The MacBook Air is a thin light model of Apple's laptop family, with the MacBook Air MD231LL/A model featuring a 1.8 GHz Core i5 (I5-3427U) processor. It was introduced on June 11, 2012.
The MacBook Air MD231LL/A is configured with 4 GB of RAM by default, with the option to upgrade to a maximum of 8 GB. The standard hard drive is a 128 GB or 256 GB Proprietary (6 Gb/s) and contains a HD Graphics 4000 video card.
The MD231LL/A can be connected via 2 (3.0) USB ports and SD Card (SDXC) expansion slots. The MD231LL/A does not have FireWire ports or an ethernet port. The MacBook Air MD231LL/A has support for dual-screen and mirroring capabilities, with a native resolution of 1440x900 and support for a second screen resolution of up to 2560x1600 (x2).
Need help identifying if your laptop is the MacBook Air MD231LL/A? Enter your serial number on our MacBook Air serial number lookup page to find out the model of your MacBook Air.
|Standard RAM||4 GB|
|Maximum RAM||8 GB|
|RAM Type||DDR3L SDRAM|
|Min. RAM Speed||1600 MHz|
|System Bus Speed||5 GT/s|
|Processor Speed||1.8 GHz|
|Processor Type||Core i5 (I5-3427U)|
|Standard Hard Drive||128 GB, 256 GB|
|Int. HD Interface||Proprietary (6 Gb/s)|
|Video Card||HD Graphics 4000|
|Display and Resolution|
|Built-in Display||13.3" Widescreen|
|2nd Display Support||Dual/Mirroring|
|2nd Max. Resolution||2560x1600 (x2)|
|Ports / Slots|
|USB Ports||2 (3.0)|
|Expansion Slots||SD Card (SDXC)|
|Apple Order No||MD231LL/A|
|Battery and Dimensions|
|Battery Type||50 W h Li-Poly|
|Battery Life||7 Hours|
|Dimensions||.11-.68 x 12.8 x 8.94|
|Avg. Weight||2.96 lbs (1.35 kg)|