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Model Name: iMac Model Identifier: iMac5,1 Processor Name: Intel Core 2 Duo Processor Speed: 2 GHz Number of Processors: 1 Total Number of Cores: 2 L2 Cache: 4 MB Memory: 2 GB Bus Speed: 667 MHz Boot ROM Version: IM51.0090.B09 SMC Version (system): 1.8f2 Serial Number (system): YD64506ZVUX Hardware UUID: 00000000-0000-1000-8000-0017F2C4E50F

Double the RAM, Upgrade your OS. This system can run versions of OS X up to 10.7 “Lion”. Although it has a 64-bit processor, it has a 32-bit EFI and is not capable of booting into 64-bit mode. It does not support “OpenCL” either. Please BEWARE that OS X Lion is not capable of running Mac OS X apps originally written for the PowerPC processor as it does not support the “Rosetta” environment. So if you have some old Apps you like/need you may not want to upgrade the OS, or Only upgrade a version or two. ‘This model cannot run versions of OS X newer than 10.7.x “Lion.”’ Run software updates That’s about it. If this Answer is helpful please remember to return and mark it Accepted.

Adding a SSD really speeds up older computers…My 2006 IMAC runs just fine with a SSD, two gigs of ram…run xp profession with parallels. Office and CS Suite is also ran.