T490
Reference
- t490 linux video card power usage - Google Search
- Disable Nvidia GPU on the Thinkpad T490 :: Major Hayden 🤠— Words of wisdom from a social nerd
- T490 on Linux - Power-English Community
- Fix battery life with nvidia GPU MX250 on Lenovo T490 : pop_os
- VGA Switcheroo — The Linux Kernel documentation