2.2 GHz dual-core Intel Core i7 (Turbo Boost up to 3.3GHz) with 3MB shared L3 cache
Memory
8GB of 1600MHz LPDDR3 onboard memory
Storage
512GB PCIe-based flash storage
Graphics
Intel HD Graphics 5000
Dual display and video mirroring: simultaneously supports full native resolution on the built-in display and up to 2560x1600 pixels on an external display, both at millions of colours
Input/Output
Two USB 3 ports (up to 5 Gbps)
Thunderbolt port (up to 10 Gbps)
MagSafe 2 power port
SDXC card slot
Audio
Stereo speakers
Dual microphones
Headphone port
Support for Apple iPhone headset with remote and microphone