The following section covers the main configuration settings for Counter-Strike: Global Offensive, see link https://store.steampowered.com/app/730/CounterStrike_Global_Offensive/
If you're new to this game, please keep in mind CSGO is primarily CPU dependant so you're likely to get better performance with a more powerful CPU than a high end GPU.
Settings
1. Steam Launch Options - Provides a summary of the available Steam game launch options
2. In-Game Menu Options - Provides a summary of notable in-game menu settings
3. In-Game Commands - Provides a summary of in-game commands not exposed by the in-game menu settings
4. Setting up your configuration - Provides a step by step process for creating a competitive and legal configuration