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2.2 GHz (Turbo Boost up to 3.4 GHz), 2.5 GHz (Turbo Boost up to 3.7 GHz), or 2.8 GHz (Turbo Boost up to 4.0 GHz) quad-core Intel Core i7 processor with 6 MB shared L3 cache and an optional AMD Radeon R9 M370X dGPU.

USB ports not working

I haven’t used my computer in a long time but I recently tried to use the usb port to charge my camera and none of the ports are working I’ve tried new cables and cleaned it for any dust/debris. When I did the diagnosis no problems with usb pop up.

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Did you try resetting the SMC or NV-RAM (PRAM) I would give that a try How to reset the SMC, PRAM and NVRAM on a Mac Laptop

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