We checked the genetics chips in the S8 to see if it is truly a smaller twin of the S8+:

Samsung K3UH5H50MM-NGCJ 4 GB LPDDR4 RAM layered over the MSM8998 Snapdragon 835

Toshiba THGBF7G9L4LBATR 64 GB UFS (NAND flash + controller)

Qualcomm WCD9341 Aqstic audio codec

Skyworks SKY78160-11 WLAN front end module

Avago AFEM-9066 power amplifier module

NXP Semiconductor PN80T NFC controller w/ secure element

Silicon Mitus SM5720 interface PMIC