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Refresh rate is the number of times per second the display grabs a new image from the [[GPU]]. It also decides the length of [[latency]] between each image. Higher refresh rate means higher potential [[Frame rate]] and less latency between frames.  
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Refresh rate is the number of times per second the display grabs a new image from the [[GPU]]. It also decides the length of [[latency]] between each image. Higher refresh rate means less latency between frames.  


For a display with 60 Hz: 1 Hz = 1000 milliseconds, 1000 milliseconds / 60 Hz = 16.67 milliseconds = the latency
For a display with 30 Hz: 1 Hz = 1000 milliseconds, 1000 milliseconds / 30 Hz = 33.33 milliseconds = the latency


Latency due to limitations of refresh rate can be reduced by increasing the refresh rate. For example a display with 120 Hz would have the latency of 8.33 ms, half of the 60 Hz display.
Latency due to limitations of refresh rate can be reduced by increasing the refresh rate. For example, a display with 60 Hz would have the latency of 16.67 ms, half of the 30 Hz display.
 
==Refresh rate vs Frame rate==




[[Category:Terms]]
[[Category:Terms]]