvoidgraphics performance

Core Design Contradiction:

TemperatureVSProductivity

Solution Approach 1:

The system implements dynamic power adjustment that responds to real-time temperature conditions. Rather than maintaining a fixed reduced power level, the system continuously adapts power consumption to match current thermal conditions, allowing maximum performance when cool and reduced power when hot, thus optimizing the performance-thermal tradeoff.

Inventive Principle:

Principle #15Dynamics

Data Source

PatentUS11249540B2System and method of configuring power consumption of a processor and a graphics processing unit

Publication Date: 2022.02.15 DELL PROD LP

AI summary

In one or more embodiments, one or more systems, one or more methods, and/or one or more processes: may determine a first amount of power consumed by a processor of an information handling system; may configure power consumed by the processor to a second amount of power, lower than the first amount of power; may determine a first performance value based at least on a first change of frames per second and a first change of temperature; may determine a second performance value based at least on a second change of frames per second and a second change of temperature; may determine that the second performance value is greater than the first performance value; may configure power consumed by the processor to the second amount of power; and may configure power consumed by the a graphics processing unit of the information handling system to a third amount of power.