If you look at this query, the dropped frames on 1080p60 and 720p60 (at 1.5x and 2x) using H264 were fine until around July 15th. https://health.graphics/playback?platform=win64&browser=firefox&encoding=H264&past=3month&ending=2019-09-13
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If you look at this query, the dropped frames on 1080p60 and 720p60 (at 1.5x and 2x) using H264 were fine until around July 15th. Edit: this is on Windows 64. https://health.graphics/playback?platform=win64&browser=firefox&encoding=H264&past=3month&ending=2019-09-13