SPECIFICATIONSBrand Name: AIYIGIItem Type: Laptop Graphics CardsOrigin: Mainland ChinaCompatible Brand: APPLEPart Number: A1311 A1312Certification: CEModel : （All Included Modified X-bracket ）K610M 1GBK1000M 2GBK1100M 2GBK2000M 2GBK2100M 2GBCompatible Models :For iMac A1311: 2010 2011 A1312: 2009 2010 2011 （HD6970M need to replace the X-bracket）Attention :★★★ The A1311 and A1312 'Core 2 Duo' processors from 2009 are not compatible with these cards!★ Before installing these graphics cards, you need to replace the X bracket(only when the previous graphics card is HD6970M) ,otherwise the graphics card will be short-circuited and damaged, and the buyer will be responsible for the problems caused by this；★ Before installing the graphics card, please use High Sierra to update your BootROM to latest version；★After installing the graphics card in some iMac,there will be no startup screen, and the brightness will be slightly darker than before. These are normal phenomena,buyers who mind, please do not buy! These problems can be solved by installing OpenGL / Opencore；★Before shipment, we have flashed the VBIOS for iMac and Fully tested；★If you have any questions, please contact us at any time.
Description
SPECIFICATIONSBrand Name: AIYIGIItem Type: Laptop Graphics CardsOrigin: Mainland ChinaCompatible Brand: APPLEPart Number: A1311 A1312Certification: CEModel : （All Included Modified X-bracket ）K610M 1GBK1000M 2GBK1100M 2GBK2000M 2GBK2100M 2GBCompatible Models :For iMac A1311: 2010 2011 A1312: 2009 2010 2011 （HD6970M need to replace the X-bracket）Attention :★★★ The A1311 and A1312 'Core 2 Duo' processors from 2009 are not compatible with these cards!★ Before installing these graphics cards, you need to replace the X bracket(only when the previous graphics card is HD6970M) ,otherwise the graphics card will be short-circuited and damaged, and the buyer will be responsible for the problems caused by this；★ Before installing the graphics card, please use High Sierra to update your BootROM to latest version；★After installing the graphics card in some iMac,there will be no startup screen, and the brightness will be slightly darker than before. These are normal phenomena,buyers who mind, please do not buy! These problems can be solved by installing OpenGL / Opencore；★Before shipment, we have flashed the VBIOS for iMac and Fully tested；★If you have any questions, please contact us at any time.