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Core i7-8750H vs i5-11400T


Description
The i7-8750H is based on Coffee Lake architecture while the i5-11400T is based on Rocket Lake.

Using the multithread performance as a reference, the i7-8750H gets a score of 52.2 k points while the i5-11400T gets 67.1 k points.

Summarizing, the i5-11400T 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
906ea
a0671
Core
Coffee Lake-H
Rocket Lake-S
Architecture
Base frecuency
2.2 GHz
1.3 GHz
Boost frecuency
4.1 GHz
3.7 GHz
Socket
BGA1440
LGA 1200
Cores/Threads
6/12
6/12
TDP
45 W
35 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x48 kB
Cache L2
6x256 kB
6x512 kB
Cache L3
9216 kB
12288 kB
Date
April 2018
March 2021
Mean monothread perf.
53.41k points
31.39k points
Mean multithread perf.
231.9k points
67.1k 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
i7-8750H
i5-11400T
Test#1 (Integers)
3.01k
3.51k (x1.16)
Test#2 (FP)
11.68k
14.2k (x1.22)
Test#3 (Generic, ZIP)
3.78k
7.63k (x2.02)
Test#1 (Memory)
5.64k
6.06k (x1.07)
TOTAL
24.12k
31.39k (x1.3)

Multithread

i7-8750H

i5-11400T
Test#1 (Integers)
7.4k
7.4k (x1)
Test#2 (FP)
29.99k
31.37k (x1.05)
Test#3 (Generic, ZIP)
9.66k
18.11k (x1.88)
Test#1 (Memory)
5.12k
10.23k (x2)
TOTAL
52.18k
67.1k (x1.29)

Performance/W
i7-8750H
i5-11400T
Test#1 (Integers)
165 points/W
211 points/W
Test#2 (FP)
667 points/W
896 points/W
Test#3 (Generic, ZIP)
215 points/W
518 points/W
Test#1 (Memory)
114 points/W
292 points/W
TOTAL
1160 points/W
1917 points/W

Performance/GHz
i7-8750H
i5-11400T
Test#1 (Integers)
734 points/GHz
948 points/GHz
Test#2 (FP)
2850 points/GHz
3838 points/GHz
Test#3 (Generic, ZIP)
922 points/GHz
2062 points/GHz
Test#1 (Memory)
1377 points/GHz
1637 points/GHz
TOTAL
5883 points/GHz
8485 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