Intel CPU Ranges
-Core - this is Intel's flagship desktop and mobile CPU series. The earliest models (Core Solo and Core Duo ) were laptop-only chips. The Core 2 series introduced desktop versions plus 64-bit and multi-core support. The current range is divided into Core i3, i5, and i7 brands, with i7 representing the best performing models. The Core i range has been based on three microarchitecture, codenamed Nehalem, Sandy Bridge, and Ivy Bridge.