1)Intel Core i7-3770K
The raw CPU performance is only slightly better than its immediate predecessor's, but the Core i7-3770K is the first Intel processor we’ve tested with built-in graphics powerful enough to run the latest games, albeit at reduced detail settings.
2) Intel Core i7-3960X Extreme Edition Read Our Review
For demanding, CPU-intensive tasks such as video editing, the Core i7-3960X offers unprecedented performance, and its significant overclocking headroom will appeal to tweakers who don’t mind its extreme price.
' Choice Good For Gaming
Intel Core i7-3960X Extreme Edition
3)
Intel Core i7-2600K
With significant speedups in both single- and multi-threaded applications, a low price, and excellent overclockability, this new high-performance chip is a performance enthusiast’s dream.
4)
Intel Core i7-4770K
Intel’s new top consumer CPU boosts integrated graphics a fair bit above last year’s Core i7-3770K, while ticking up slightly faster on our CPU-specific benchmarks. It’s a fine performer if you’re building or buying a new PC, though upgraders with a recent Core i5 or i7 may want to wait until the next generation
5)
Intel Core i5-2500K
This true quad-core processor offers a lot of performance for the money, but gamers may want to spend the savings on a dedicated 3D card to pair with it.