When shopping for a TV or computer monitor, it's easy to get overwhelmed by terms like progressive scanning, 4K Ultra HD, frame rates, and screen refresh rates.While those last two sound like the same thing, there's a subtle difference between them, which is why we've compiled a guide to the differences between refresh rate vs. FPS. Feb 18, 2019 · Many TV’s do 120Hz internally for a different purpose (e.g. motion interpolation, active 3D). These TV’s support the dot clocks necessary for a true 120Hz refresh rate. Historically, this was called “refresh rate overclocking”. However, most newer HDTVs already support true native 120 Hz as an unadvertised feature. Fast sync with a fps lock would be the same as raising the bar of adaptive sync, to be out of sync with the monitor's refresh rate as a compromise between the two (lower latency frames vs frame pacing), but which is better is going to be different on a game by game basis and your personal preference. The refresh rate (most commonly the "vertical refresh rate", "vertical scan rate" for cathode ray tubes) is the number of times in a second that a display hardware updates its buffer. This is distinct from the measure of frame rate which means updating with new data. Sep 15, 2014 · TV Refresh Rates Explained: 60Hz, 120Hz, and Beyond. Here's what you need to know about the HDTV refresh rate numbers game.