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Confused as hell at low frame rates

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I feel like one of Norman Wisdom's characters of the PC world. WILDBLUE , you asked if my TV was actually running in 120hz, it wasn't, so I changed my TV settings to 120hz, but now all my Desktop Icons are massive, even though its set at 3840 x 2860, CTRL middle mouse down made no difference. I feel like a real short sighted dude, lmao. 

I think this kind sums up my life hahahahahaha!!!!!

 

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11 hours ago, Jazz said:

This, check this. I have seen this mistake more times than I care to remember.

Way past my bedtime as I am in work really early, gotta be up at 4am, but, YES, definitely plugged into my 3090Ti, I am daft, but not THAT daft 🙂

And thanks again guys for all the help. 

21 minutes ago, BlodhemnUK said:

Way past my bedtime as I am in work really early, gotta be up at 4am, but, YES, definitely plugged into my 3090Ti, I am daft, but not THAT daft 🙂

And thanks again guys for all the help. 

Maybe this was already asked - but do you have onboard video ?  Sometimes software will try to use that instead of the GPU.  You may to disable it in bios.

My Liveries | FAA ZMP | PPL ASEL |
| Windows 11 | MSI Z690 Tomahawk | 12700K 4.7GHz | MSI RTX 4080 | 64GB 6000 MHz DDR5 | 500GB Samsung 860 Evo SSD | 2x 2TB Samsung 970 Evo M.2 | EVGA 850W Gold | Corsair 5000X | HP G2 (VR) / LG 27" 1440p |

 

 

28 minutes ago, ryanbatc said:

do you have onboard video ?

Can you even get 20 FPS in MSFS from on-board graphics?

Someone has already suggested this and was confirmed by OP that he hasn't done this.

AMD Ryzen 5800X3D; MSI RTX 3080 Ti ; 32GB Corsair 3200 MHz; ASUS VG35VQ 35" (3440 x 1440)
Fulcrum One yoke; Thrustmaster TCA Captain Pack Airbus edition; MFG Crosswind rudder pedals; miniCockpit FCU; CPFlight MCP 737; Logitech FIP x3; TrackIR

MSFS; Fenix A320; A2A PA-24; HPG H145; PMDG 737-600; AIG; RealTraffic; PSXTraffic; FSiPanel; REX AccuSeason Adv; FSDT GSX Pro; FS2Crew RAAS Pro; FS-ATC Chatter

7 hours ago, BlodhemnUK said:

Again, all seems to be ok, although I noted Virtualization is on. Did someonemention turning OFF virtualization?

Yes, shut off virtualization!

If that doesn't fix it, and apparently things were better previously so doubtful it will unless you enabled virtualization, you might consider starting fresh.  By the time you check every possible idea presented here for days you could have reinstalled Windows fresh.  After getting the basic system functioning w/ fresh clean chipset and GPU drivers installed, run the benchmarks and see where you stack up.  Your CPU is every bit as capable as mine, and the main thread is stifled if you're not seeing clock speeds up where that CPU can manage, so like most or many here do learn how to get the most out of your CPU by safe overclocking practices.  The sim is absolutely main thread limited for most everyone and most of those are overclocked, so you're that much worse off.   Once you've got your hardware in tip top shape in a clean fresh OS you're ready to get what your hardware deserves--with some modest tuning.

Noel

System:  9900X3D Noctua NH-D15 G2, MSI Pro 650-P WiFi, G.SKILL  64GB (2 x 32GB) 288-Pin PC RAM DDR5 6000, WD NVMe 2Tb x 1, Sabrent NVMe 2Tb x 1, RTX 4090 FE, Corsair RM1000W PSU, Win11 Home, LG Ultra Curved Gsync Ultimate 3440x1440, Phanteks Enthoo Pro Case, TCA Boeing Edition Yoke & TQ, Cessna Trim Wheel, RTSS Framerate Limiter w/ Front Edge Sync.

Aircraft used in MSFS 2024:  Fenix A320,  Aerosoft CRJ, FBW, WT 787X, I-Fly 737 MAX 8, Citation Longitude.

 

When i decided to read this thread i had no idea what was going to come out of it. Out of curiosity i decided to run some benchmarks, and to my surprise my m.2 ssd wasn’t performing well at all. First I discovered that the PC builder i bought my computer from did not install the storage controller for my SSD. I installed it but found that performance was only a little better. Then i ran across a tool that told me i was running my m.2 ssd using 2 pcie lanes instead of 4. And that caused me to move my m.2 SSD to a different spot on my motherboard. My SSD performance went from 1400 to 2200 (read speed) and MSFS is now incredibly light and smooth. It is like a strain on my system was lifted. These pc builders. Jeez. 
 

One more observation. Even when my fps dips below 30 it is still buttery smooth. 

Edited by RobJC

7950X3D | RTX 4090 | 96GB DDR5 | 4K G-Sync | Win11 Pro

1 hour ago, RobJC said:

My SSD performance went from 1400 to 2200 (read speed) and MSFS is now incredibly light and smooth.

MSFS average read transfer speeds are typically very low (way below 100 MB/s) compared to what even an M.2 NVMe SSD PCIe Gen3 drive in only an x2 slot (2 lanes) provides: 2 GB/s . PCIe Gen 3 in an x4 (4 lanes) slot should give you nearly 4 GB/s. all this is already overkill by a factor of 10 or more for MSFS, except during initial loading of the game where I could  observe 1.4 GB/s max. for just a second. nevertheless, inserting an x4 capable device in an x2 slot doesn't show much competence from your pc builder 😊. I doubt though you would see even a single fps performance difference during flight. As I have demonstrated earlier in another thread, everybody can check this out using nothing more than task manager, under Performance, then select your MSFS or Community's folders drive while MSFS is running.

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https://www.kingston.com/en/blog/pc-performance/pcie-gen-4-explained

https://en.wikipedia.org/wiki/PCI_Express

 

 

 

Edited by turbomax

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

Yeah the pc builder was word not allowed. But the performance improvement is real. I read that it made no difference which m.2 slot i used, but what do you know. Huge boost. You are right there is no fps boost, but msfs feels so much more responsive. It could be the ai models being loaded? No idea, but there’s a whole lot of data on my ssd drive i installed for this sim, and unless it is there simply to consume space that stuff needs to get loaded before and during flight. My assumption is that data loading much faster is showing up in the feel of the sim. 

7950X3D | RTX 4090 | 96GB DDR5 | 4K G-Sync | Win11 Pro

35 minutes ago, RobJC said:

Yeah the pc builder was word not allowed. But the performance improvement is real. I read that it made no difference which m.2 slot i used, but what do you know. Huge boost. 

It sounds like you are ready to build your own, you are inquisitive and knowledgeable and your pc builder isn't. 

Rhett

7800X3D 96 GB G.Skill Flare  Gigabyte 4090  Crucial P5 Plus 2TB

6 minutes ago, Mace said:

It sounds like you are ready to build your own, you are inquisitive and knowledgeable and your pc builder isn't. 

Thanks! I have always built my own rigs but the graphics card shortage forced me to buy one already built. Not that impressed at this point. 

7950X3D | RTX 4090 | 96GB DDR5 | 4K G-Sync | Win11 Pro

8 hours ago, RobJC said:

It could be the ai models being loaded?

interesting aspect, I don't use those. therefore AI "traffic is no factor" as they say, in my testing at least. just try for yourself and check with task manager. and make sure to exclude MSFS and Community folder from any anti virus real time protection. the pc builder might have used the x2 slot because the x4 was already covered by the GPU as in my motherboard, and he was too lazy or was concerned with better heat dissipation, but again, that shouldn't be a factor. NVMe m.2 shares PCIe lanes with your SATA drives, but since you don't have any ....

Edited by turbomax

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

I have ran into almost the same problem as the OP. I swapped out a 6800XT for a GTX4080 on Saturday afternoon. Before changing out the cards I set up a test flight as follows: H-Jet sitting oon end of runway at Sea-Tac in a rain squal, all Ultra with 200/200 LOD's, res at 2560/1440. The 6800XT showed 46-48 FPS. I then removed all the AMD drivers with DDU in Safe-Mode and then swapped out the GPU's. I then installed the 527 something drivers and went into MSFS and set up the same flight. Imagine my surprise to only see 30-32 FPS with the 4080. I was running the 6800XT with FSR2, and the 4080 is using DLSS. I didn't play around with it as I was so disgusted on Saturday and watched Footbal and Golf instead, then wasn't home yesterday. I will get into it this afternoon though. My CPU is a 5800x3D, 32 gig PC3600 ram, Samsung Evo 970 ssd. For some reason it looked like the CPU was getting hit harder with the 4080 than it was with the 6800 but I have no idea why that would be. It has been quite some time since I have had an nVidia card so I am having to learn things all over again, it would seem. Any suggestions on where to look 1st will be appreciated.

Ryzen 7 5800 x3D, Asus Tuf Gaming X570 Plus, Geforce GTX 4080 F.E., 32GB Corsair PC-3600, 1TB Samsung Evo 970 nVME SSD, 1TB Samsung Evo 870 SSD, 500GB Samsung Evo 870 SSD

6 hours ago, turbomax said:

interesting aspect, I don't use those. therefore AI "traffic is no factor" as they say, in my testing at least. just try for yourself and check with task manager. and make sure to exclude MSFS and Community folder from any anti virus real time protection. the pc builder might have used the x2 slot because the x4 was already covered by the GPU as in my motherboard, and he was too lazy or was concerned with better heat dissipation, but again, that shouldn't be a factor. NVMe m.2 shares PCIe lanes with your SATA drives, but since you don't have any ....

Not sure if it is AI traffic or any other objects being loaded. This sim takes a lot of disk space, so something is getting loaded. It could also be non MSFS requests that are being served. The second m.2 was covered under the gpu, but my vote is they were lazy. But i believe your testing doesn’t show it being a factor, but i am not sure if it picks up these oh so tiny impacts. I am not ruling out your findings. I will do more testing! 

7950X3D | RTX 4090 | 96GB DDR5 | 4K G-Sync | Win11 Pro

19 hours ago, RobJC said:

My SSD performance went from 1400 to 2200 (read speed)

2.2 GB/s read speed would still be way below the PCI3 x4 standard, which is about 3.9 GB theoretical max. make sure your NVMe doesn't run into thermal throttling, you might need a passive heat sink on them. here my Samsung NVMe results, a PCI3 device in a x4 slot:

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spacer.png

AMD 7800X3D, Windows 11, Gigabyte X670 AORUS Elite AX Motherboard, 64GB DDR5 G.SKILL Trident Z5 NEO RGB (AMD Expo), RTX 4090,  Samsung 980 PRO M.2 NVMe SSD 2 TB PCIe 4.0, Samsung 980 PRO M.2 NVMe SSD 1 TB PCIe 4.0, 4K resolution 50" TV @60Hz, VR: Pimax Crystal Light + HP Reverb G2 @ 90 Hz, Honeycomb Bravo Throttle Quadrant, be quiet 1000W PSU, Noctua NH-U12S chromax.black air cooler.

60-130 fps. no CPU overclocking.

very nice.

3 hours ago, Mikeingreen said:

I have ran into almost the same problem as the OP. I swapped out a 6800XT for a GTX4080 on Saturday afternoon. Before changing out the cards I set up a test flight as follows: H-Jet sitting oon end of runway at Sea-Tac in a rain squal, all Ultra with 200/200 LOD's, res at 2560/1440. The 6800XT showed 46-48 FPS. I then removed all the AMD drivers with DDU in Safe-Mode and then swapped out the GPU's. I then installed the 527 something drivers and went into MSFS and set up the same flight. Imagine my surprise to only see 30-32 FPS with the 4080. I was running the 6800XT with FSR2, and the 4080 is using DLSS. I didn't play around with it as I was so disgusted on Saturday and watched Footbal and Golf instead, then wasn't home yesterday. I will get into it this afternoon though. My CPU is a 5800x3D, 32 gig PC3600 ram, Samsung Evo 970 ssd. For some reason it looked like the CPU was getting hit harder with the 4080 than it was with the 6800 but I have no idea why that would be. It has been quite some time since I have had an nVidia card so I am having to learn things all over again, it would seem. Any suggestions on where to look 1st will be appreciated.

What are you using to measure fps?

Rhett

7800X3D 96 GB G.Skill Flare  Gigabyte 4090  Crucial P5 Plus 2TB

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