Quad-core vs dual-core: what's the best for your laptop? | TechRadar
Dual-Core vs Quad-Core: Which is Better for me? - Laptop Study
What Do "Dual Core" and "Quad Core" Mean?
A model shows Intel's Core 2 Extreme Quad-core processor at a global launch in Chennai, India, Tuesday, Nov. 14, 2006. Intel launched Quad-Code Intel Xeon 5300 and Intel Core 2 Extreme Quad-core
Apple Watch SE features new S8 SiP processor - Geeky Gadgets
Which is better for multitasking and video editing: a dual-core i5 or an Octa-core smartphone CPU? - Quora