Nvidia GPU owners may be losing performance because of a simple setting that’s disabled by default. Enabling Resizable Bar with Nvidia Profile Inspector can improve GPU performance by as much as 10% in benchmarks like 3DMark.
A Hidden Performance Boost Discovered
YouTuber JayzTwoCents recently uncovered this hidden boost while troubleshooting performance issues with his extreme overclocking setup. His test rig featured an Intel Core i9-14900KS CPU paired with an RTX 5090 graphics card, which was underperforming by several thousand points in 3DMark Port Royal compared to a Ryzen 7 9800X3D system.
How Extreme Overclockers Use Resizable Bar
Many Nvidia GPU owners don’t realize they can get a powerful Nvidia Resizable Bar boost simply by enabling a hidden setting. This tweak can unlock up to 10% extra GPU performance in benchmarks like 3DMark and in some games.
Unlocking the Nvidia Resizable Bar Boost
Resizable Bar is a technology that allows the CPU to access more of the GPU’s memory at once. Although this feature is officially supported in certain whitelisted games and applications, you can manually enable it in others using tools like Nvidia Profile Inspector.
YouTuber JayzTwoCents recently showcased this trick when he noticed performance issues on his extreme overclocking rig, which features a Core i9-14900KS and RTX 5090. His system was underperforming in 3DMark Port Royal by thousands of points compared to a Ryzen 7 9800X3D rig.
Why This Performance Boost Matters
After consulting with Splave, a well-known extreme overclocker, JayzTwoCents learned that many enthusiasts manually activate Resizable Bar to maximize benchmark scores. Simply turning on the Nvidia Resizable Bar boost gave his system a 3,304-point increase, improving his Port Royal score from 37,105 to 40,409.
This kind of boost can also translate to smoother gameplay and higher frame rates in some titles, especially those that are bandwidth-intensive.
How to Enable Nvidia Resizable Bar Boost for Maximum Gains
If you want to try this tweak yourself:
- Update your BIOS and GPU drivers to the latest versions.
- Download and install Nvidia Profile Inspector.
- Find the game or application profile you want to tweak.
- Enable Resizable Bar manually in the driver profile.
- Test your performance gains in benchmarks or games.
Before you enable it, be aware that results will vary depending on your hardware and workload. Some users see significant improvements, while others may only gain a few percentage points.
Enabling the Nvidia Resizable Bar boost is a simple but effective way to extract more performance from your graphics card. If you rely on your GPU for gaming or heavy workloads, this hidden setting could be the upgrade you didn’t know you needed.
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