Flipping the logic board over, we find no shortage of components, including:

SanDisk SDRQKBDC4 64 GB NAND flash storage (as seen in the Escape Edition's removable SSD)—bringing the total to 256 GB

APL1023/343S00137 (likely the custom Apple T1 chip that pairs with the Touch Bar)

2x Texas Instruments CD3215C00 USB type-C controller (and 2 on the back)

Intersil ISL95828HRTZ Intel CPU PWM controller

Apple 338S00193-A1 power management

Winbond W25Q64FVZPIQ 64 Mb serial flash memory

NXP 66V10 NFC controller, containing Secure Element 008 and NXP PN549 (as seen in the iPhone 6s)