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the high refresh rate 27" TNs have excellent color for TN (check tftcentral); my PG278Q is nearly identical to my QX2710 in color and iirc the S2716DG uses the same panel as the PG278Q.
to be honest, no one should be considering IPS for anything other than professional color critical work. IPS doesn't make sense for games with its increased motion blur versus TN nor does it make sense for tv/movies with its dark-scene-ruining glow versus VA's deep blacks.
with all that being said, i would check out Samsung's SVA 144 Hz screens if you want ideal picture quality OR the PG278Q/S2716DG for ideal motion clarity (or even the 240 Hz PG258Q if you don't mind smaller screen and lower res, and really if you intend on being competitive you should stick to smaller screens). currently you can't have both. the SVA screens have uncharacteristically excellent response times for VA, but none of them come with G-SYNC and i don't think they have a 1440p 144+ Hz model either.
I'd rather go IPS without gsync than TN with gsync. What models should I be looking at? Going to assume the Dell is a TN.
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How good is gsync? TN panel with Gsync > IPS without? Mainly gaming here but I love some good color.
138 is the highest frame rate cap that blur-busters tested and found to prevent input lag with gsync on 144 Hz screens, 140 or higher had input lag. that was back in 2014 though, so if there have been any new tests i'm not aware of them.I would go with Gsync no matter what. The smoothness of no tearing or stuttering with no additional input lag is huge.
Even if you get over 144 fps it's better to cap it at 142 and use Gsync. It looks better and feels better.
I have a 1080ti and 1440p 144hz Gsync.
With newer titles you can't completely max them out and get 144 fps. So Gsync makes an even bigger difference for those games.
138 is the highest frame rate cap that blur-busters tested and found to prevent input lag with gsync on 144 Hz screens, 140 or higher had input lag. that was back in 2014 though, so if there have been any new tests i'm not aware of them.
i see, cool. for anyone interested: https://forums.blurbusters.com/viewtopic.php?f=5&t=3073There have been if you check the forums. 142 cap using Riva tuner seems to be the best. I usually set it to 140 or lower in game too depending on how much the game fluctuates.
They just posted an article a few days ago: http://www.blurbusters.com/gsync/gsync101-input-lag/138 is the highest frame rate cap that blur-busters tested and found to prevent input lag with gsync on 144 Hz screens, 140 or higher had input lag. that was back in 2014 though, so if there have been any new tests i'm not aware of them.