How to use an NVMe drive to upgrade your Mac's SSD | AppleInsider
15" MacBook Pro Retina A1398 - Logic Board Mid 2014
MacBook Pro: How to remove or install memory - Apple Support
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Macbook Pro 13" Retina A1502 Take Apart (2014 Model) - YouTube
Apple MacBook Pro with Retina Display (15-inch, 2014) review: Still the best higher-res laptop, but the competition is catching up - CNET