@Evv1L
The CPU supports 4x8GB configurations if the BIOS is set up for it. The X230's isn't. 2x16 isn't going to happen, realistically, at the very least not until there's a stable coreboot for the X2

https://www.reddit.com/r/thinkpad/comments/67mrwl/can_i_put_two_of_those_in_my_x230_and_have_32gb/