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Core i7-6700HQ vs i5-8259U


Description
The i7-6700HQ is based on Skylake architecture while the i5-8259U is based on Coffee Lake.

Using the multithread performance as a reference, the i7-6700HQ gets a score of 205.2 k points while the i5-8259U gets 229 k points.

Summarizing, the i5-8259U is 1.1 times faster than the i7-6700HQ. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
806ea
Core
Skylake-H
Coffee Lake-U
Architecture
Base frecuency
2.6 GHz
2.3 GHz
Boost frecuency
3.5 GHz
3.8 GHz
Socket
BGA1440
BGA 1528
Cores/Threads
4/8
4/8
TDP
45 W
28 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+x4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
6144 kB
6144 kB
Date
March 2018
Mean monothread perf.
50.54k points
54.55k points
Mean multithread perf.
205.24k points
229k points

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
i5-8259U
Test#1 (Integers)
21.33k
21.06k (x0.99)
Test#2 (FP)
18.34k
19.79k (x1.08)
Test#3 (Generic, ZIP)
4.44k
4.72k (x1.06)
Test#1 (Memory)
6.44k
8.98k (x1.39)
TOTAL
50.54k
54.55k (x1.08)

Multithread

i7-6700HQ

i5-8259U
Test#1 (Integers)
91.89k
96.43k (x1.05)
Test#2 (FP)
87.87k
85.46k (x0.97)
Test#3 (Generic, ZIP)
20.61k
22.31k (x1.08)
Test#1 (Memory)
4.87k
24.81k (x5.1)
TOTAL
205.24k
229k (x1.12)

Performance/W
i7-6700HQ
i5-8259U
Test#1 (Integers)
2042 points/W
3444 points/W
Test#2 (FP)
1953 points/W
3052 points/W
Test#3 (Generic, ZIP)
458 points/W
797 points/W
Test#1 (Memory)
108 points/W
886 points/W
TOTAL
4561 points/W
8179 points/W

Performance/GHz
i7-6700HQ
i5-8259U
Test#1 (Integers)
6094 points/GHz
5543 points/GHz
Test#2 (FP)
5240 points/GHz
5208 points/GHz
Test#3 (Generic, ZIP)
1267 points/GHz
1241 points/GHz
Test#1 (Memory)
1840 points/GHz
2363 points/GHz
TOTAL
14441 points/GHz
14355 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