New gadget, but results appear somewhat lacking
New gadget, but results appear somewhat lacking
Hello everyone. My new PC is about four months old now, and I assembled it myself. I’ve been using it mainly for Rust games lately. Recently, when checking AMD Ryzen Master, the CPU clocks around 4100-4200MHz and the GPU sits at roughly 70%. I’ve adjusted settings, searched online, and followed various guides, but nothing seems to solve the issue. It appears my CPU is limiting performance since the GPU isn’t reaching its full potential (95-99%), yet the CPU should support over 5000MHz. The bottleneck calculator shows only half capacity. My CPU temperature is near 70°C, and utilization stays between 25-30%. I’m getting 140-200 FPS in Rust with 4K in Ultra, which isn’t terrible, but when my hardware doesn’t perform as expected, it’s confusing. Some settings I changed include switching Windows to Performance mode, setting Xbox Game Bar to gaming, and testing Creator vs Game mode in Ryzen Master—no difference observed. I haven’t modified the BIOS beyond enabling XPR, and my setup includes an ASUS TUF Gaming B650-Plus, a Kingston KC3000 M.2 NVMe SSD, a 4.2 GHz Ryzen 9 7950X3D, 145MB Corsair 96GB RAM, and a 1050W GeForce RTX 5080 with OC settings. The driver is up-to-date (AMD 3D V-Cache Performance Optimizer). What should I do next? Any advice would be appreciated.
So the problem isn’t the machine’s performance, but rather that you’re looking for the usage meters to show 100% consistently. It’s worth noting that usage meters can be unreliable, so comparing them to actual machine performance isn’t the main concern. I haven’t mentioned your CPU usage either.
I haven’t played Rust directly, but here are some points to consider:
- Verify Windows updates and driver versions first; sometimes rolling back can help if performance drops unexpectedly.
- Monitor CPU core usage—overloading a few cores while others sit idle can lower overall efficiency.
- Try running other games, especially those using different engines, to see how resource demands vary.
- At high FPS or high resolution, some engines may hit software limits rather than needing more power.
- Windows sometimes restricts resource settings even when everything seems fine.
- I’ve noticed certain graphical tweaks can reduce GPU load; experiment with them.
- Regarding synchronization, check for VSync/GSYNC settings or other FPS caps that might affect performance.
This wouldn’t be a major concern if your frame rate was stable and CPU usage remained balanced, but it’s worth noting for future reference.
Low CPU usage isn't a concern. Aim for nearly full GPU activity. If it doesn't reach that level, the GPU is constrained by another factor—possibly CPU, memory, or the game engine itself. Overall CPU stats are irrelevant because the engine might only engage a few cores, showing low aggregate usage even if individual ones hit 100%. Don't rely on bottleneck calculators; they're often inaccurate. The limiting component can differ across games, depending on settings and location within the same game. A "0.5% bottleneck" is essentially worthless.
Begin with an alternative approach. Testing other than rust is recommended. Limited data sources make it hard to confirm an issue.
Rust demands significant processing power. For higher FPS in Rust, consider using a 7800X3D or 9800X3D. Since you’re not experiencing any performance issues, the problem seems resolved. Bottlenecks are inevitable; you’ll just need to keep adjusting your hardware—upgrading CPU or GPU—to maintain balance. Eventually, you should understand what performance level meets your needs, otherwise this cycle will never stop.