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Core i7-5500U vs i3-7100


Description
The i7-5500U is based on Broadwell architecture while the i3-7100 is based on Kaby Lake.

Using the multithread performance as a reference, the i7-5500U gets a score of 82.9 k points while the i3-7100 gets 124.8 k points.

Summarizing, the i3-7100 is 1.5 times faster than the i7-5500U . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306d4
906e9
Core
Broadwell-U
Kaby Lake-S
Architecture
Base frecuency
2.4 GHz
3.9 GHz
Boost frecuency
3 GHz
3.9 GHz
Socket
BGA 1168
LGA 1151
Cores/Threads
2 /4
2/4
TDP
15 W
51 W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
256 kB
2x256 kB
Cache L3
4096 kB
3072 kB
Date
March 2015
January 2017
Mean monothread perf.
40.41k points
57.86k points
Mean multithread perf.
82.89k points
124.8k 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
i7-5500U
i3-7100
Test#1 (Integers)
3.31k
4.01k (x1.21)
Test#2 (FP)
11.61k
16.38k (x1.41)
Test#3 (Generic, ZIP)
3.94k
5.31k (x1.35)
Test#1 (Memory)
3.24k
3.98k (x1.23)
TOTAL
22.1k
29.69k (x1.34)

Multithread

i7-5500U

i3-7100
Test#1 (Integers)
5.97k
8.1k (x1.36)
Test#2 (FP)
25.54k
38.7k (x1.52)
Test#3 (Generic, ZIP)
8.8k
12.69k (x1.44)
Test#1 (Memory)
3.36k
3.76k (x1.12)
TOTAL
43.67k
63.24k (x1.45)

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
i7-5500U
i3-7100
Test#1 (Integers)
10.59k
14.04k (x1.33)
Test#2 (FP)
13.72k
20.55k (x1.5)
Test#3 (Generic, ZIP)
4.22k
5.41k (x1.28)
Test#1 (Memory)
3.64k
3.99k (x1.1)
TOTAL
32.16k
43.99k (x1.37)

Multithread

i7-5500U

i3-7100
Test#1 (Integers)
20.8k
30.09k (x1.45)
Test#2 (FP)
30.44k
47.84k (x1.57)
Test#3 (Generic, ZIP)
9.1k
13.13k (x1.44)
Test#1 (Memory)
3.35k
3.52k (x1.05)
TOTAL
63.69k
94.59k (x1.49)

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
i7-5500U
i3-7100
Test#1 (Integers)
10.37k
14.41k (x1.39)
Test#2 (FP)
14.25k
22.38k (x1.57)
Test#3 (Generic, ZIP)
4.07k
5.45k (x1.34)
Test#1 (Memory)
3.12k
4.96k (x1.59)
TOTAL
31.81k
47.21k (x1.48)

Multithread

i7-5500U

i3-7100
Test#1 (Integers)
20.93k
30.48k (x1.46)
Test#2 (FP)
33.87k
52.08k (x1.54)
Test#3 (Generic, ZIP)
8.98k
12.97k (x1.44)
Test#1 (Memory)
3.35k
4.56k (x1.36)
TOTAL
67.13k
100.1k (x1.49)

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
i7-5500U
i3-7100
Test#1 (Integers)
17.76k
25.53k (x1.44)
Test#2 (FP)
14.9k
22.98k (x1.54)
Test#3 (Generic, ZIP)
4.17k
5.37k (x1.29)
Test#1 (Memory)
3.58k
3.97k (x1.11)
TOTAL
40.41k
57.86k (x1.43)

Multithread

i7-5500U

i3-7100
Test#1 (Integers)
34.9k
54.73k (x1.57)
Test#2 (FP)
35.07k
53.55k (x1.53)
Test#3 (Generic, ZIP)
9.28k
12.93k (x1.39)
Test#1 (Memory)
3.64k
3.6k (x0.99)
TOTAL
82.89k
124.8k (x1.51)

Performance/W
i7-5500U
i3-7100
Test#1 (Integers)
2327 points/W
1073 points/W
Test#2 (FP)
2338 points/W
1050 points/W
Test#3 (Generic, ZIP)
619 points/W
254 points/W
Test#1 (Memory)
243 points/W
71 points/W
TOTAL
5526 points/W
2447 points/W

Performance/GHz
i7-5500U
i3-7100
Test#1 (Integers)
5920 points/GHz
6547 points/GHz
Test#2 (FP)
4966 points/GHz
5893 points/GHz
Test#3 (Generic, ZIP)
1390 points/GHz
1377 points/GHz
Test#1 (Memory)
1193 points/GHz
1019 points/GHz
TOTAL
13469 points/GHz
14836 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