Performance Criteria


Performance Criteria


The following table summarizes the Adaptive-Sync Display specifications that vary across the logo performance tiers.

TestAdaptiveSyncMediaSync
Adaptive-Sync operation maximum
refresh rate range
≥ 144 Hz≥ 60 Hz
Adaptive-Sync operation minimum
refresh rate range
≤ 60 Hz≤ 48 Hz
Testing that Overdrive factory-default
setting does not result in excessive
Overshoot/Undershoot
≤ 20% overshoot and
≤ 15% undershoot
(on any of the 16 test cases)
≤ 20% overshoot and
≤ 15% undershoot
(on any of the 16 test cases)
Limit in average of the 20 G2G tests
from a 5 × 5 matrix with
factory-default overdrive
≤ 5-ms average over the 20 testsN/A
Flicker(max) on low-variability
refresh rate tests
-50 dB-50 dB
Flicker(max) with high-variability
refresh rate tests
-50 dBTest is not performed
as a logo performance tier mandate
If SuccessiveFrameDuration
IncreaseTolerance
is present,
minimum duration for variable
8.5 ms1 ms
If SuccessiveFrameDuration
DecreaseTolerance
is present,
minimum duration for variable
9.75 ms1 ms
Video frame-to-frame jitter duration
for 23.976- to 60-Hz video
frame rates
±0.5 ms±0.5 ms

In addition to the logo-specific tests above, all qualifying devices must meet the following specifications that apply to all logo performance tiers:

TestRequirementUnits
Video Frame Drop Tolerance between minimum
and maximum refresh rates reported to the OS
0Dropped Video Frames
The 10 static frequency video frame rates that are to
be supported within the Jitter specification limit,
potentially by using display-side or GPU video
frame duplication (e.g., frame-doubling,
frame-tripling, etc.)
23.976
24
25
29.97
30
47.952
48
50
59.94
60
Hz,
Locked Video
Frame Rates

For the full details about VESA certification criteria for the AdaptiveSync Display logo, please download the Adaptive-Sync Display Certification Test Specification (version 1.0) from VESA.