Intel Core i7 CPU

 


Below are comparison charts, showing how different Intel Core i7 CPUs stack against each other when running multiple threads or processes simultaneously.

//
The difference in performance between each of the listed microprocessors is calculated as an average of differences in 11 multi-threaded benchmarks
//
 The list of test applications and programs includes Blowfish encryption, CINEBENCH R10, Euler3D, FLAC encoding, Fritz Chess Benchmark, H.264 video encoding, PCMark05, LAME MP3 encoding, MySQL 5.0.96, wPrime, and XVid video encoding.

//

Benchmarks of Intel Core i7 CPUs

This graph with averaged multi-threaded performance

All Core i7 chips in the graph below have 4 cores, Hyper-Threading technology and 8MB L3 cache.

Model	Relative performance		Specs
Core i7-4790K		158.8%	4 GHz, 88W
Core i7-4790		146.6%	3.6 GHz, 84W
Core i7-4770K		144.7%	3.5 GHz, 84W
Core i7-4771		144.0%	3.5 GHz, 84W
Core i7-4770		142.8%	3.4 GHz, 84W
Core i7-4790S		141.6%	3.2 GHz, 65W
Core i7-3770		138.2%	3.4 GHz, 77W
Core i7-4770S		138.1%	3.1 GHz, 65W
Core i7-3770K		137.9%	3.5 GHz, 77W
Core i7-3770S		131.9%	3.1 GHz, 65W
Core i7-2700K		129.7%	3.5 GHz, 95W
Core i7-2600K		127.4%	3.4 GHz, 95W
Core i7-2600		127.4%	3.4 GHz, 95W
Core i7-2600S		110.4%	2.8 GHz, 65W
Core i7-875K		108.7%	2.93 GHz, 95W
Core i7-870		108.6%	2.93 GHz, 95W
Core i7-940		106.4%	2.93 GHz, 130W
Core i7-860		101.0%	2.8 GHz, 95W
Core i7-920		100.0%	2.67 GHz, 130W

Price / performance ratio of Intel Core i7 CPUs

Using the results from the chart above, we ranked Intel Core i7 processors based on their price/performance ratio. Value for each model was calculated as an average multi-threaded performance, divided by microprocessor's current official price. Parts with the best price/performance ratio are positioned at the top of the chart. Price/performance ratio numbers illustrate how much specific CPU is faster compared to the slowest processor in the list, the Intel Core i7-4770K. The following characteristics are identical for all Intel Core i7 microprocessors in the graph below: 4 cores, Hyper-Threading technology and 8MB L3 cache. Please see the "Specs" column for the specifications differences between processors.

Model	Relative price/performance		Specs
Core i7-4790		113.4%	3.6 GHz, 84W
Core i7-4770		110.5%	3.4 GHz, 84W
Core i7-4790K		109.7%	4 GHz, 88W
Core i7-4790S		109.5%	3.2 GHz, 65W
Core i7-4771		107.5%	3.5 GHz, 84W
Core i7-4770S		106.8%	3.1 GHz, 65W
Core i7-4770K		100.0%	3.5 GHz, 84W

//
http://www.cpu-world.com/benchmarks/Intel/Core_i7_multi.html
///