Axle Radeon HD 5670 1024 MB Review 27

Axle Radeon HD 5670 1024 MB Review

Value & Conclusion »

Overclocking

To find the maximum overclock of our card we used a combination of GPUTool and our benchmarking suite.
The overclocks listed here were achieved with the default fan and voltage settings as defined in the VGA BIOS. Please note that every single sample overclocks differently, that's why our results here can only serve as a guideline for what you can expect from your card.



The overclocks of our card are 905 MHz core (17% overclock) and 1115 MHz Memory (12% overclock). Pretty nice results here, some free extra performance from overclocking is always great, even though overclocking capability is not the prime focus of this market segment.

Overclocked Performance

Using these clock frequencies we ran a quick test of Call of Duty 4 to evaluate the gains from overclocking.


The actual 3D performance gained from overclocking is 14.5%.

Temperatures


Both idle and load temperatures are comfortably low, which also means there is still some headroom left to quieten down the fan some more.

Clock Profiles

Modern graphics cards have several clock profiles that are selected to balance power draw and performance requirements.
The following table lists the clock settings for major performance scenarios and the GPU voltage that we measured. We measure on the pins of a coil or capacitor near the GPU voltage regulator.

Core
Clock
Memory
Clock
GPU Voltage
(measured)
Desktop157 MHz300 MHz0.90 V
Blu-Ray Playback400MHz900 MHz1.01 V
3D Load775 MHz1000 MHz1.13 V

CCC Overdrive Limits
Core850 MHz
Memory1050 MHz
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Nov 20th, 2024 06:48 EST change timezone

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