How much of an upgrade would 1x16GB RAM give over 2x4GB RAM if my PC has 4 slots and supports dual channel? Do single sticks still work well if my PCs support
Mix And Match: More Memory = Faster Mac Pro
8GB 1x8GB Memory RAM 4 Apple MacBook Pro 13.3" 2.5GHz Intel Core i5 MD101LL/A A8 849005065597 | eBay
8GB (2X4GB) RAM Memory for Apple MacBook Pro "Core i7" 2.6 15" Mid-2012 A24 | eBay