Big players on the board include:

A Qualcomm MSM7227 with 600 MHz application processing, 400 MHz modem processing, hardware accelerated 3D graphics, integrated Bluetooth 2.1 & GPS capabilities, and image/video encoding & decoding.

STMicroelectronics NANDCBR4N9

Skyworks SKY77336 GSM power amplifier module

Qualcomm PM7540 power management IC

Qualcomm RTR6285 UMTS RF transceiver with receive diversity and GPS

TriQuint TQM679002A WLAN Power Amplifier