The Apple MacBook Air "Core i5" 1.3 11-Inch features a 22-nm "Haswell" 1.3 GHz Intel "Core i5" processor (4250U) with two independent processor "cores" on a single chip, a 3 MB shared level 3 cache, 4 GB of onboard 1600 MHz LPDDR3 SDRAM.

Features:

• 11.6in backlit LED screen, 802.11ac Wireless, Bluetooth 4.0, USB 3.0
• 1.4 GHz Dual-Core Intel Core i5 (Turbo Boost up to 2.7GHz) with 3MB shared L3 cache
• 4 GB 1600 MHz LPDDR3 Memory, 128 GB PCIe-based flash storage.
• 802.11ac Wi-Fi, Bluetooth 4.0; Up to 9 Hours of Battery Life, OS X