Apple iMac 21.5" A1311 Mid-2011 ATI Radeon HD 6750 512MB Video Card

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Genuine Apple Video Card for the Mid 2011 21.5 inch iMac.  This GPU  was used in the base configurations of the system.

Please note that this card may be installed as replacement for the ATI Radeon HD 6770 found in the high end configurations.   

21.5" Apple iMac Aluminum (Thick Edge) Mid 2011


iMac 12,1 A1311 - 2428 Mid 2011

Model Numbers




  • AMD Radeon HD 6750M graphics processor with 512MB of GDDR5 memory
  • Simultaneously supports full native resolution on the built-in display and up to a 30-inch display (2560 by 1600 pixels) on an external display
  • Support for extended desktop and video mirroring modes 

All our products are covered by our own 60 day warranty.  If a problem arises we want to work through the situation with you.  Happy customers are the way we continue to grow and we are here to help.

Our Process 

  • Identify the problem by assisting with a diagnoses and trouble shooting.
  • Determine the best way to resolve the issue.  Our preferred method is to replace the defective item whenever possible.
  • We do ask to share the cost of shipping, we will pay for outbound shipping and ask our customers to cover inbound shipping costs
  • If we cannot send a replacement we will issue a refund for the original purchase price less any shipping costs.

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