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Core i3-7100 vs i5-10400T


Description
The i3-7100 is based on Kaby Lake architecture while the i5-10400T is based on Comet Lake.

Using the multithread performance as a reference, the i3-7100 gets a score of 124.8 k points while the i5-10400T gets 307.2 k points.

Summarizing, the i5-10400T is 2.5 times faster than the i3-7100. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
a0653
Core
Kaby Lake-S
Comet Lake-S
Architecture
Base frecuency
3.9 GHz
2 GHz
Boost frecuency
3.9 GHz
3.6 GHz
Socket
LGA 1151
FC-LGA 1200
Cores/Threads
2/4
6/12
TDP
51 W
35 W
Cache L1 (d+i)
2x32+2x32 kB
6x32+6x32 kB
Cache L2
2x256 kB
6x256 kB
Cache L3
3072 kB
12288 kB
Date
January 2017
April 2020
Mean monothread perf.
57.86k points
57.85k points
Mean multithread perf.
124.8k points
307.18k 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
i3-7100
i5-10400T
Test#1 (Integers)
4.01k
4k (x1)
Test#2 (FP)
16.38k
14.19k (x0.87)
Test#3 (Generic, ZIP)
5.31k
4.62k (x0.87)
Test#1 (Memory)
3.98k
11.03k (x2.77)
TOTAL
29.69k
33.84k (x1.14)

Multithread

i3-7100

i5-10400T
Test#1 (Integers)
8.1k
22.77k (x2.81)
Test#2 (FP)
38.7k
96.59k (x2.5)
Test#3 (Generic, ZIP)
12.69k
31.65k (x2.49)
Test#1 (Memory)
3.76k
2.45k (x0.65)
TOTAL
63.24k
153.46k (x2.43)

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
i3-7100
i5-10400T
Test#1 (Integers)
14.04k
12.61k (x0.9)
Test#2 (FP)
20.55k
17.94k (x0.87)
Test#3 (Generic, ZIP)
5.41k
4.83k (x0.89)
Test#1 (Memory)
3.99k
10.81k (x2.71)
TOTAL
43.99k
46.19k (x1.05)

Multithread

i3-7100

i5-10400T
Test#1 (Integers)
30.09k
74.62k (x2.48)
Test#2 (FP)
47.84k
119.63k (x2.5)
Test#3 (Generic, ZIP)
13.13k
32.65k (x2.49)
Test#1 (Memory)
3.52k
2.52k (x0.72)
TOTAL
94.59k
229.42k (x2.43)

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
i3-7100
i5-10400T
Test#1 (Integers)
14.41k
12.5k (x0.87)
Test#2 (FP)
22.38k
19.05k (x0.85)
Test#3 (Generic, ZIP)
5.45k
4.72k (x0.87)
Test#1 (Memory)
4.96k
10.3k (x2.07)
TOTAL
47.21k
46.57k (x0.99)

Multithread

i3-7100

i5-10400T
Test#1 (Integers)
30.48k
74.58k (x2.45)
Test#2 (FP)
52.08k
126.96k (x2.44)
Test#3 (Generic, ZIP)
12.97k
31.76k (x2.45)
Test#1 (Memory)
4.56k
2.5k (x0.55)
TOTAL
100.1k
235.8k (x2.36)

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
i3-7100
i5-10400T
Test#1 (Integers)
25.53k
22k (x0.86)
Test#2 (FP)
22.98k
19.98k (x0.87)
Test#3 (Generic, ZIP)
5.37k
4.57k (x0.85)
Test#1 (Memory)
3.97k
11.31k (x2.85)
TOTAL
57.86k
57.85k (x1)

Multithread

i3-7100

i5-10400T
Test#1 (Integers)
54.73k
136.69k (x2.5)
Test#2 (FP)
53.55k
135.25k (x2.53)
Test#3 (Generic, ZIP)
12.93k
32.76k (x2.53)
Test#1 (Memory)
3.6k
2.48k (x0.69)
TOTAL
124.8k
307.18k (x2.46)

Performance/W
i3-7100
i5-10400T
Test#1 (Integers)
1073 points/W
3905 points/W
Test#2 (FP)
1050 points/W
3864 points/W
Test#3 (Generic, ZIP)
254 points/W
936 points/W
Test#1 (Memory)
71 points/W
71 points/W
TOTAL
2447 points/W
8776 points/W

Performance/GHz
i3-7100
i5-10400T
Test#1 (Integers)
6547 points/GHz
6111 points/GHz
Test#2 (FP)
5893 points/GHz
5549 points/GHz
Test#3 (Generic, ZIP)
1377 points/GHz
1268 points/GHz
Test#1 (Memory)
1019 points/GHz
3141 points/GHz
TOTAL
14836 points/GHz
16069 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