The Apple MacBook Air "Core 2 Duo" 1.86 13" (Mid-2009) is powered by a 1.86 GHz Intel "Core 2 Duo" processor (SL9400) with two independent processor "cores" on a single chip with a 6 MB on-chip shared level 2 cache running on a 1066 MHz frontside bus. It features 2 GB of onboard 1066 MHz DDR3 SDRAM, a 120 GB hard drive (4200 RPM), a NVIDIA GeForce 9400M "graphics processor with 256 MB of DDR3 SDRAM shared with main memory", an integrated iSight video camera, a full-size backlit keyboard with ambient light sensor, and a 13.3" widescreen TFT LED backlit active-matrix "glossy" display (1280x800 native resolution) in a razor thin (0.16-0.76 inch), three pound, aluminum case.