When Apple announced its 64-bit A7 processor, I dismissed the speculation that this could lead to a switch away from Intel chips for the Macintosh line for a homegrown “desktop-class” chip. I might have been wrong.
“I don’t know exactly when, but sooner or later, Macs will run on Apple-designed ARM chips.” Thus spake Matt Richman in a 2011 blog post titled “Apple and ARM, Sitting in a Tree.” Richman explained why, after a complicated but ultimately successful switch from PowerPC chips to Intel processors in 2005, Apple will make a similar switch, this time to ARM-based descendants of the A4 chip designed by Apple and manufactured by Samsung.
Cost is the first reason invoked for the move to an An processor:
“Intel charges $378 for the i7 chip in the new high-end 15 inch MacBook Pro. They don’t say how much they charge for the i7…
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