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Experiencing Temporary Jams in Forza Motorsport 6 Apex and Project CARS at 100-120 FPS

tomu123 8700 12
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 16685026
    tomu123
    Level 9  
    I was looking for answers on similar topics, but I couldn't find an answer to my problem.
    When playing at the highest settings with x8 anisotropic filtering and x8 MSAA in Forza Motorsport 6 Apex
    the number of generated frames ranges from 100-120 fps. Nevertheless, temporary jams do occur. Once I had a situation that right after the jam, the game accelerated and returned to normal. It is similar in another title - Project CARS.

    I checked the temperatures and they are rather normal:
    - processor max 50 *
    - graphics - max 60 *
    - CPU Package - up to 52 *
    - PCH (I think it's a chipset) - 41 *
    - VRM MOS - from what I remember up to 50 *
    I used HWiNFO + RTSS during the game and the amount of free RAM is 1200-1000 MB
    What are the symptoms of working memory deficiency?
    CPU usage is about 80%. Current graphics card drivers.
    What could be the cause of such problems?

    Specification:
    - Gigabyte GA-H270-HD3 motherboard
    - i5-7600 processor
    - Gigabyte GTX 1060 G1 Gaming graphics
    - Ram 8GB HyperX 2400MHz CL15
    - SilentiumPC Supremo M2 550W Gold 80+ V2
    - Drive with the system: SSD ADATA SP550
    - Game disc: WD Blue 1TB 7200
    - Windows 10
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  • #2 16685108
    enhanced
    Level 43  
    Hwinfo log with fraps.

    Like 80% on the CPU, that's not good.
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  • #3 16685238
    tomu123
    Level 9  
    It varies in the range of 70-80%. It jams once in a while and otherwise runs smoothly under this load.
  • #4 16724270
    Streeter
    Level 10  
    Try with V-Sync turned on, because Forza Motorsport 6 / Horizon 3 have problems with unlimited frames - XBOX port + game encryption every now and then.
  • #5 16724311
    safbot1st
    Level 43  
    Streeter wrote:
    Motorsport 6 / Horizon 3 have problems with unlimited frames - XBOX port + game encryption every now and then.

    ABOUT! I haven't heard it. Only Project Cars has the same problem.
    tomu123 wrote:
    I used HWiNFO + RTSS during the game and the amount of free RAM is 1200-1000 MB

    Off. Maybe unnecessarily disturbing. The same goes for antivirs etc.
    I do not know if these games save replays, but if you only want to save the replay in this way, it also puts additional strain on the disk.
    You would try to install the game on SSD for 1 trial, would you?
    Alternatively, I would bury the NV Control Panel and change the pre-rendered frames, compatibility, multi-monitor to 1 screen.
    And turning off AA changes something?
    How much memory is there on this GTX?
    Since a game with 8GB RAM leaves 1GB, it would be useful on a 6GB card.
  • #6 16728155
    Dra98
    Moderator of Computers service
    tomu123 wrote:
    When playing at the highest settings with x8 anisotropic filtering and x8 MSAA in Forza Motorsport 6 Apex

    12 GB or more of RAM would be useful.
    If the graphics card has 6GB, the system memory is simply lacking.
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  • #7 16728227
    Streeter
    Level 10  
    The Apex doesn't need that much, because it has quite small maps in the form of tracks, although I might be wrong. It is best to monitor consumption. For me, on 8gb ram + 4 vram in the open forzie horizon 3. SOMETIMING Ram is missing and then the game literally stops, so it would be good to know how much it lags. And I play 2XMSAA so maybe 8x is too much for you for 1060
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  • #8 16825751
    tomu123
    Level 9  
    I turn up :)

    The problem persists despite:

    - buying a second RAM chip (now 16GB 2400MHz),
    - changes to i7-7700,
    - I bought an identical graphics card, because I had borrowed one (GTX 1060 6GB G1 Gaming)
    - I made sure that everything is well connected and there is no contact missing anywhere
    - change to middle bets, excluding AA. At the moment, the problem is also with Forzy Motorsport 7
    - antivirus and other background applications disabled (I tried to run the game in game mode and normally)
    - power setting changed to "efficient" from "balanced"

    Maximum temperatures from HW info during the game:
    - CPU Package 53 *
    - Temperature of the hottest core 55 *
    - PCH 44 *
    - VRM MOS 43 *
    - GPU 61 *

    I also fired up the voltage and clock charts of all cores and it turned out that exactly at the moment of jams, the voltage and clocking dropped.
    There are no drops in OCCT within 25 minutes, and the temperatures rise to about 60 * on the processor.

    The heat sink on the chipset is quite hot and on the power section it is warm.

    Any more ideas? Maybe a problem with the power section, despite low temperatures?
  • #9 16825774
    enhanced
    Level 43  
    enhanced wrote:
    Hwinfo log with fraps.

    Do it, that is, run a fraps, then hwinfo sensors only and dac Start logging, play and insert this logo here as a zipped file.
  • #10 16826058
    tomu123
    Level 9  
    I attach the log.
    I would like to add that I tried to transfer the game to an SSD and nothing helped. :evil:
    Attachments:
    • log2.zip (357.13 KB) You must be logged in to download this attachment.
  • #11 16826347
    enhanced
    Level 43  
    Do you have the latest bios loaded to your motherboard?

    So you can see drops on the CPU quickly, but I don't know where from - maybe the mobasek is too weak even though it supports?

    Run over it OCCT CPU, d3dGPU and finally power supply after 10 minutes. See if something similar happens to him on Power Supply. Alternatively, do power supply but up to 20 minutes because maybe after a while something will start to happen.
  • #12 16827476
    safbot1st
    Level 43  
    Do the Stability Test with AIDA64 and check for red dots at the bottom of the graph.
    Also check if it helps to disconnect the USB keyboard / mouse peripherals (alternately, to have some control). Sometimes they make problems.
  • #13 16827894
    tomu123
    Level 9  
    enhanced wrote:
    Do you have the latest bios loaded to your motherboard?

    Yes, I have the latest BIOS loaded

    enhanced wrote:
    Run over it OCCT CPU, d3dGPU and finally power supply after 10 minutes

    I had already loaded the processor before and there were no drops. I did Power supply and everything is ok too.

    safbot1st wrote:
    Do the Stability Test with AIDA64 and check for red dots at the bottom of the graph.

    I started it for 15 minutes and there were no drops in the timing, the temperature was normal and there were no red peaks on the chart.

    A very strange thing, because if the processor loaded at 100% does not cause problems, why a game that uses it much less would cause such problems?
    Drivers are up to date.


    I think I only have to format and reinstall the system, but I do not want to download 100GB Forzy.



    EDIT:

    I close the topic even though the problem has not been resolved.
    I found a lot of other people on foreign forums with the same problem and it seems that after updating the system to Creators Update and now the latest version, most of them have problems. I haven't played on earlier versions of the system, so I can't judge for myself, but everything indicates that there is a problem with the system.

Topic summary

✨ The discussion revolves around experiencing temporary frame drops or "jams" while playing Forza Motorsport 6 Apex and Project CARS at 100-120 FPS, despite high settings and adequate hardware specifications. The user reports CPU usage around 80% and normal temperature readings for the CPU and GPU. Suggestions include enabling V-Sync, checking for background applications, and ensuring the game is installed on an SSD. Other users recommend increasing RAM to 12GB or more, adjusting graphics settings, and monitoring system performance during gameplay. The user has attempted various solutions, including upgrading to an i7-7700 processor and adding RAM, but the issue persists. The discussion concludes with the user noting that many others have reported similar problems after a system update, indicating a potential software-related issue.

FAQ

TL;DR: Even at 100–120 fps, “temporary jams do occur.” Causes include frame pacing, Windows updates, or logging/IO contention. [Elektroda, tomu123, post #16685026]

Why it matters:** This FAQ helps PC sim‑racing players diagnose micro‑stutter at high frame rates and apply the quickest fixes.

Quick Facts

Why do I get stutters at 100–120 fps in Forza 6 Apex or Project CARS?

High fps does not guarantee even frame pacing. The thread shows smooth 100–120 fps with occasional pauses. Causes include background services, storage access, or OS scheduling quirks. The user also noted hitches even after lowering settings, which points beyond GPU limits. Start by testing V‑Sync, trimming background apps, and checking logs for clock or voltage dips at stutter moments. [Elektroda, tomu123, post #16685026]

Is 8 GB of RAM enough for these games?

Borderline. The case showed only 1.0–1.2 GB free RAM during play, which can trigger stutter when Windows pages data. Upgrading to 16 GB is reasonable for modern racing titles, though it did not fully resolve the thread’s issue. Monitor commit size and standby list while driving to confirm. If free memory collapses during loads, expect hitching. [Elektroda, tomu123, post #16685026]

Should I turn on V‑Sync to stop micro‑stutter?

Yes, test it. A contributor notes Forza Motorsport ports can misbehave when frames are uncapped. V‑Sync forces consistent pacing and aligns the render queue to your display. If tearing vanishes and cadence smooths out, you have a frame‑pacing issue rather than a thermal or power fault. Try V‑Sync first before deeper changes. [Elektroda, Streeter, post #16724270]

Could Windows 10 updates be the real culprit?

Possibly. The OP closed the thread noting widespread reports of stutter after the Creators Update lineage. If your issues began after those updates, test with a clean install or different build. Keep chipset, GPU, and game patches aligned. “It seems that ... there is a problem with the system.” [Elektroda, tomu123, post #16827894]

Do my temperatures or throttling explain the hitches?

Unlikely here. Reported temps were modest: CPU cores ~55°C and GPU ~61°C during play. The user observed brief voltage and clock dips exactly during jams, yet stress tests showed stable clocks. That suggests transient system or driver events, not sustained thermal throttling. Cross‑check with logs at the exact stutter timestamp. [Elektroda, tomu123, post #16825751]

Will moving the game to an SSD eliminate the problem?

Not in the reported case. The user migrated the game to SSD and the stutters persisted. That points away from hard‑drive seek latency as the primary cause. Keep the OS and pagefile on fast storage anyway. It reduces worst‑case stalls during asset streaming and background tasks. [Elektroda, tomu123, post #16826058]

How do I log stutter with HWiNFO and FRAPS (3‑step method)?

  1. Start FRAPS to record frame times.
  2. Open HWiNFO (Sensors only), click Start logging before racing.
  3. Play, then stop both tools and zip the logs for review. This pairing correlates frame‑time spikes with CPU clocks, voltages, and temperatures. [Elektroda, enhanced, post #16825774]

What CPU usage hints at a bottleneck here?

Sustained 70–80% CPU was observed with stutters. One expert noted, “Like 80% on the CPU, that’s not good.” Monitor per‑core usage; one saturated thread can bottleneck an otherwise under‑100% CPU. Reduce CPU‑side work: lower MSAA, limit crowd detail, or cap fps with V‑Sync. [Elektroda, enhanced, post #16685108]

Does 8× MSAA on a GTX 1060 increase stutter risk?

Yes. A participant running 2× MSAA suggested 8× may be too heavy for a GTX 1060. High MSAA raises GPU and memory bandwidth demand, which can destabilize frame pacing. Test 2×–4× MSAA or TAA, then re‑enable higher levels if stable. [Elektroda, Streeter, post #16728227]

Could my motherboard VRM or power supply be to blame?

Less likely given tests. The system passed OCCT Power tests without drops and showed normal VRM temperatures. Brief dips under gaming load point to software or scheduling, not sustained power delivery failure. Still, confirm BIOS is current and power plan isn’t overly restrictive. [Elektroda, enhanced, post #16826347]

Should I update BIOS and run stress tests?

Yes. The advisor asked about the latest BIOS and recommended OCCT CPU/GPU/Power runs. Another suggestion was AIDA64 Stability Test checking for error markers. The user reported clean results, isolating the issue to game or OS layers rather than hardware stability. [Elektroda, enhanced, post #16826347]

Can USB devices or peripherals cause micro‑hitches?

It happens. One helper urged testing by disconnecting USB keyboard and mouse alternately. Faulty polling or drivers can stall the input stack and cause brief hitches. Try different ports or basic HID devices during troubleshooting to rule this out. [Elektroda, safbot1st, post #16827476]

Do antivirus, replay saving, or background apps worsen stutter?

Yes. The advice included disabling antivirus and unnecessary background tasks. Replay saving can add extra disk I/O and induce stalls on busy drives. Retest with background recording off and security tools paused in gaming mode for a clean baseline. [Elektroda, safbot1st, post #16724311]
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