Unsupported by this tool, contact card vendor The GPU already has Resizable BAR enabled, and no update is necessary. The GPU firmware has already been updated from this tool. The existing GPU firmware does not support Resizable BAR, and this tool can be used to update it. The tool will detect all cards in the system and indicate one of the following statuses: While performing the update, the screen may flicker or temporarily go blank.Ī reboot is necessary for the new firmware to take effect.

When running the tool, a console window will be displayed with instructions. Once you have the tool downloaded, please run the tool and follow the on-screen instructions. Save open files and do not turn off your PC. Ensure power is connected and stable during the update. Prior to running the tool, make sure the newest Game Ready Driver is installed. Read our Resizable BAR article to learn more about supported CPUs, motherboards, GPUs, and games. Updating the GPU firmware should only be performed if the rest of the platform supports Resizable BAR. The tool will detect whether a firmware update is supported, and if supported, will give the user the option to update it.Įnabling Resizable BAR requires a compatible CPU, motherboard, system firmware (SBIOS), R465 or higher driver, as well as GPU firmware (VBIOS) support.

NVIDIA has created a downloadable GPU firmware update tool for GeForce RTX 30 Series GPUs to enable Resizable BAR. Resizable BAR is an optional PCI Express interface technology. Contact your GPU vendor if you have further support questions not covered by this article. This article explains how to update the GPU firmware for Resizable BAR compatibility on GeForce RTX 30 Series GPUs from NVIDIA and our partners.

NVIDIA Resizable BAR Firmware Update Tool

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