可是我看ATI網站公佈的資訊!!

ATI Mobility Radeon HD 3450+RS780=ATI Mobility Radeon HD 3450x2
ATI Mobility Radeon HD 3470+RS780=ATI Mobility Radeon HD 3470x2
ATI Mobility Radeon HD 4330+RS780=ATI Mobility Radeon HD 4330x2
ATI Mobility Radeon HD 4530+RS780=ATI Mobility Radeon HD 4530x2
ATI Mobility Radeon HD 4570+RS780=ATI Mobility Radeon HD 4570x2
ATI Mobility Radeon HD 4650+RS780=ATI Mobility Radeon HD 4650x2
ATI Mobility Radeon HD 4670+RS780=ATI Mobility Radeon HD 4670x2
ATI Mobility Radeon HD 4830+RS780=ATI Mobility Radeon HD 4830x2
ATI Mobility Radeon HD 4860+RS780=ATI Mobility Radeon HD 4860x2

好像不是只支援低階顯卡!!
不知道這個資訊對不對