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Core i5-6600K vs i7-6700HQ


Description
Both models i5-6600K and i7-6700HQ are based on Skylake architecture.

Sky Lake is also known as 6th generation Core. Include Thunderbolt 3.0, SATA Express and Iris Pro graphics with DirectX 12. It uses LGA 1151 socket for mainstream models and LGA 2066 for X-Series. Sky Lake comes with AVX2 support in all mainstreams CPUs and AVX-512 in some high end models.

Using the multithread performance as a reference, the i5-6600K gets a score of 199.9 k points while the i7-6700HQ gets 205.2 k points.

Summarizing, the i7-6700HQ is 1 times faster than the i5-6600K . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
506e3
Core
Skylake-S
Skylake-H
Architecture
Base frecuency
3.5 GHz
2.6 GHz
Boost frecuency
3.9 GHz
3.5 GHz
Socket
LGA 1151
BGA1440
Cores/Threads
4/4
4/8
TDP
95 W
45 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
256 kB
4x256 kB
Cache L3
6144 kB
6144 kB
Date
May 2015
Mean monothread perf.
56.21k points
50.54k points
Mean multithread perf.
199.91k points
205.24k 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
i5-6600K
i7-6700HQ
Test#1 (Integers)
17.24k
11.23k (x0.65)
Test#2 (FP)
26.5k
16.98k (x0.64)
Test#3 (Generic, ZIP)
6.45k
4.21k (x0.65)
Test#1 (Memory)
9.09k
7.07k (x0.78)
TOTAL
59.28k
39.49k (x0.67)

Multithread

i5-6600K

i7-6700HQ
Test#1 (Integers)
68.47k
44.59k (x0.65)
Test#2 (FP)
105.05k
75.02k (x0.71)
Test#3 (Generic, ZIP)
25.24k
20.15k (x0.8)
Test#1 (Memory)
10.5k
5.92k (x0.56)
TOTAL
209.28k
145.68k (x0.7)

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
i5-6600K
i7-6700HQ
Test#1 (Integers)
24.19k
21.33k (x0.88)
Test#2 (FP)
21.31k
18.34k (x0.86)
Test#3 (Generic, ZIP)
4.95k
4.44k (x0.9)
Test#1 (Memory)
5.75k
6.44k (x1.12)
TOTAL
56.21k
50.54k (x0.9)

Multithread

i5-6600K

i7-6700HQ
Test#1 (Integers)
93.15k
91.89k (x0.99)
Test#2 (FP)
81.18k
87.87k (x1.08)
Test#3 (Generic, ZIP)
18.29k
20.61k (x1.13)
Test#1 (Memory)
7.29k
4.87k (x0.67)
TOTAL
199.91k
205.24k (x1.03)

Performance/W
i5-6600K
i7-6700HQ
Test#1 (Integers)
981 points/W
2042 points/W
Test#2 (FP)
855 points/W
1953 points/W
Test#3 (Generic, ZIP)
193 points/W
458 points/W
Test#1 (Memory)
77 points/W
108 points/W
TOTAL
2104 points/W
4561 points/W

Performance/GHz
i5-6600K
i7-6700HQ
Test#1 (Integers)
6203 points/GHz
6094 points/GHz
Test#2 (FP)
5463 points/GHz
5240 points/GHz
Test#3 (Generic, ZIP)
1270 points/GHz
1267 points/GHz
Test#1 (Memory)
1475 points/GHz
1840 points/GHz
TOTAL
14412 points/GHz
14441 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