Apple A1312 AMD Radeon HD 6770M 512MB 109-c29557-00

Video card only, without any accessories such as: hearsink or drive disc.

AMD Radeon HD 6770M
Manufacturer AMD
Radeon HD 6600M/6700M SeriesRadeon HD 6770M480 @ 675 / 725 MHz128 Bit @ 800 MHz
CodenameWhistler-XT
ArchitectureTerascale 2
Pipelines480 – unified
Core Speed *675 / 725 MHz
Memory Speed *800 MHz
Memory Bus Width128 Bit
Memory TypeGDDR5
Shared Memoryno
DirectXDirectX 11, Shader 5.0
Transistors716 Million
technology40 nm
Notebook Sizemedium sized
Date of Announcement04.01.2011