Intel GPUs support Panel Self Refresh. Tablet and laptop panels can go very slow. Less than 24 FPS, for sure! It is whatever the low end is on their LCD control

Intel GPUs support Panel Self Refresh. Tablet and laptop panels can go very slow. Less than 24 FPS, for sure! It is whatever the low end is on their LCD controller (they forget over time, like DRAM). This article has some diagrams and explanations: http://www.hardwaresecrets.com/introducing-the-panel-self-refresh-technology/2/ http://www.hardwaresecrets.com/introducing-the-panel-self-re...