HD7970 with a monitor with 120hz

Discussion in 'Videocards - AMD Radeon Drivers Section' started by CoMa666, Oct 20, 2013.

  1. BenYeeHua

    BenYeeHua Guest

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    Thank for the information, and the 1ms gtg help too, I think. :)
     
  2. yasamoka

    yasamoka Ancient Guru

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    If it adds workload to GPU, then it's reducing input lag (true Triple Buffering). And if it's not (Flip Queue), then it's adding a frame of input lag. I haven't yet seen true TB ever working with DirectX. Not experimented with OpenGL.
    And yeah, true about the GPU workload @ 120FPS.


    Motion blur is not caused exclusively by pixel response. Motion blur is caused by sample-and-hold in LCDs and OLEDs (and any non-refresh display types) and the effect is exacerbated by slower pixel response. LightBoost (Nvidia 3D Vision 2) or similar modes (such as one that Samsung and I think BenQ uses) strobe the backlight (scanning also works), reducing sample-and-hold to 1.4-2.4ms (in the case of LightBoost), effectively eliminating motion blur.

    Needless to say, the Asus VG248QE has funky colors and worse black level and contrast in LightBoost mode, as can be seen here. The BenQ is better in that regard.

    Epic monitor, I have that monitor too (single DVI-input). Korean monitors have risks associated with them, decreased when you know what to look for and where (what sellers) to get the monitors from. I'll leave it at that.

    It's refreshing twice the speed but double the frames. So those two faster refreshes are displaying the same frame. Back to square one.

    The difference between 60Hz and 120Hz is MUCH MUCH MUCH more than less input lag and motion blur. I'd agree with the less motion blur part if we're talking about 120FPS video, for example, where the smoothness boost isn't as much as in games (interactive content). 120Hz feels like a robot arm in terms of smoothness.
     
  3. CoMa666

    CoMa666 Master Guru

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    So you say 120hz it's much better than 60hz? sorry i'm not so good in understand english;)
     
  4. shankly1985

    shankly1985 Guest

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    I notice no difference between 120fps and 60fps in smoothness @120hz.. Switch bf3 to 60hz and the difference is there right away.
     

  5. CoMa666

    CoMa666 Master Guru

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    omg confusing :(
     
  6. CoMa666

    CoMa666 Master Guru

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    So vg248qe VS S27B550 what's better?
     
  7. shankly1985

    shankly1985 Guest

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    Explain
     
  8. Fox2232

    Fox2232 Guest

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    It's simple some people do not see difference between 60fps and 120fps. Some people are not even capable to distinct depth in real world... Means They have no 3D vision and therefore stereoscopic 3D is not for them.

    There is simple way to test if you can perceive difference between 60 and 120fps. Have Alternating black/White frames at 120fps. If you see grey instead of strobe then your eyes have slow enough response and 60fps is OK for you.
    To be honest it's quite often that people does not see such unpleasant strobe.
    But those who can usually hate Active 3D.

    When I got 120Hz screen I was like: "wow this is so much smoother." Now I am like: "Where are 240Hz OLEDs?"
    (motion blur in modern games reduces difference in 60 and 120fps. But in games like CS 1.6 I ultimately would like to have as many fps@Hz as possible.)

    @shankly1985: So even if you do not realize at 1st that 120fps is smoother than 60fps, it does not mean that your perception may not improve just by using 120fps.
    Give yourself chance and use 120fps at least in games which are not HW heavy, so you do not have to sacrifice IQ over fps which you do not value at this moment.
    Btw. I play BF3 without Motion Blur, try it that way.
     
  9. shankly1985

    shankly1985 Guest

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    I do play alot games @120fps like CSGO, fifa14 to name a couple.. On BF3/4 only thing I notice on that between 120fps and 60fps is motion is much clear when panning the camera @120fps.
    But on BF3/4 the frame rate drops at some parts just kill the experience and not worth it.

    TBH switching from 120hz to 60hz I notice the biggest difference to games smoothness, switching from 120fps to 60fps I dont notice has much.
    50fps and below becomes horrible to me.
     
  10. CoMa666

    CoMa666 Master Guru

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    So man u noticed a good boost on smoothness passing from 60hz to 120 ?
     

  11. shankly1985

    shankly1985 Guest

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    Yes defo 60hz to 120hz is a massive difference.. The difference I dont notice much is 60fps to 120fps @120hz

    so 60hz @60fps = choppy not very smooth

    120hz @60fps or 120fps = Great :banana:
     
  12. CoMa666

    CoMa666 Master Guru

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    LOL man i can't understand you, i have an HD7970 and i have a 60hz monitor, now i want sell and buy a 144hz or 120, and play with Vsync it's good or not ? :)
     
  13. Fox2232

    Fox2232 Guest

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    Yes, it is. V-Synced you may run usually at constant 60fps displayed, unless you can pull over 120fps in background. (much better experience than 60fps on 60Hz due to lower motion blur)
    If you turn v-sync off, cap framerate and use TB, then you will get impressive results in most of games.
     
  14. CoMa666

    CoMa666 Master Guru

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    ok, thanks mate now i understand!

    The last question: is this monithor good ASUS LED 24 VG248QE ?
     
  15. bboy-mass

    bboy-mass Guest

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    Hello,

    Im running 3 x BENQ XL2420T screens at 120hz and you will not be disapointed.

    Why are you using v-sync if your running 120hz?

    Turn that junk off. You will still experience smooth game play right upto 120hz.

    Anyway, BENQ all the way for me and they do a 27 inch version.

    Regards,
     

  16. flow

    flow Maha Guru

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    Get a 120Hz monitor, it will last you for years to come. And by that time you maybe have saved enough for 2 videocards to get 120 fps at 120Hz.
    Anyway, I'm one of those people that doesn't mind screen tearing, and running at 1080p you don't notice it much either. Some games have little tearing, others the opposite.
    But running 60 fps with vsync on at a 120Hz monitor should definitely not cause any stuttering.

    Ahh, the crt days where a 100Hz monitor was ten times sharper and easier on the eyes than a 75Hz one. Also regardless of fps.
    As for bf3 and bf4, some gamers have problems with vsync on. I dislike it also in bf3, response is slower, meaning you die alot more than would be needed.

    No vsync in online shooters...
     
  17. CoMa666

    CoMa666 Master Guru

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    Vithout V-sync i will get tearing?
     
  18. BenYeeHua

    BenYeeHua Guest

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    Yes, but many people can't seeing the tearing, as it is too little time to showing it, except you record it. :)
     
  19. shankly1985

    shankly1985 Guest

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    Yer the tear is there on 120hz without vsync but its very little you wont see it unless you try looking for it.

    It dont matter the hz a display will always show tearing if the GPU and display isn't synced.
     
  20. CoMa666

    CoMa666 Master Guru

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    So best is 120hz with V-sync, i hope i will take no stuttering...
     

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