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Core i7-4770K vs i5-6600K


Description
The i7-4770K is based on Haswell architecture while the i5-6600K is based on Skylake.

Using the multithread performance as a reference, the i7-4770K gets a score of 146.8 k points while the i5-6600K gets 209.3 k points.

Summarizing, the i5-6600K is 1.4 times faster than the i7-4770K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306c3
506e3
Core
Haswell
Skylake-S
Architecture
Base frecuency
3.5 GHz
3.5 GHz
Boost frecuency
3.9 GHz
3.9 GHz
Socket
LGA 1150
LGA 1151
Cores/Threads
4/8
4/4
TDP
84 W
95 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
256 kB
Cache L3
8192 kB
6144 kB
Date
June 2013
May 2015
Mean monothread perf.
43.21k points
59.28k points
Mean multithread perf.
173.93k points
209.28k points

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i7-4770K
i5-6600K
Test#1 (Integers)
13.78k
17.24k (x1.25)
Test#2 (FP)
12.7k
26.5k (x2.09)
Test#3 (Generic, ZIP)
5.23k
6.45k (x1.23)
Test#1 (Memory)
4.92k
9.09k (x1.85)
TOTAL
36.63k
59.28k (x1.62)

Multithread

i7-4770K

i5-6600K
Test#1 (Integers)
56.86k
68.47k (x1.2)
Test#2 (FP)
60.65k
105.05k (x1.73)
Test#3 (Generic, ZIP)
24.02k
25.24k (x1.05)
Test#1 (Memory)
5.22k
10.5k (x2.01)
TOTAL
146.75k
209.28k (x1.43)

Performance/W
i7-4770K
i5-6600K
Test#1 (Integers)
677 points/W
721 points/W
Test#2 (FP)
722 points/W
1106 points/W
Test#3 (Generic, ZIP)
286 points/W
266 points/W
Test#1 (Memory)
62 points/W
111 points/W
TOTAL
1747 points/W
2203 points/W

Performance/GHz
i7-4770K
i5-6600K
Test#1 (Integers)
3534 points/GHz
4420 points/GHz
Test#2 (FP)
3256 points/GHz
6795 points/GHz
Test#3 (Generic, ZIP)
1341 points/GHz
1653 points/GHz
Test#1 (Memory)
1261 points/GHz
2331 points/GHz
TOTAL
9392 points/GHz
15199 points/GHz

Monothread performance graph
Monothread performance graphics gives the performance vs time. They are useful to measure the time it takes to the CPU to reach the maximum performance.

Usually, CPU's performance will be steady during these tests but if it has a slow frequency strategy, the first samples will show a lower score.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Multithread performance graph
Multithread graphs measure the performance against a heavy load during certain time.

If CPU's TDP doesn't limit the frequency and the machine is properly cooled, performance should remain steady vs time. Otherwise, the performance score will oscillate or decrease over time.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Hardlimit Benchmark Central - Ver. 3.11.4