The MacBook Pro (Late 2016 Retina Display, Touch Bar, Four Thunderbolt 3 Ports) features a 14 nm, 6th Generation Skylake 2.9 GHz Intel Core i7 processor (6920HQ), with four independent processor cores on a single silicon chip, an 8 MB shared level 3 cache, 16 GB of onboard 2133 MHz LPDDR3 SDRAM (which cannot be upgraded), 256 GB or 512 GB of PCIe-based flash storage, and dual graphics processors -- either an AMD Radeon Pro 450 or 455 with 2 GB of dedicated GDDR5 memory and an integrated Intel HD Graphics 530 graphics processor that shares memory with the system.