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Core i5-10400T vs i7-8750H


Description
The i5-10400T is based on Comet Lake architecture while the i7-8750H is based on Coffee Lake.

Using the multithread performance as a reference, the i5-10400T gets a score of 307.2 k points while the i7-8750H gets 231.9 k points.

Summarizing, the i5-10400T is 1.3 times faster than the i7-8750H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
906ea
Core
Comet Lake-S
Coffee Lake-H
Architecture
Base frecuency
2 GHz
2.2 GHz
Boost frecuency
3.6 GHz
4.1 GHz
Socket
FC-LGA 1200
BGA1440
Cores/Threads
6/12
6/12
TDP
35 W
45 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x32 kB
Cache L2
6x256 kB
6x256 kB
Cache L3
12288 kB
9216 kB
Date
April 2020
April 2018
Mean monothread perf.
57.85k points
53.41k points
Mean multithread perf.
307.18k points
231.9k 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
i5-10400T
i7-8750H
Test#1 (Integers)
4k
3.01k (x0.75)
Test#2 (FP)
14.19k
11.68k (x0.82)
Test#3 (Generic, ZIP)
4.62k
3.78k (x0.82)
Test#1 (Memory)
11.03k
5.64k (x0.51)
TOTAL
33.84k
24.12k (x0.71)

Multithread

i5-10400T

i7-8750H
Test#1 (Integers)
22.77k
7.4k (x0.33)
Test#2 (FP)
96.59k
29.99k (x0.31)
Test#3 (Generic, ZIP)
31.65k
9.66k (x0.31)
Test#1 (Memory)
2.45k
5.12k (x2.09)
TOTAL
153.46k
52.18k (x0.34)

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
i5-10400T
i7-8750H
Test#1 (Integers)
12.5k
15.14k (x1.21)
Test#2 (FP)
19.05k
22.8k (x1.2)
Test#3 (Generic, ZIP)
4.72k
5.5k (x1.17)
Test#1 (Memory)
10.3k
10.97k (x1.06)
TOTAL
46.57k
54.41k (x1.17)

Multithread

i5-10400T

i7-8750H
Test#1 (Integers)
74.58k
82.81k (x1.11)
Test#2 (FP)
126.96k
118.58k (x0.93)
Test#3 (Generic, ZIP)
31.76k
25.08k (x0.79)
Test#1 (Memory)
2.5k
4.86k (x1.95)
TOTAL
235.8k
231.34k (x0.98)

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
i5-10400T
i7-8750H
Test#1 (Integers)
22k
22.36k (x1.02)
Test#2 (FP)
19.98k
19.33k (x0.97)
Test#3 (Generic, ZIP)
4.57k
4.4k (x0.96)
Test#1 (Memory)
11.31k
7.32k (x0.65)
TOTAL
57.85k
53.41k (x0.92)

Multithread

i5-10400T

i7-8750H
Test#1 (Integers)
136.69k
103.82k (x0.76)
Test#2 (FP)
135.25k
100.47k (x0.74)
Test#3 (Generic, ZIP)
32.76k
23.81k (x0.73)
Test#1 (Memory)
2.48k
3.8k (x1.53)
TOTAL
307.18k
231.9k (x0.75)

Performance/W
i5-10400T
i7-8750H
Test#1 (Integers)
3905 points/W
2307 points/W
Test#2 (FP)
3864 points/W
2233 points/W
Test#3 (Generic, ZIP)
936 points/W
529 points/W
Test#1 (Memory)
71 points/W
84 points/W
TOTAL
8776 points/W
5153 points/W

Performance/GHz
i5-10400T
i7-8750H
Test#1 (Integers)
6111 points/GHz
5454 points/GHz
Test#2 (FP)
5549 points/GHz
4714 points/GHz
Test#3 (Generic, ZIP)
1268 points/GHz
1073 points/GHz
Test#1 (Memory)
3141 points/GHz
1786 points/GHz
TOTAL
16069 points/GHz
13027 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