(Shared with system memory) Nvidia GeForce 320M using 256 MB of DDR3 SDRAM with Mini DisplayPort output Intel HD Graphics 3000 processor using 256 MB (11" base model) or 384 MB (all other models) of DDR3 SDRAM Intel HD Graphics 4000 processor with up to 1 GB DDR3 SDRAM shared from main memory Intel HD Graphics 5000 processor with up to 1.5 GB LPDDR3 SDRAM shared from main memory Intel HD Graphics 6000 processor with up to 1.5 GB LPDDR3 SDRAM shared from main memory
Furthermore, to prove our dedication to excellent customer service, we promise a 24-Hour Guaranteed Response for any and all of your service needs, backed by a highly-skilled Technical Service Department. No automatic responses. We understand that our customers aren't all the same.  So, whether you need to follow up on an order, have a technical question answered, or if your sales representative is unavailable and you need answers fast, our team is ready to provide a more personalized service to meet your specific needs. 
Some counterfeit and third party power adapters and batteries may not be designed properly and could result in safety issues. To ensure you receive a genuine Apple battery during a battery replacement, we recommend visiting an Apple Store or Apple Authorized Service Provider. If you need a replacement adapter to charge your Apple device, we recommend getting an Apple power adapter.
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