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Xeon E5-2620 v4 vs Core i7-6700HQ


Description
The E5-2620 v4 is based on Broadwell architecture while the i7-6700HQ is based on Skylake.

Using the multithread performance as a reference, the E5-2620 v4 gets a score of 237.8 k points while the i7-6700HQ gets 205.2 k points.

Summarizing, the E5-2620 v4 is 1.2 times faster than the i7-6700HQ. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406f1
506e3
Core
Broadwell-EP
Skylake-H
Architecture
Base frecuency
2.1 GHz
2.6 GHz
Boost frecuency
3 GHz
3.5 GHz
Socket
Socket 2011-3
BGA1440
Cores/Threads
8/16
4/8
TDP
85 W
45 W
Cache L1 (d+i)
8x32+8x32 kB
4x32+4x32 kB
Cache L2
8x256 kB
4x256 kB
Cache L3
20480 kB
6144 kB
Date
March 2016
Mean monothread perf.
29.39k points
50.54k points
Mean multithread perf.
237.83k 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
E5-2620 v4
i7-6700HQ
Test#1 (Integers)
6.04k
11.23k (x1.86)
Test#2 (FP)
10.18k
16.98k (x1.67)
Test#3 (Generic, ZIP)
2.74k
4.21k (x1.53)
Test#1 (Memory)
2.41k
7.07k (x2.94)
TOTAL
21.37k
39.49k (x1.85)

Multithread

E5-2620 v4

i7-6700HQ
Test#1 (Integers)
47.51k
44.59k (x0.94)
Test#2 (FP)
75.12k
75.02k (x1)
Test#3 (Generic, ZIP)
19.72k
20.15k (x1.02)
Test#1 (Memory)
5.45k
5.92k (x1.08)
TOTAL
147.8k
145.68k (x0.99)

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
E5-2620 v4
i7-6700HQ
Test#1 (Integers)
12.16k
21.33k (x1.75)
Test#2 (FP)
11.82k
18.34k (x1.55)
Test#3 (Generic, ZIP)
3.02k
4.44k (x1.47)
Test#1 (Memory)
2.4k
6.44k (x2.69)
TOTAL
29.39k
50.54k (x1.72)

Multithread

E5-2620 v4

i7-6700HQ
Test#1 (Integers)
103.77k
91.89k (x0.89)
Test#2 (FP)
102.28k
87.87k (x0.86)
Test#3 (Generic, ZIP)
26.13k
20.61k (x0.79)
Test#1 (Memory)
5.65k
4.87k (x0.86)
TOTAL
237.83k
205.24k (x0.86)

Performance/W
E5-2620 v4
i7-6700HQ
Test#1 (Integers)
1221 points/W
2042 points/W
Test#2 (FP)
1203 points/W
1953 points/W
Test#3 (Generic, ZIP)
307 points/W
458 points/W
Test#1 (Memory)
66 points/W
108 points/W
TOTAL
2798 points/W
4561 points/W

Performance/GHz
E5-2620 v4
i7-6700HQ
Test#1 (Integers)
4054 points/GHz
6094 points/GHz
Test#2 (FP)
3939 points/GHz
5240 points/GHz
Test#3 (Generic, ZIP)
1005 points/GHz
1267 points/GHz
Test#1 (Memory)
799 points/GHz
1840 points/GHz
TOTAL
9798 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