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Core i7-6700HQ vs i5-5675R


Description
The i7-6700HQ is based on Skylake architecture while the i5-5675R is based on Broadwell.

Using the multithread performance as a reference, the i7-6700HQ gets a score of 205.2 k points while the i5-5675R gets 194.2 k points.

Summarizing, the i7-6700HQ is 1.1 times faster than the i5-5675R. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
40671
Core
Skylake-H
Bradwell-H
Architecture
Base frecuency
2.6 GHz
3.1 GHz
Boost frecuency
3.5 GHz
3.6 GHz
Socket
BGA1440
BGA1364
Cores/Threads
4/8
4/4
TDP
45 W
65 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
6144 kB
4096 kB
Date
June 2015
Mean monothread perf.
50.54k points
51.43k points
Mean multithread perf.
205.24k points
194.2k 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
i5-5675R
Test#1 (Integers)
11.23k
12.88k (x1.15)
Test#2 (FP)
16.98k
18.27k (x1.08)
Test#3 (Generic, ZIP)
4.21k
5.12k (x1.22)
Test#1 (Memory)
7.07k
5.45k (x0.77)
TOTAL
39.49k
41.72k (x1.06)

Multithread

i7-6700HQ

i5-5675R
Test#1 (Integers)
44.59k
49.91k (x1.12)
Test#2 (FP)
75.02k
70.3k (x0.94)
Test#3 (Generic, ZIP)
20.15k
19.69k (x0.98)
Test#1 (Memory)
5.92k
16.92k (x2.86)
TOTAL
145.68k
156.83k (x1.08)

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
i5-5675R
Test#1 (Integers)
21.33k
21.91k (x1.03)
Test#2 (FP)
18.34k
18.59k (x1.01)
Test#3 (Generic, ZIP)
4.44k
5.2k (x1.17)
Test#1 (Memory)
6.44k
5.72k (x0.89)
TOTAL
50.54k
51.43k (x1.02)

Multithread

i7-6700HQ

i5-5675R
Test#1 (Integers)
91.89k
84.92k (x0.92)
Test#2 (FP)
87.87k
72.09k (x0.82)
Test#3 (Generic, ZIP)
20.61k
20.13k (x0.98)
Test#1 (Memory)
4.87k
17.07k (x3.51)
TOTAL
205.24k
194.2k (x0.95)

Performance/W
i7-6700HQ
i5-5675R
Test#1 (Integers)
2042 points/W
1306 points/W
Test#2 (FP)
1953 points/W
1109 points/W
Test#3 (Generic, ZIP)
458 points/W
310 points/W
Test#1 (Memory)
108 points/W
263 points/W
TOTAL
4561 points/W
2988 points/W

Performance/GHz
i7-6700HQ
i5-5675R
Test#1 (Integers)
6094 points/GHz
6087 points/GHz
Test#2 (FP)
5240 points/GHz
5164 points/GHz
Test#3 (Generic, ZIP)
1267 points/GHz
1445 points/GHz
Test#1 (Memory)
1840 points/GHz
1590 points/GHz
TOTAL
14441 points/GHz
14286 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