21.5 iMac Mid 2010 A1311 661-5538 661-5534 Logic Board Core i3 CPU Not Included.

Description Specifications Compatibility Replacement Logic Board for the Mid 2010 21.5" iMac.  This Board was used in all configurations the Mid 2010 iMac. This Logic board does not include a Cpu. It can be used with: Intel Core "I" series Clarkdale Socket H - LGA 1156 Core i3-540 3.06 GHz Core i3-550 3.2 GHz Core i5-680 3.6 GHz Core i5-760 2.8 GHz Core i7-870 2.93 GHz Compatibility 21.5" Apple iMac Aluminum (Thick Edge) Mid 2010 Identifiers iMac 11,2 A1311 - 2389  Model Numbers MC508LL/A MC509LL/A Specs   Processor and memory 3.06GHz Intel Core i3 processor with 4MB level 3 cache; supports Hyper-Threading 3.2GHz Intel Core i3 processor with 4MB level 3 cache; supports Hyper-Threading 3.6GHz Intel Core i5 processor with 4MB level 3 cache; supports Hyper-Threading and Turbo Boost 1333MHz DDR3 SDRAM; four available SO-DIMM slots support each supports 4GB of ram for a total up to 16GB Connections and expansion One FireWire 800 port; 7 watts Four USB 2.0 ports Communications 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) Graphics and video support ATI Radeon HD 4670 with 256MB of GDDR3 memory (not included) ATI Radeon HD 5670 with 512MB of GDDR3 memory (not included) Mini DisplayPort output with support for DVI, VGA, and dual-link DVI (adapters sold separately) Support for extended desktop and video mirroring modes 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 Brand:  Apple Form Factor: iMac Compatible CPU Brand: Intel CPU Clock Speed: [[CPU Clock Speed]] CPU L2 Cache:  [[CPU L2 Cache]] CPU L3 Cache:  [[CPU L3 Cache]] Most Suitable For:  Graphic Design CPU Bus Speed: [[CPU Bus Speed]] Number of CPU Cores: [[Number of CPU Cores]] CPU Bus Speed:  [[CPU Bus Speed]] Number of Memory Slots:  4 Input/Output Ports:  Ethernet (RJ-45),FireWire 800,SATA II,USB 2.0 Features:  Requires Dedicated GPU Model:  21.5" iMac Mid 2010 CPU Series:  [[CPU Series]] Socket Type:  LGA 115X Memory Type:  DDR3 SDRAM MPN:  661-5534 / 661-5538 / 661-5596 Custom Bundle:  Expansion Slots:  None MC508LL/A, MC509LL/A A1311 21.5" iMac Mid 2010