And here's a side of Apple chips on the back of the logic board:

SK Hynix H23QDG8UD1ACS 16 GB NAND Flash

Universal Scientific Industrial 339S00043 Wi-Fi Module

NXP 66V10 NFC Controller (vs. 65V10 found in iPhone 6)

Apple/Dialog 338S00122 Power Management IC

Apple/Cirrus Logic 338S00105 Audio IC

Qualcomm PMD9635 Power Management IC

Skyworks SKY77357 Power Amplifier Module (likely an iteration of the SKY77354)