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Massive Stutters, but high FPS

Featured Replies

Hi Guys.

I have just build a new computer for P3D, but I am suffering very extensive stuttering even though I have 60+ FPS. Could anyone give some advise/suggestions on why this happends?

The PC specs: ASUS Maximus Hero 10 MOBO, i7-8700K 3.7 GHz CPU, 16 GB DDR4 PC300 RAM, M2 SSD HDD 1, for windows 7, one for P3D - only the GPU is an old GFX 670 as I am waiting to see if it would be worth getting the new GPU from Nvidia or "just" go with a 1080Ti. I have not yet overclocked anything.

I was aware that I would not have very high FPS without OC´ed CPU and the old GFX GPU, but even if I have 45 - 60 frames, on some airports, I can still experience severe stutters. Sometimes if I change the view the stutters stops, and then when looking "back" again, it starts again, as if there is something in that specific view that causes the stutters.

Also if seems that P3D "builds up" the graphics - example could be when changing to spotplane view, the when changing you will not see the aircraft, then comes first the interior, then maybe wings, then fuselage until the aircraft is complete. All this takes maybe a 1 - 3 seconds.

I have tried to play with sliders/options, but nothing seems to help.

Hope someone could have a clue on where to look for the problem.

Best Regards
Bjarne Sorensen

First, try with fps limited to 30.
 

You don't need high fps, you need smoothness.

System: i9 [email protected] - 32 GB RAM - Aorus 1080ti --- Sim/Addons: P3D v5 + ProSim737
Signature3.png

1 hour ago, JoeFackel said:

First, try with fps limited to 30.
 

You don't need high fps, you need smoothness.

Couldn't agree more. Even if you have a constant FPS of 20, your sim could look very fluid, and that's the goal.

Cheers, Ed

 

Cheers, Ed

MSFS2020 Steam  // Rig: Corsair Graphite 760T Full Tower - ASUS MBoard Maximus XII Hero Z490 - CPU Intel i9-10900K - 64GB RAM - MSI RTX2080 Super 8GB - [1xNVMe M.2 1TB + 1xNVMe M.2 2TB (Samsung)] + [1xSSD 1TB + 1xSSD 2TB (Crucial)] + [1xSSD 1TB (Samsung)] + 1 HDD Seagate 2TB + 1 HDD Seagate External 4TB - Monitor LG 29UC97C UWHD Curved - PSU Corsair RM1000x // Thrustmaster FCS & MS XBOX Controllers

All good advises already have been given 😉

5950x3d 5.4-5.7 GHz - Asus ROG 870 Crosshair Apex - GSkill Neo 2x 24 Gb 6000 mhz / cas 26 -  MSI RTX 5090 Gaming Trio OC - 1x SSD M2 6000 2TB - 1x SSD M2 2800/1800 1Tb -  Corsair 5400  case - Corsair 360 liquid cooling set  - 3x 75’ TCL tv.

13600  6 cores @ 5.1 GHz / 8 cores @ 4.0 GHz (hypterthreading on) - Asus ROG Strix Gaming D - GSkill Trident 4x Gb 3200 MHz cas 15 - Asus TUF RTX 4080 16 Gb  - 1x SSD M2 2800/1800 2TB - 2x  Sata 600 SSD 500 Mb - Corsair D4000 Airflow case - NXT Krajen Z63 AIO liquide cooling - 

FOV : 200 degrees

My flightsim vids :  https://www.youtube.com/user/fswidesim/videos?shelf_id=0&sort=dd&view=0

 

hi,

 

First thing, your GPU is your bottleneck and can't process all data your strong CPU is throwing.

For troubleshooting purpose, Try this: 

1. If you are using NVI (NVidia Inspector), return to default for P3D

2. P3D display settings, OPTIONS / DISPLAY: Set AA to 4xMSAA

3. P3D display settings, OPTIONS / WORLD: Special Effects sliders not higher than MEDIUM

4. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) HDR

5. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) Dynamic Lighting, and Dynamic Reflections to OFF (slider all left)

6. P3D display settings, OPTIONS / LIGHTING: Untick all CAST & RECEIVE Shadows. You can have the Internal & External vehicle enabled for both cast and receive.

7. P3D display settings, OPTIONS / LIGHTING: Shadow quality, sliders not higher the HIGH

Mike

Mike Lab

WIN10 / I7-6700K HT ON / GTX980 / 16 GB RAM / 3 x SAMSUNG EVO 1TB SSD / 1 X WD BLACK 2TB HDD / 32"  60hz Monitor @ 2560x1440 / P3Dv4.4  No AM, Locked to 59 FPS, VSync ON, Triple buffering enabled

Process Lasso used to unload all other applications than P3D running on core 0

36 minutes ago, Mikelab6 said:

hi,

 

First thing, your GPU is your bottleneck and can't process all data your strong CPU is throwing.

 For troubleshooting purpose, Try this: 

1. If you are using NVI (NVidia Inspector), return to default for P3D

2. P3D display settings, OPTIONS / DISPLAY: Set AA to 4xMSAA

3. P3D display settings, OPTIONS / WORLD: Special Effects sliders not higher than MEDIUM

4. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) HDR

5. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) Dynamic Lighting, and Dynamic Reflections to OFF (slider all left)

6. P3D display settings, OPTIONS / LIGHTING: Untick all CAST & RECEIVE Shadows. You can have the Internal & External vehicle enabled for both cast and receive.

7. P3D display settings, OPTIONS / LIGHTING: Shadow quality, sliders not higher the HIGH

Mike

I agree with this 100%. Your GPU is the bottleneck and all the recommendations above are to turn off the GPU-intensive effects in P3D. In addition, if you use 4096 cloud textures, reduce this to 2048 or even lower.

Just as a reference, I have a fast CPU (i9 7900X clocked @ 5.0 GHz) and 3 Titan Pascal GPUs.... if I start messing around with the GPU-intensive sliders above, my GPU utilization goes to 100%. As opposed to the CPU utilization, having your GPU at 100% is never a good thing.

The Full Motion Stream

Twitch: DAL213

YouTube: https://www.youtube.com/channel/UCFrr16hu6X_-mnVaIGJZ5MA?

I9 7900X clocked PER CORE @ 5.1 (Cores 0 & 1), 5.0 (cores 2 and 3), 4.8 (all other cores). 

64 Gb DDR4 RAM clocked @ 3800 MHz, 3 X Titan Pascal in non-sli. 2 x Koolance EXC 800 external chiller (one for CPU and one for 3 GPUs using Koolance bridge)

What tool do you use to measure CPU (not the TASK MANAGER which is an average of all your cores - P3D focuses on a single CPU with others as support) and GPU utilization?

 

 

PC=9700K@5Ghz+RTX2070  VR=HP Reverb|   Software = Windows 10 | Flight SIms = P3D, CAP2, DCS World, IL-2,  Aerofly FS2

What is your screen resolution? 1920x1080? 2560x1440? 4K?

Edited by Christopher Low

Christopher Low

AMD Ryzen 7 9800X3D CPU / 64GB DDR5-6000 RAM / 12GB Nvidia RTX 4070 Super GPU / Gigabyte X870E Aorus Elite Wifi 7 / 1+2TB Samsung Evo Plus M2 Nvme

UK2000 Beta Tester

1 hour ago, DAL213 said:

I agree with this 100%. Your GPU is the bottleneck and all the recommendations above are to turn off the GPU-intensive effects in P3D. In addition, if you use 4096 cloud textures, reduce this to 2048 or even lower.

Just as a reference, I have a fast CPU (i9 7900X clocked @ 5.0 GHz) and 3 Titan Pascal GPUs.... if I start messing around with the GPU-intensive sliders above, my GPU utilization goes to 100%. As opposed to the CPU utilization, having your GPU at 100% is never a good thing.

Here I use 2 1080Ti OC in SLI but I never see 100% load. Just tried with everything open and Maxed at Schiphol with AI...

5950x3d 5.4-5.7 GHz - Asus ROG 870 Crosshair Apex - GSkill Neo 2x 24 Gb 6000 mhz / cas 26 -  MSI RTX 5090 Gaming Trio OC - 1x SSD M2 6000 2TB - 1x SSD M2 2800/1800 1Tb -  Corsair 5400  case - Corsair 360 liquid cooling set  - 3x 75’ TCL tv.

13600  6 cores @ 5.1 GHz / 8 cores @ 4.0 GHz (hypterthreading on) - Asus ROG Strix Gaming D - GSkill Trident 4x Gb 3200 MHz cas 15 - Asus TUF RTX 4080 16 Gb  - 1x SSD M2 2800/1800 2TB - 2x  Sata 600 SSD 500 Mb - Corsair D4000 Airflow case - NXT Krajen Z63 AIO liquide cooling - 

FOV : 200 degrees

My flightsim vids :  https://www.youtube.com/user/fswidesim/videos?shelf_id=0&sort=dd&view=0

 

16 minutes ago, GSalden said:

Here I use 2 1080Ti OC in SLI but I never see 100% load. Just tried with everything open and Maxed at Schiphol with AI...

I run 3X 85 inch screens in 4k... Did you try 4096 cloud textures and high AA? Just like you, I only run P3D for the visuals. And I avoid any extra candy like reflections and special effects. I find those a waste of resources.Also, my 3 Titan Pascals are in non-sli mode

The Full Motion Stream

Twitch: DAL213

YouTube: https://www.youtube.com/channel/UCFrr16hu6X_-mnVaIGJZ5MA?

I9 7900X clocked PER CORE @ 5.1 (Cores 0 & 1), 5.0 (cores 2 and 3), 4.8 (all other cores). 

64 Gb DDR4 RAM clocked @ 3800 MHz, 3 X Titan Pascal in non-sli. 2 x Koolance EXC 800 external chiller (one for CPU and one for 3 GPUs using Koolance bridge)

1 hour ago, whitav8 said:

What tool do you use to measure CPU (not the TASK MANAGER which is an average of all your cores - P3D focuses on a single CPU with others as support) and GPU utilization?

  

 

CPUID Pro Version

The Full Motion Stream

Twitch: DAL213

YouTube: https://www.youtube.com/channel/UCFrr16hu6X_-mnVaIGJZ5MA?

I9 7900X clocked PER CORE @ 5.1 (Cores 0 & 1), 5.0 (cores 2 and 3), 4.8 (all other cores). 

64 Gb DDR4 RAM clocked @ 3800 MHz, 3 X Titan Pascal in non-sli. 2 x Koolance EXC 800 external chiller (one for CPU and one for 3 GPUs using Koolance bridge)

3 hours ago, Mikelab6 said:

hi,

 

First thing, your GPU is your bottleneck and can't process all data your strong CPU is throwing.

For troubleshooting purpose, Try this: 

1. If you are using NVI (NVidia Inspector), return to default for P3D

2. P3D display settings, OPTIONS / DISPLAY: Set AA to 4xMSAA

3. P3D display settings, OPTIONS / WORLD: Special Effects sliders not higher than MEDIUM

4. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) HDR

5. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) Dynamic Lighting, and Dynamic Reflections to OFF (slider all left)

6. P3D display settings, OPTIONS / LIGHTING: Untick all CAST & RECEIVE Shadows. You can have the Internal & External vehicle enabled for both cast and receive.

7. P3D display settings, OPTIONS / LIGHTING: Shadow quality, sliders not higher the HIGH

Mike

+1 I just upgraded from a GTX970 to 1080Ti and my stutters are pretty much gone.

Shom

 

MSFS2024 running on Win 11, 4K screen, Z790 AORUS ELITE AX-W, i9-14900K, MSI 3080Ti, Corsair 2x32GB 6000 MHz, 1+2TB M.2 NVMEs

3 hours ago, DAL213 said:

I run 3X 85 inch screens in 4k... 

Holy.......that is a lot of screen space!

Cheers

Steve Hall

Yowsy. A 670. Upgrade time. 

 Ryzen 7 5800x, 64gb, 7900XTX 24gb

On ‎9‎/‎17‎/‎2018 at 10:03 AM, Mikelab6 said:

hi,

 

First thing, your GPU is your bottleneck and can't process all data your strong CPU is throwing.

For troubleshooting purpose, Try this: 

1. If you are using NVI (NVidia Inspector), return to default for P3D

2. P3D display settings, OPTIONS / DISPLAY: Set AA to 4xMSAA

3. P3D display settings, OPTIONS / WORLD: Special Effects sliders not higher than MEDIUM

4. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) HDR

5. P3D display settings, OPTIONS / LIGHTING: Turn OFF (untick) Dynamic Lighting, and Dynamic Reflections to OFF (slider all left)

6. P3D display settings, OPTIONS / LIGHTING: Untick all CAST & RECEIVE Shadows. You can have the Internal & External vehicle enabled for both cast and receive.

7. P3D display settings, OPTIONS / LIGHTING: Shadow quality, sliders not higher the HIGH

Mike

forgot this one..

8. P3D display settings, OPTIONS / WORLD / SCENERY OBJECTS: Untick "Dynamic 3D Autogen Vegetation"

Mike Lab

WIN10 / I7-6700K HT ON / GTX980 / 16 GB RAM / 3 x SAMSUNG EVO 1TB SSD / 1 X WD BLACK 2TB HDD / 32"  60hz Monitor @ 2560x1440 / P3Dv4.4  No AM, Locked to 59 FPS, VSync ON, Triple buffering enabled

Process Lasso used to unload all other applications than P3D running on core 0

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