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Core i3-7100U vs i5-8500T


Description
The i3-7100U is based on Kaby Lake architecture while the i5-8500T is based on Coffee Lake.

Using the multithread performance as a reference, the i3-7100U gets a score of 79.6 k points while the i5-8500T gets 251.8 k points.

Summarizing, the i5-8500T is 3.2 times faster than the i3-7100U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806e9
906ea
Core
Kaby Lake-U
Coffee Lake-S
Architecture
Base frecuency
2.4 GHz
2.1 GHz
Boost frecuency
2.4 GHz
3.5 GHz
Socket
BGA 1356
LGA 1151
Cores/Threads
2/4
6/6
TDP
15 W
35 W
Cache L1 (d+i)
2x32+2x32 kB
6x32+6x32 kB
Cache L2
2x256 kB
6x256 kB
Cache L3
3072 kB
9216 kB
Date
August 2016
March 2018
Mean monothread perf.
33.38k points
59.27k points
Mean multithread perf.
79.6k points
251.82k 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
i3-7100U
i5-8500T
Test#1 (Integers)
2.41k
3.56k (x1.48)
Test#2 (FP)
9.77k
14.76k (x1.51)
Test#3 (Generic, ZIP)
3.13k
4.46k (x1.42)
Test#1 (Memory)
3.55k
8.72k (x2.46)
TOTAL
18.86k
31.5k (x1.67)

Multithread

i3-7100U

i5-8500T
Test#1 (Integers)
5k
19.37k (x3.88)
Test#2 (FP)
21.48k
82.35k (x3.83)
Test#3 (Generic, ZIP)
7.39k
24.6k (x3.33)
Test#1 (Memory)
3.18k
2.97k (x0.93)
TOTAL
37.05k
129.29k (x3.49)

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
i3-7100U
i5-8500T
Test#1 (Integers)
8.66k
12.93k (x1.49)
Test#2 (FP)
12.31k
18.61k (x1.51)
Test#3 (Generic, ZIP)
3.28k
4.76k (x1.45)
Test#1 (Memory)
3.92k
10.05k (x2.57)
TOTAL
28.16k
46.36k (x1.65)

Multithread

i3-7100U

i5-8500T
Test#1 (Integers)
17.87k
71.15k (x3.98)
Test#2 (FP)
28.59k
102.74k (x3.59)
Test#3 (Generic, ZIP)
7.68k
26.6k (x3.46)
Test#1 (Memory)
3.15k
2.9k (x0.92)
TOTAL
57.28k
203.39k (x3.55)

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
i3-7100U
i5-8500T
Test#1 (Integers)
8.76k
12.92k (x1.47)
Test#2 (FP)
13.49k
19.47k (x1.44)
Test#3 (Generic, ZIP)
3.21k
4.62k (x1.44)
Test#1 (Memory)
3.9k
9.6k (x2.46)
TOTAL
29.36k
46.6k (x1.59)

Multithread

i3-7100U

i5-8500T
Test#1 (Integers)
18.33k
71.25k (x3.89)
Test#2 (FP)
31.08k
91.16k (x2.93)
Test#3 (Generic, ZIP)
7.5k
24.45k (x3.26)
Test#1 (Memory)
3.61k
2.85k (x0.79)
TOTAL
60.52k
189.71k (x3.13)

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
i3-7100U
i5-8500T
Test#1 (Integers)
13.46k
23.13k (x1.72)
Test#2 (FP)
13.45k
20.7k (x1.54)
Test#3 (Generic, ZIP)
3.08k
4.71k (x1.53)
Test#1 (Memory)
3.4k
10.73k (x3.16)
TOTAL
33.38k
59.27k (x1.78)

Multithread

i3-7100U

i5-8500T
Test#1 (Integers)
34.95k
125.17k (x3.58)
Test#2 (FP)
33.53k
98.07k (x2.93)
Test#3 (Generic, ZIP)
7.74k
25.57k (x3.3)
Test#1 (Memory)
3.38k
3.01k (x0.89)
TOTAL
79.6k
251.82k (x3.16)

Performance/W
i3-7100U
i5-8500T
Test#1 (Integers)
2330 points/W
3576 points/W
Test#2 (FP)
2235 points/W
2802 points/W
Test#3 (Generic, ZIP)
516 points/W
731 points/W
Test#1 (Memory)
225 points/W
86 points/W
TOTAL
5307 points/W
7195 points/W

Performance/GHz
i3-7100U
i5-8500T
Test#1 (Integers)
5606 points/GHz
6608 points/GHz
Test#2 (FP)
5606 points/GHz
5914 points/GHz
Test#3 (Generic, ZIP)
1282 points/GHz
1346 points/GHz
Test#1 (Memory)
1415 points/GHz
3067 points/GHz
TOTAL
13909 points/GHz
16934 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