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Core i3-6100 vs i5-5675R


Description
The i3-6100 is based on Skylake architecture while the i5-5675R is based on Broadwell.

Using the multithread performance as a reference, the i3-6100 gets a score of 112.3 k points while the i5-5675R gets 194.2 k points.

Summarizing, the i5-5675R is 1.7 times faster than the i3-6100 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
40671
Core
Skylake-S
Bradwell-H
Architecture
Base frecuency
3.7 GHz
3.1 GHz
Boost frecuency
3.7 GHz
3.6 GHz
Socket
LGA 1151
BGA1364
Cores/Threads
2/2
4/4
TDP
51 W
65 W
Cache L1 (d+i)
32+32 kB
4x32+4x32 kB
Cache L2
256 kB
4x256 kB
Cache L3
4096 kB
4096 kB
Date
September 2015
June 2015
Mean monothread perf.
52.84k points
51.43k points
Mean multithread perf.
112.28k points
194.2k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i3-6100
i5-5675R
Test#1 (Integers)
3.81k
4.14k (x1.09)
Test#2 (FP)
15.65k
14.35k (x0.92)
Test#3 (Generic, ZIP)
5.14k
4.94k (x0.96)
Test#1 (Memory)
4.28k
5.47k (x1.28)
TOTAL
28.89k
28.91k (x1)

Multithread

i3-6100

i5-5675R
Test#1 (Integers)
7.75k
16.02k (x2.07)
Test#2 (FP)
37.33k
54.6k (x1.46)
Test#3 (Generic, ZIP)
12.13k
18.69k (x1.54)
Test#1 (Memory)
3.56k
16.87k (x4.73)
TOTAL
60.77k
106.18k (x1.75)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i3-6100
i5-5675R
Test#1 (Integers)
13.76k
12.86k (x0.93)
Test#2 (FP)
19.96k
16.85k (x0.84)
Test#3 (Generic, ZIP)
5.44k
5.19k (x0.95)
Test#1 (Memory)
4.4k
5.49k (x1.25)
TOTAL
43.55k
40.39k (x0.93)

Multithread

i3-6100

i5-5675R
Test#1 (Integers)
28.99k
50.07k (x1.73)
Test#2 (FP)
45.75k
64.61k (x1.41)
Test#3 (Generic, ZIP)
12.72k
19.84k (x1.56)
Test#1 (Memory)
3.68k
17.09k (x4.64)
TOTAL
91.14k
151.6k (x1.66)

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
i3-6100
i5-5675R
Test#1 (Integers)
13.78k
12.88k (x0.94)
Test#2 (FP)
21.21k
18.27k (x0.86)
Test#3 (Generic, ZIP)
5.2k
5.12k (x0.98)
Test#1 (Memory)
3.73k
5.45k (x1.46)
TOTAL
43.92k
41.72k (x0.95)

Multithread

i3-6100

i5-5675R
Test#1 (Integers)
29.02k
49.91k (x1.72)
Test#2 (FP)
49.55k
70.3k (x1.42)
Test#3 (Generic, ZIP)
12.3k
19.69k (x1.6)
Test#1 (Memory)
3.28k
16.92k (x5.17)
TOTAL
94.15k
156.83k (x1.67)

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
i3-6100
i5-5675R
Test#1 (Integers)
22.89k
21.91k (x0.96)
Test#2 (FP)
21.04k
18.59k (x0.88)
Test#3 (Generic, ZIP)
4.9k
5.2k (x1.06)
Test#1 (Memory)
4.01k
5.72k (x1.43)
TOTAL
52.84k
51.43k (x0.97)

Multithread

i3-6100

i5-5675R
Test#1 (Integers)
50.05k
84.92k (x1.7)
Test#2 (FP)
47.13k
72.09k (x1.53)
Test#3 (Generic, ZIP)
11.38k
20.13k (x1.77)
Test#1 (Memory)
3.72k
17.07k (x4.59)
TOTAL
112.28k
194.2k (x1.73)

Performance/W
i3-6100
i5-5675R
Test#1 (Integers)
981 points/W
1306 points/W
Test#2 (FP)
924 points/W
1109 points/W
Test#3 (Generic, ZIP)
223 points/W
310 points/W
Test#1 (Memory)
73 points/W
263 points/W
TOTAL
2202 points/W
2988 points/W

Performance/GHz
i3-6100
i5-5675R
Test#1 (Integers)
6187 points/GHz
6087 points/GHz
Test#2 (FP)
5686 points/GHz
5164 points/GHz
Test#3 (Generic, ZIP)
1325 points/GHz
1445 points/GHz
Test#1 (Memory)
1084 points/GHz
1590 points/GHz
TOTAL
14282 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