The Core 2 brand refers to Intel's x86/x86-64 microprocessors with the Core microarchitecture targeted at the consumer and business markets (except servers) above Pentium. The Core 2 solo branch covered single-core CPUs for notebook computers, Core 2 Duo - dual-core CPUs for both desktop and notebook computers, Core 2 Quad - quad-core CPUs for both desktop and notebook computers, and Core 2 Extreme - dual-core and quad-core CPUs for both desktop and notebook computers.