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2010 iMac GPU and CPU upgrade, is it worth it? from mac a1311 specs Watch Video - HiFiMov.co
Upgrade iMac Intel Core i3 CPU to Core i7 - iFixit Repair Guide
21.5 iMac Mid 2010 A1311 661-5538 661-5534 Logic Board Core i3 CPU Not Included. | eBay
iMac 2009 to 2011 (A1311/A1312) Upgrade Guide – MacintoshMen
18240円オンライン 支払い 方法 中古 激安通販 iMac 21.5-inch Corei7 16GB デスクトップ型PC HOW TO: Upgrade The CPU from an Intel Core i5 to an Intel Core i7 on a Mid-2011 21.5inch iMac arsatrading.co
Upgrade iMac Intel Core i3 CPU to Core i7 - iFixit Repair Guide