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Core i3-6100U vs Xeon E5-1660 v3


Description
The i3-6100U is based on Skylake architecture while the E5-1660 v3 is based on Haswell.

Using the multithread performance as a reference, the i3-6100U gets a score of 69.9 k points while the E5-1660 v3 gets 353 k points.

Summarizing, the E5-1660 v3 is 5.1 times faster than the i3-6100U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
406e3
306f2
Core
Skylake-U
Haswell-EP
Architecture
Base frecuency
2.3 GHz
3 GHz
Boost frecuency
2.3 GHz
3.5 GHz
Socket
BGA1356
LGA 2011-3
Cores/Threads
2/4
8/16
TDP
15 W
140 W
Cache L1 (d+i)
2x32+2x32 kB
8x32+8x32 kB
Cache L2
2x256 kB
8x256 kB
Cache L3
3072 kB
20480 kB
Date
September 2015
September 2014
Mean monothread perf.
30.73k points
41.31k points
Mean multithread perf.
69.94k points
352.96k 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
i3-6100U
E5-1660 v3
Test#1 (Integers)
12.55k
20.92k (x1.67)
Test#2 (FP)
12.19k
11.87k (x0.97)
Test#3 (Generic, ZIP)
2.81k
4.67k (x1.66)
Test#1 (Memory)
3.18k
3.85k (x1.21)
TOTAL
30.73k
41.31k (x1.34)

Multithread

i3-6100U

E5-1660 v3
Test#1 (Integers)
29.33k
174.59k (x5.95)
Test#2 (FP)
28.81k
116.47k (x4.04)
Test#3 (Generic, ZIP)
6.46k
44.79k (x6.93)
Test#1 (Memory)
5.33k
17.1k (x3.21)
TOTAL
69.94k
352.96k (x5.05)

Performance/W
i3-6100U
E5-1660 v3
Test#1 (Integers)
1956 points/W
1247 points/W
Test#2 (FP)
1921 points/W
832 points/W
Test#3 (Generic, ZIP)
431 points/W
320 points/W
Test#1 (Memory)
356 points/W
122 points/W
TOTAL
4663 points/W
2521 points/W

Performance/GHz
i3-6100U
E5-1660 v3
Test#1 (Integers)
5459 points/GHz
5977 points/GHz
Test#2 (FP)
5302 points/GHz
3391 points/GHz
Test#3 (Generic, ZIP)
1220 points/GHz
1333 points/GHz
Test#1 (Memory)
1382 points/GHz
1101 points/GHz
TOTAL
13362 points/GHz
11802 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