Radeon HD 6870: CGAX-68724 - PCI Express 2.1 - 1024MB - GDDR5 - 256BIT
Radeon HD 6870 Overclocked Edition: CGAX-68724O - PCI Express 2.1 - 1024MB - GDDR5 - 256BIT
Radeon HD 6970: CGAX-69748 - PCI Express 2.1 - 2048MB - GDDR5 - 256BIT
Radeon HD 6870 CoolStream Edition: CGAX-68724F - PCI Express 2.1 - 1024MB - GDDR5 - 256BIT
Radeon HD 6970 CoolStream Edition: CGAX-69748F - PCI Express 2.1 - 2048MB - GDDR5 - 256 BIT