CS:S on the Source engine with improved graphics and physics. Play online or with bots.
Open NVIDIA Control Panel > Manage 3D Settings > Power management mode . Change this to Prefer maximum performance .
Ensure your GPU has independent power cables from the PSU rather than using a single "daisy-chain" cable.
In games like Battlefield, this setting can significantly boost GPU utilization. ⚡ 3. Adjust Windows Power & Graphics Settings
Windows often tries to save energy at the expense of performance.