Optimisez la performance VR et éliminez les saccades dans DCS et autres titres - 3 étapes essentielles (incluant la désactivation des cores Intel E)

Table of Contents

1. Introduction 🌟
2. Experiencing Stutters and Crashes in Sims
   • 2.1. Stutters in Multi-Threading Version of DCs
   • 2.2. Crashes in Dirt Rally 2
   • 2.3. Micro-Stutters in Other Sims
3. Exclusions in Windows Defender
   • 3.1. Excluding Game and Data Directories
   • 3.2. Managing Exclusions in Virus and Threat Protection Settings
4. Dealing with DCS Performance Issues
   • 4.1. Exploring Possible Solutions
   • 4.2. Intel EC Cores and Their Effects
5. Fixes for DCS Performance
   • 5.1. Option 1: Turning Off EC Cores from BIOS
   • 5.2. Option 2: Using the Process Lasso Application
6. Optimizing VR Performance
   • 6.1. Importance of OpenXR and Other Tools
   • 6.2. Addressing Micro-Stutters in Flight Sims
7. Pre-Rendered Frames in Nvidia Control Panel
   • 7.1. Configuring Pre-Rendered Frames for Different Sims
8. Conclusion 🌟

Experiencing Stutters and Crashes in Sims

Are you an avid Sim racing and Sim flying enthusiast who enjoys the immersive experience of virtual reality (VR)? If so, you may have encountered some frustrating issues while playing your favorite Sims on a new Windows 11 PC. From stutters to crashes, these problems can significantly impact your gaming experience. In this article, we will explore various solutions to overcome these hurdles and ensure smooth gameplay. Let's dive in and discover how to optimize your Sim racing and Sim flying adventures in VR!

Exclusions in Windows Defender

One of the first steps you can take to address the performance issues is to exclude your game and data directories from Windows Defender. By doing so, you can prevent unnecessary scans and interruptions while playing your Sims. To exclude these directories, follow these simple steps:

1. Open the Start menu and search for "Virus & Threat Protection."
2. Click on "Virus & Threat Protection Settings" in the search results.
3. Scroll down the settings page and look for "Exclusions."
4. Under "Exclusions," select the permissions needed to make changes.
5. Add the following directories to the exclusions list:
   • Steam Directory: This includes all your Steam applications.
   • Eagle Dynamics Directory: Specifically for DCS (Digital Combat Simulator).
   • Oculus Software Directory: For Oculus Rift users.
   • Headset Software Directory: Include the software for your specific VR headset.
   • Saved Games Directory: This holds the data directory for DCS.

While excluding directories from Windows Defender can help mitigate some performance issues, it may not solve all the problems you encounter with your Sims. Let's explore additional steps to optimize Sim performance further.

Dealing with DCS Performance Issues

DCS, in its multi-threading version, is notorious for suffering from stutters. These stutters can make the game nearly unplayable, with FPS dropping to abysmal levels. While you might have tried troubleshooting USB devices, potential slowdowns, and other factors, one crucial element that often goes unnoticed is Intel EC (Efficient Core) Cores.

Intel EC Cores and Their Effects

Intel EC cores, also known as efficient cores, are designed to handle background jobs while conserving power. However, problems arise when applications that require high performance are switched from Power (P) cores to Efficient (E) cores. This transition can cause severe performance issues in games like DCS. Fortunately, there are two potential fixes for this problem.

Fixes for DCS Performance

Option 1: Turning Off EC Cores from BIOS

One solution to tackle the DCS performance problem is to disable EC cores entirely from the BIOS. While some users have reported success with this method, it is worth mentioning that Intel does not officially recommend disabling EC cores. If you choose to proceed with this fix, follow the steps below:

1. Restart your computer and access the BIOS settings.
2. Locate the EC cores settings and disable them.
3. Save your changes and exit the BIOS.

Please note that this fix may not be suitable for all systems, and it is always recommended to proceed with caution when modifying BIOS settings.

Option 2: Using the Process Lasso Application

Another effective method to resolve irregular performance in DCS is by using the Process Lasso application. Process Lasso allows you to manage CPU affinity, ensuring that the game primarily utilizes the Power (P) cores rather than the Efficient (E) cores. Follow these steps to optimize DCS performance using Process Lasso:

1. Install and launch the Process Lasso application.
2. In the "Active Processes" tab, locate DCS.
3. Go to the "CPU Affinity" section for DCS.
4. Choose the options that set the CPU affinity to exclusively Power (P) cores.
5. Save the changes and make them permanent.

By utilizing Process Lasso, you can ensure that DCS runs smoothly, utilizing the full potential of Power (P) cores.

Optimizing VR Performance

If you are using VR for Sim racing or Sim flying, it's crucial to optimize your VR performance for the best experience. One essential aspect to consider is OpenXR and other tools designed specifically for VR. These tools can significantly enhance performance and overcome potential issues.

Addressing Micro-Stutters in Flight Sims

Flight Sims, in particular, can be prone to micro-stutters, interrupting the fluidity of the VR experience. One potential solution is adjusting the Nvidia pre-rendered frames setting in the Nvidia Control Panel. This setting allows you to control how many frames ahead of time the GPU renders. Here's how to configure it:

1. Open the Nvidia Control Panel.
2. Navigate to the "Manage 3D Settings" section.
3. Under the "Program Settings" tab, select the desired Sim (e.g., DCS).
4. Locate the "Virtual Reality - Pre-Rendered Frames" option.
5. Experiment with different settings to find the optimal value for each Sim.

Remember, the ideal value for pre-rendered frames will vary depending on the Sim and your system. It may require some trial and error to find the perfect setting that eliminates micro-stutters.

Conclusion

In conclusion, optimizing Sim racing and Sim flying experiences in VR requires a tailored approach. By excluding directories from Windows Defender, addressing DCS performance issues with Intel EC cores, utilizing tools like Process Lasso, and optimizing VR performance using OpenXR and Nvidia Control Panel settings, you can enhance your gaming experience. Don't let stutters and crashes hold you back from enjoying the immersive world of Sim racing and Sim flying in VR. Implement these tips and take your virtual adventures to new heights!

🌟 Highlights: 🌟

• Excluding game and data directories from Windows Defender can improve performance.
• Intel EC cores can cause stutters in Sims like DCS and can be resolved by either disabling them from the BIOS or using the Process Lasso application.
• Optimizing VR performance using tools like OpenXR and adjusting Nvidia pre-rendered frames settings can overcome micro-stutters in flight Sims.

FAQ

Q: Are these solutions applicable to all Sims? A: While the solutions mentioned in this article primarily focus on DCS (Digital Combat Simulator), many of them can also be applied to other Sims. However, it's important to note that some specific settings or steps may vary depending on the Sim you are using.

Q: Will turning off EC cores from BIOS have any negative effects? A: While some users have reported success with this method, it is important to follow the recommended guidelines and proceed with caution when modifying BIOS settings. Disabling EC cores may have implications on power management and system stability.

Q: Can adjusting pre-rendered frames completely eliminate micro-stutters? A: Micro-stutters can have multiple underlying causes, and adjusting pre-rendered frames is one potential solution. However, it may not entirely eliminate micro-stutters in all cases. Experimenting with different settings and optimizing other aspects like GPU drivers and system resources can further enhance performance.

Q: Are there any other tools or software recommendations for VR optimization? A: Apart from OpenXR and the Nvidia Control Panel, various VR optimization tools and software are available in the market. It is recommended to explore forums and communities dedicated to Sim racing and Sim flying to gather more insights and recommendations specific to your setup and Sim preferences.

Resources:

• Eagle Dynamics
• Oculus
• Nvidia Control Panel
• Process Lasso