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[* black] Major Players on the top side of the Logic Board include:
- [* red] Intel Core i5 Processor-2557M with integrated graphics.
+ [* red] [http://ark.intel.com/products/54620/Intel-Core-i5-2557M-Processor-%283M-Cache-1_70-GHz%29|Intel Core i5 Processor-2557M] with integrated graphics.
[* yellow] DSL2310
[* orange] Intel E78296 01PB10 / E116A746 SLJ4K [http://en.wikipedia.org/wiki/Platform_Controller_Hub|Platform Controller Hub]. We're guessing this includes an integrated Thunderbolt controller. It's not [http://ark.intel.com/products/52814/Intel-BD82QS67-PCH|this part], but it's similar.
- [* blue] Genesys Logic 822 SD-slot controller
+ [* blue] Genesys Logic [http://www.genesyslogic.com/_en/product_01_1.php?id=79|822] SD-slot controller
[* black] Shifting to integrated graphics on the processor freed up a lot of room on the board—enough for Apple to add the sizeable Thunderbolt-capable PCH.
[* black] If you're interested in more information on Intel's mobile chipsets, [http://en.wikipedia.org/wiki/List_of_Intel_chipsets#Core_i_Series_Mobile_chipsets|Wikipedia has a lot of interesting information].