T400 does not have switchable graphics in the bios

dwp

Estimable
Nov 15, 2014
1
0
4,510
So if no option in bios to switch between graphics, then my model did not come with switchable graphics ? T400 7417TNU T9400
 
Solution
That particular ThinkPad T400 model does not have a Radeon HD 3470 discrete graphics chip, it only uses the Intel GMA X4500HD graphics core.