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Core i7-6700HQ vs i3-7100


Description
The i7-6700HQ is based on Skylake architecture while the i3-7100 is based on Kaby Lake.

Using the multithread performance as a reference, the i7-6700HQ gets a score of 205.2 k points while the i3-7100 gets 126.5 k points.

Summarizing, the i7-6700HQ is 1.6 times faster than the i3-7100. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
906e9
Core
Skylake-H
Kaby Lake-S
Architecture
Base frecuency
2.6 GHz
3.9 GHz
Boost frecuency
3.5 GHz
3.9 GHz
Socket
BGA1440
LGA 1151
Cores/Threads
4/8
2/4
TDP
45 W
51 W
Cache L1 (d+i)
4x32+4x32 kB
2x32+2x32 kB
Cache L2
4x256 kB
2x256 kB
Cache L3
6144 kB
3072 kB
Date
January 2017
Mean monothread perf.
50.54k points
58.55k points
Mean multithread perf.
205.24k points
126.47k 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
i7-6700HQ
i3-7100
Test#1 (Integers)
11.23k
14.41k (x1.28)
Test#2 (FP)
16.98k
22.38k (x1.32)
Test#3 (Generic, ZIP)
4.21k
5.45k (x1.3)
Test#1 (Memory)
7.07k
4.96k (x0.7)
TOTAL
39.49k
47.21k (x1.2)

Multithread

i7-6700HQ

i3-7100
Test#1 (Integers)
44.59k
30.48k (x0.68)
Test#2 (FP)
75.02k
52.08k (x0.69)
Test#3 (Generic, ZIP)
20.15k
12.97k (x0.64)
Test#1 (Memory)
5.92k
4.56k (x0.77)
TOTAL
145.68k
100.1k (x0.69)

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
i7-6700HQ
i3-7100
Test#1 (Integers)
21.33k
25.77k (x1.21)
Test#2 (FP)
18.34k
23.26k (x1.27)
Test#3 (Generic, ZIP)
4.44k
5.43k (x1.22)
Test#1 (Memory)
6.44k
4.09k (x0.64)
TOTAL
50.54k
58.55k (x1.16)

Multithread

i7-6700HQ

i3-7100
Test#1 (Integers)
91.89k
54.98k (x0.6)
Test#2 (FP)
87.87k
54.73k (x0.62)
Test#3 (Generic, ZIP)
20.61k
13.12k (x0.64)
Test#1 (Memory)
4.87k
3.65k (x0.75)
TOTAL
205.24k
126.47k (x0.62)

Performance/W
i7-6700HQ
i3-7100
Test#1 (Integers)
2042 points/W
1078 points/W
Test#2 (FP)
1953 points/W
1073 points/W
Test#3 (Generic, ZIP)
458 points/W
257 points/W
Test#1 (Memory)
108 points/W
72 points/W
TOTAL
4561 points/W
2480 points/W

Performance/GHz
i7-6700HQ
i3-7100
Test#1 (Integers)
6094 points/GHz
6607 points/GHz
Test#2 (FP)
5240 points/GHz
5964 points/GHz
Test#3 (Generic, ZIP)
1267 points/GHz
1393 points/GHz
Test#1 (Memory)
1840 points/GHz
1049 points/GHz
TOTAL
14441 points/GHz
15014 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