4th Generation Intel Core i7: 4600U with Intel HD Graphics 4400 (2.1 GHz, 4MB cache, 2 cores) Up to 3.3 GHz with Intel Turbo Boost Technology 4th Generation Intel Core i5: 4300U with Intel HD Graphics 4400 (1.9 GHz, 3MB cache, 2 cores) Up to 2.9 GHz with Intel Turbo Boost Technology 4th Generation Intel Core i5: 4200U with Intel HD Graphics 4400 (1.6 GHz, 3MB cache, 2 cores) Up to 2.6 GHz with Intel Turbo Boost Technology 4th Generation Intel Core i3: 4010U with Intel HD Graphics 4400 (1.7 GHz, 3MB cache, 2 cores)