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The glass and LCD are fused together, and there are no more magnets holding the glass in place. Budget-minded folks now can add a second hard drive to the base iMac because the Fusion Drive connector is no longer missing from the logic board. Components are modular and fairly easy to remove. You can still replace the hard drive and CPU inside this machine, albeit with some adhesive cutting. RAM is user-replaceable without opening the case, thanks to the rear access door. IMac 27″ EMC 2639 Repairability Score: 5 out of 10 (10 is easiest to repair) Notably, iFixit found that the 21.5-inch version of the iMac had a soldered CPU.
The site used a 27″ EMC 2639 model for the teardown featuring a 3.2GHz quad-core Intel Core i5 processor (Turbo Boost up to 3.6GHz) with 6MB 元 cache, NVIDIA GeForce GT 755M graphics processor with 1GB of GDDR5 memory, 802.11ac Wi-Fi, and PCIe flash SSD option.
IFixit has performed its traditional teardown of the new Late 2013 iMac.