Detect Specific Card

#!/bin/bash

# Check if the user is running this script as root
if [ "$EUID" -ne 0 ]
  then echo "Please run as root"
  exit
fi

# Autodetect the kind of video card in the system
if lspci | grep -i "vga compatible controller: NVIDIA" > /dev/null; then
    echo "NVIDIA video card detected"
    driver="nvidia"
    card=$(lspci | grep -i "vga compatible controller: NVIDIA" | cut -d ":" -f3 | sed 's/^ //')
elif lspci | grep -i "vga compatible controller: ATI" > /dev/null; then
    echo "ATI video card detected"
    driver="fglrx"
    card=$(lspci | grep -i "vga compatible controller: ATI" | cut -d ":" -f3 | sed 's/^ //')
else
    echo "Unsupported video card"
    exit 1
fi

# Install the appropriate driver for the detected card
case $card in
    "GeForce 8800 GT")
        echo "Installing NVIDIA driver for GeForce 8800 GT"
        # Install the driver for the GeForce 8800 GT here
        ;;
    "Radeon HD 4850")
        echo "Installing ATI driver for Radeon HD 4850"
        # Install the driver for the Radeon HD 4850 here
        ;;
    *)
        echo "No driver available for $card"
        exit 1
        ;;
esac

# Start an OpenGL diagnostic test
glxgears