fps drops from 100 to 70-40 every 10 seconds
i have tried all settings in the nvidia control panel
i have tried to set windows xp in the compatibility tab
i have tried the standard config
i have tried to reinstall the nvidia driver
i have tried to reinstall the game
Open up nvidia control panel, get into the program settings of hl.exe, put power management mode on "Prefer Maximum performance", also put multi display/mixed-gpu acceleration on single display performance mode.