perf.sh - Power Saver Script for ThinkPad T480

This script is a minimal, POSIX-compliant profile manager designed specifically for the ThinkPad T480. It allows you to configure the system performance profile and GPU frequency on any Linux distribution.

Dependencies

• dash (can be replaced with any POSIX-compliant shell)

Usage

./perf.sh [option]

Options

• -h: (high) Set performance profile and GPU min frequency to 1100 MHz
• -m: (medium) Set balanced power profile and GPU min/max frequency to 550 MHz
• -l: (low) Set power-saver profile and GPU min/max frequency to 300 MHz
• --help: Show this help message