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Gamers Unlock Smoother Performance by Fixing Resizable BAR Bottlenecks and Updating Drivers

The May 2026 NVIDIA driver update introduces advanced DLSS 4.5 frame generation modes, while proper Resizable BAR configuration continues to deliver measurable performance gains in supported games.
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No, resizable BAR isn’t the universal performance booster you think it is

You flip the switch in BIOS, boot into Windows, open your GPU panel, and there it is: enabled. Resizable BAR, the feature that's supposed to let your CPU access your ...