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Core i7-6700HQ vs Xeon E5-2680 v4


Description
The i7-6700HQ is based on Skylake architecture while the E5-2680 v4 is based on Broadwell.

Using the multithread performance as a reference, the i7-6700HQ gets a score of 205.2 k points while the E5-2680 v4 gets 1162.6 k points.

Summarizing, the E5-2680 v4 is 5.7 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
406f1
Core
Skylake-H
Broadwell-EP
Architecture
Base frecuency
2.6 GHz
2.4 GHz
Boost frecuency
3.5 GHz
3.3 GHz
Socket
BGA1440
LGA 2011-3
Cores/Threads
4/8
14/28
TDP
45 W
120 W
Cache L1 (d+i)
4x32+4x32 kB
14x32+14x32 kB
Cache L2
4x256 kB
14x256 kB
Cache L3
6144 kB
35840 kB
Date
March 2016
Mean monothread perf.
50.54k points
41.35k points
Mean multithread perf.
205.24k points
1162.63k 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
E5-2680 v4
Test#1 (Integers)
21.33k
17.8k (x0.83)
Test#2 (FP)
18.34k
16.51k (x0.9)
Test#3 (Generic, ZIP)
4.44k
4.47k (x1.01)
Test#1 (Memory)
6.44k
2.56k (x0.4)
TOTAL
50.54k
41.35k (x0.82)

Multithread

i7-6700HQ

E5-2680 v4
Test#1 (Integers)
91.89k
494.82k (x5.39)
Test#2 (FP)
87.87k
514.13k (x5.85)
Test#3 (Generic, ZIP)
20.61k
132.87k (x6.45)
Test#1 (Memory)
4.87k
20.8k (x4.27)
TOTAL
205.24k
1162.63k (x5.66)

Performance/W
i7-6700HQ
E5-2680 v4
Test#1 (Integers)
2042 points/W
4124 points/W
Test#2 (FP)
1953 points/W
4284 points/W
Test#3 (Generic, ZIP)
458 points/W
1107 points/W
Test#1 (Memory)
108 points/W
173 points/W
TOTAL
4561 points/W
9689 points/W

Performance/GHz
i7-6700HQ
E5-2680 v4
Test#1 (Integers)
6094 points/GHz
5393 points/GHz
Test#2 (FP)
5240 points/GHz
5004 points/GHz
Test#3 (Generic, ZIP)
1267 points/GHz
1355 points/GHz
Test#1 (Memory)
1840 points/GHz
777 points/GHz
TOTAL
14441 points/GHz
12529 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