The new Flip CX3400 retains the slick look and fanless design from the CX5400 model, and offers the same selection of Intel Tiger Lake-U processors. On the other hand, it does not feature Thunderbolt ports, comes with a slightly dimmer screen and RAM configurations start from 4 GB.
https://www.notebookcheck.net/Asus-announces-the-Flip-CX3400-a-more-affordable-premium-Chromebook-with-Tiger-Lake-U-processors.576701.0.html