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P3D v4 graphic settings for best overall performance/visuals

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SETTINGS
within P3Dv4
Display:
FXAA off   
AA:  4XSSAA
texture filtering: anisotropic  8X
texture resolution: high 2048x2048
Vsync  on
Target framerate: 30 FPS
Wideview aspect: off
mipmap VC panels off

works well for me..

Bert

  • Replies 155
  • Views 95.4k
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16x AF Is "freebie" on modern GPU's. Setting at 8 won't do anything perf wise

Glenn

Ryzen 3700X, X570 Pro Wifi, 32GB 3600mhz RAM, Nvidia Titan Xp "Galactic Empire", RM750x PSU, H700 case, 2x NVMe M2 SSD, 1x SATA SSD

44 minutes ago, GHarrall said:

16x AF Is "freebie" on modern GPU's. Setting at 8 won't do anything perf wise

It gets the job done... :happy:

Bert

10 minutes ago, Bert Pieke said:

It gets the job done... :happy:

If it's working for you as is that's great. You can certainly push it to 16x with no performance issues if you want to. 

I haven't been able to see a difference with mipmap panels set to on or off. Do you know what it actually does?

Glenn

Ryzen 3700X, X570 Pro Wifi, 32GB 3600mhz RAM, Nvidia Titan Xp "Galactic Empire", RM750x PSU, H700 case, 2x NVMe M2 SSD, 1x SATA SSD

6 hours ago, SteveW said:

You're not going to see that much difference and you can easily make things worse depending on what's running. If you got time to experiment with it have a go. 

Cheers; it all seems to work smoothly; will keep it off and keep temps down then :)  Thanks for reply.

Simon
22 hours ago, RTK1972 said:

[JOBSCHEDULER]
AffinityMask=255

[MAIN]
FIBER_FRAME_TIME_FRACTION=0

Well, as the AM setting seems to have only a minor impact on my rig (as others already mentioned), putting 0 for FFTF results in extreme blurries, with or without AM setting. Fact: with FFTF=0 not even the initially loaded ground textures are in the highermost resolution. Autogen is missing as soon as you fly around. Absolutely not usable, although the FPS are higher of course...

Greetings, Chris

AMD Ryzen 7 9800X3D, 2x32GB DDR5 6000MT/s RAM, MSI RTX 4090 Ventus 3X, Windows 11 Home, MSFS2024

9 minutes ago, AnkH said:

Well, as the AM setting seems to have only a minor impact on my rig (as others already mentioned), putting 0 for FFTF results in extreme blurries, with or without AM setting. Fact: with FFTF=0 not even the initially loaded ground textures are in the highermost resolution. Autogen is missing as soon as you fly around. Absolutely not usable, although the FPS are higher of course...

 

Hmmmm.. i wonder why for me it‘s working .....

 

maybe you want to rise texture_bandwith_mult in DISPLAY section from 30 to 40.

i have vsync and tripple buffer on in p3d and fps limited to 30. monitor refresh at 60

Carsten U

Interesting to see how some of you are still trying to use all these special tweaks putting all sorts of parameters into your cfg files, using/not using AMs etc etc.

I haven't messed around with these kind of things for a very long time. The only thing I change in my Prepar3D.cfg file these days is the ChangeTime parameter under the Display section. I change this one to 1 rather than the default 4 IIRC to make the red text in the upper right corner when you switch views, zoom levels etc go away after 1 second rather than 4.

As for AMs and HT I have never witnessed any real benefit having HT enabled. The only result was the CPU temps rocketing meaning I wouldn't be able to run the same stable overclock as I can with HT disabled. Same thing with using different AMs...never saw any real benefit. Just me loosing more of my valuable spare-time tweaking, testing and tuning rather than flying and enjoying myself.

Looking at P3D I'm running many of the sliders to the far right with a couple of exceptions such as autogen density and shadow distance to mention a few. I'm running unlimited FPS and no VSync, Triple Buffering or anything like that. My P3D resolution is 3840x2160.

And you know what...I have about 50-55 FPS in the NGX parked at gate 15 at Orbx ESSA with all FTX Global products installed, real-time weather provided by AS and textures provided by ENVTEX and P3D never looked more beautiful or performed better. This is using the latest version of P3D and my HW specs are a 6700K @ 4.5 GHz, 16 GB DDR4 @ 3000 MHz and a 980 Ti so no monster rig by any means.

I'm not saying you shouldn't use any tweaks if they really do help you improve things. I'm just saying don't spend more time tweaking than flying and enjoying yourself!

2 hours ago, RTK1972 said:

Hmmmm.. i wonder why for me it‘s working .....

maybe you want to rise texture_bandwith_mult in DISPLAY section from 30 to 40.

i have vsync and tripple buffer on in p3d and fps limited to 30. monitor refresh at 60

I do not know. I have texture_bandwith_mult on 160, has zero influence on blurries, limits only the black models due to slowly loading model textures. VSync off, triple buffer off in my case, might be the reason here. I can not use Vsync, as I have an 144Hz monitor. FPS limited to 36.7 via nVidia Profile Inspector...

Greetings, Chris

AMD Ryzen 7 9800X3D, 2x32GB DDR5 6000MT/s RAM, MSI RTX 4090 Ventus 3X, Windows 11 Home, MSFS2024

I will explain again.

FFTF=0.33 = default, pointless entry. 

If you want to gain performance 0.10, some say 0.01 does not give any better than 0.10. but 0.01 is the lowest you can set.

It's the time per second given to loading textures. So if your texture loading is good you can try a lower figure. 

If your texture loading is poor then delete entry or try 0.20. 

If you have bad texture loading give it its max amount of time simply by deleting the entry.

David Murden  MSFS   Fenix A320  PMDG 737 • MG Honda Jet • 414 / TDS 750Xi •  FS-ATC Chatter • FlyingIron Spitfire & ME109G • MG Honda Jet 

 Fenix A320 Walkthrough PDF   Flightsim.to •

DCS  A10c II  F-16c  F/A-18c • F-14 • (Others in hanger) • Supercarrier  Terrains = • Nevada NTTR  Persian Gulf  Syria • Marianas • 

• [email protected] All Cores HT ON   32GB DDR4  3200MHz RTX 3080  • TM Warthog HOTAS • TM TPR • Corsair Virtuoso XT with Dolby Atmos®  Samsung G7 32" 1440p 240Hz • TrackIR 5 & ProClip

I got your explanation, yet it is simply not valid in my case. I get stutters if I do not put the FFTF line at all in my config. Simple as that. If I use a non-tweaked config, I get stutters. If I add only AM or only FFTF, I get stutters. If I add both of them --> smooth as silk.

Greetings, Chris

AMD Ryzen 7 9800X3D, 2x32GB DDR5 6000MT/s RAM, MSI RTX 4090 Ventus 3X, Windows 11 Home, MSFS2024

But you get no texture loading? It sounds like its smooth because its does not have to load any texture.

What FPS setting to you use?

You get better texture loading with fixed FPS within the sim. I use 22. 

I would suggest you start p3d, set the setting using the "set to default setting". Close sim, open it again and make sure it's the default setting.

Close it, delete your config. Set FPS to 22 and now see.

 

David Murden  MSFS   Fenix A320  PMDG 737 • MG Honda Jet • 414 / TDS 750Xi •  FS-ATC Chatter • FlyingIron Spitfire & ME109G • MG Honda Jet 

 Fenix A320 Walkthrough PDF   Flightsim.to •

DCS  A10c II  F-16c  F/A-18c • F-14 • (Others in hanger) • Supercarrier  Terrains = • Nevada NTTR  Persian Gulf  Syria • Marianas • 

• [email protected] All Cores HT ON   32GB DDR4  3200MHz RTX 3080  • TM Warthog HOTAS • TM TPR • Corsair Virtuoso XT with Dolby Atmos®  Samsung G7 32" 1440p 240Hz • TrackIR 5 & ProClip

When using a low FFTF value (which gives higher frame rates with FPS limited inside the sim) it is essential that the frame rate is limited to a value that the sim can consistently achieve. As soon as the FPS drop below that limit the problems with texture loading will begin - probably because the sim is trying to reach the FPS limit at the cost of the texture loading. On the other hand, as long as the sim can keep up with the set FPS limit the texture loading should be ok. At least that is my experience with a FFTF setting of 0.01 (I know some say 0.1 is the lowest possible value. Try for yourself if 0.01 gives you higher FPS than 0.1).

 

 

 

  • Commercial Member
9 hours ago, simon747 said:

Cheers; it all seems to work smoothly; will keep it off and keep temps down then :)  Thanks for reply.

Yes, it's harder to see a better result on P3D v4 when using HT because it doesn't work like FSX/P3Dv3, you will but it's just not such a big deal with low core count. Back then no AM or an  incorrect AM would simply mean overheating and performance loss giving it a bad name. Not such a problem with v4 until we start to look at many cores 6/8+, ultimately we won't want it to spread across every core in the future no matter how many cores we have.

One thing I see which is wrong in P3Dv4 is to have one core constantly maxed.

A constantly maxed core is wrong - there is no room for overhead and the sim slows down rather than maintain performance. Think of it like on a climb-out, if you are at max throttle you can't climb quicker, in a downdraught your climb rate falls because you have no spare power.

Steve Waite: Engineer at codelegend.com

  • Commercial Member

...another thing I see that might prove misleading is comparing fps, we should see fps dropped to maintain performance in the background tasks. Less attention from the background tasks can mean higher fps and poor performance. It's not straightforward to simply compare fps. If we want more fps reduce a few sliders drop some AI traffic and so on..

Steve Waite: Engineer at codelegend.com

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