Cloning Screens of different resolutions and different refresh rates. More details in the body of text

Mogres

Reputable
Feb 17, 2014
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Relevant System information:
1080ti
Ryzen 5
1440p monitor
Win 10

I'm a streamer. Not going to advertise my stuff at all in this post. I use an elgato HD60S. My main monitor is a Dell 1440p 165Hz 24" panel. The capture is a max of 1080p60. To get a clean experience on the elgato I have these settings:
Screens Cloned (Elgato is primary screen) 1080p 60FPS (DSR x1.5 so res is simulated 1440p)
DSR x1.5

Both screens are set to 1440p 60 FPS using DSR.

What I want to do is keep those settings the same for my Elgato capture and for the dell monitor I want to change the Refresh rate back to 165hz.

The source where I found how to make my capture device work the way I wanted showed how to do this on their setup but it did not work on mine.

They did the same settings listed above and also went into windows advanced display settings:
-Navigated to the monitor tab
-Under monitor settings changed "Screen refresh rate:" from 60 Hertz to 165 Hertz.

On my system it will not give me the option to change it higher than 165 Hertz.
 
Solution
Now I understand. What you are experiencing is a result of Dynamic Super Resolution. It improves the resolution by using the higher resolutions of the game and then down-scales the image to be shown on a lower resolution display.

But any specific questions on that application you will have to direct those to Nvidia.

www.geforce.com/hardware/technology/dsr/technology


The limitations of the application are probably not going to be improved by the Windows display settings.
In Windows when you duplicate the display of your primary monitor, you are limited to the max frequency of that primary monitor. So, you should select the monitor with the highest frequency as the primary monitor. If that monitor is 165 Hz maximum, that is the highest frequency that you can set for either monitor.

In my case, I have a 144 Hz gaming monitor and a 60Hz UHD TV. If I set the 60 Hz monitor as the primary, then both monitors are limited to 60 Hz. But if do it the other way around, both monitors have up to 144 Hz range (even though the actual frequency is determined by the individual monitor specs).

So to answer your question you are limited by the primary monitor specs and by the individual specs of the monitors.
 
Here's my main issue. I need these two screens to run at different refresh rates. I need the screen being cloned to run at 165hz while the clone screen is limited to 60hz. Going in the settings I can set my primary monitor at 165hz but that then forces the second to 165hz as well (in the geforce panel). When I look at the display adapter properties both monitors are set to 59hz. When I change my main monitor in win10 display adapter properties to 165hz then it sets the capture card to 165hz. If I try and set the capture device to 60hz using the display adapter properties then it sets the rate to 59hz and changes my screen res to 1024x768
 
With the 165 HZ monitor as your primary monitor, you can set it from 60 to 165 Hz. The other can be set from 60 Hz to its max setting below 165 Hz. They aren't linked by Windows.

Without more details on your monitors and system, I can't be much more specific.
 
Main System:
Ryzen 5 1600x
MSI Pro Carbon Gaming x370
Corsair LPX 2x8GB DDR4
Gigabyte Aorus 1080ti Extreme Edition
Corsair RM750i
Crucial MX300 1.1Tb (2280) M.2 SSD
Seagate Barracuda 3Tb HDD

Main Monitor - Dell Gaming S2417DG YNY1D 24-Inch Screen LED-Lit Monitor with G-SYNC (Display Port)
Cloned Monitor - Toshiba - 43" Class (42.5" Diag.) - LED - 1080p - HDTV Model: 43L420U (DVI to HDMI)


Streaming Rig:
Ryzen 7 1700x
Gigabyte GA-AB350N-Gaming WIFI
Nvidia GT 1030 (Gigabyte active cooling)
ADATA SU800 128GB 3D-NAND 2.5 Inch SATA III Solid State Drive
Corsair SF450 SFX
Crucial 8GB Kit (4GBx2) DDR4-2133 (unbuffered)

Capture Card - Elgato HD60S

Monitors - Irrelevant.
 
Are you saying that the display that is passed though Elgato is "59hz and changes my screen res to 1024x768" or the recorded video?

If you want to watch the streamed video and record at the same time without any effects, then run two monitor cables from your graphic s card to a HDMi with the a single monitor cable to the monitor. Then place the recorder inline (with the video output to the HDMI switch). Connect the other monitor cable directly to the switch. That will allow you to watch the monitor at your desired refresh rate and record at the same time (and switch between the two videos) . You can select the type of monitor switch to suit yourself.

I'm not sure if this what you are asking. If it isn't then be more specific.
 


No, what I mean is when I change it like I described above then both screens get changed to 1024x768 @59hz.
What I'm trying to do is just have the frame rates different but that is it. I'm using DSR to get the resolution to 2564x1440 (that res is "simulated" on the TV, so it's not true 1440p but it squishes it all to fit on the screen.) and all I need to do is keep the screens cloned but have the TV set to 60hz and my main monitor to 165hz.
 
Now I understand. What you are experiencing is a result of Dynamic Super Resolution. It improves the resolution by using the higher resolutions of the game and then down-scales the image to be shown on a lower resolution display.

But any specific questions on that application you will have to direct those to Nvidia.

www.geforce.com/hardware/technology/dsr/technology


The limitations of the application are probably not going to be improved by the Windows display settings.
 
Solution