Data transference occurs between the Single Channel memory and the central processing unit due to Dual Channel memory. Through two independent sixty-four-bit buses or the highways of information in casual terminology is the technology by which the memory of a CPU accesses. The dual Channel lies under the term of Multi-Channel memory automation. How Do I know if My RAM is Dual-Channel?.Using RAM Slot Color Codes (Older Motherboards) Use the Motherboard Manual to Determine Which RAM Slots to Use First Single vs Dual Channel Memory Performance Comparison.