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
XPG GAMMIX D45 DDR4 16GB 2x8GB DDR4 3200MHz CL16 UDIMM White 2PK DRAM PC4-25600 - Walmart.com