Based on Intel's third-generation Core series, dubbed Ivy Bridge, the quad-core 3.5GHz Core i7-3770K was launched in the second quarter of 2012. And even though it's a generation behind the Haswell chips, the Core i7-3770K is still a popular choice with its Turbo Boost clock speed of 3.9GHz. The processor, which sells for $342, also comes with 8 MB of Intel Smart Cache and features Intel's HD Graphics 4000 engine.
6. Intel 3.5GHz Core i7-3770K