The MacBook is the high-end model of Apple's laptop family, with the MacBook MF855LL/A model featuring a 1.1 GHz Core M (M-5Y31) processor. It was introduced on March 9, 2015.
The MacBook MF855LL/A is configured with 8 GB of RAM by default, which is its maximum RAM capacity. The standard hard drive is a 256 GB Onboard (PCIe 2.0 x4) and contains a HD Graphics 5300 video card.
The MF855LL/A can be connected via 1 (C) USB ports. The MF855LL/A does not have FireWire ports, expansion slots, or an ethernet port. The MacBook MF855LL/A has support for dual-screen and mirroring capabilities, with a native resolution of 2304x1440 and support for a second screen resolution of up to 3840x2160.
Need help identifying if your laptop is the MacBook MF855LL/A? Enter your serial number on our MacBook serial number lookup page to find out the model of your MacBook.
|Standard RAM||8 GB|
|Maximum RAM||8 GB|
|RAM Type||LPDDR3 SDRAM|
|Min. RAM Speed||1600 MHz|
|System Bus Speed||OPI|
|Processor Speed||1.1 GHz|
|Processor Type||Core M (M-5Y31)|
|Standard Hard Drive||256 GB|
|Int. HD Interface||Onboard (PCIe 2.0 x4)|
|Video Card||HD Graphics 5300|
|Display and Resolution|
|Built-in Display||12" (16|
|2nd Display Support||Dual/Mirroring|
|2nd Max. Resolution||3840x2160|
|Ports / Slots|
|USB Ports||1 (C)|
|Apple Order No||MF855LL/A|
|Battery and Dimensions|
|Battery Type||39.7 W h Li-Poly|
|Battery Life||9-10 Hours|
|Dimensions||14-.52 x 11.04 x 7.74|
|Avg. Weight||2.03 lbs (0.92 kg)|