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Core i3-8100 vs i5-11400T


Description
The i3-8100 is based on Coffee Lake architecture while the i5-11400T is based on Rocket Lake.

Using the multithread performance as a reference, the i3-8100 gets a score of 96.4 k points while the i5-11400T gets 67.1 k points.

Summarizing, the i3-8100 is 1.4 times faster than the i5-11400T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906eb
a0671
Core
Coffee Lake-S
Rocket Lake-S
Architecture
Base frecuency
3.6 GHz
1.3 GHz
Boost frecuency
3.6 GHz
3.7 GHz
Socket
LGA 1151
LGA 1200
Cores/Threads
4/4
6/12
TDP
65 W
35 W
Cache L1 (d+i)
4x32+4x32 kB
6x32+6x48 kB
Cache L2
4x256 kB
6x512 kB
Cache L3
6144 kB
12288 kB
Date
October 2017
March 2021
Mean monothread perf.
59.18k points
31.39k points
Mean multithread perf.
200.4k 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
i3-8100
i5-11400T
Test#1 (Integers)
3.72k
3.51k (x0.94)
Test#2 (FP)
15.33k
14.2k (x0.93)
Test#3 (Generic, ZIP)
4.71k
7.63k (x1.62)
Test#1 (Memory)
6.76k
6.06k (x0.9)
TOTAL
30.52k
31.39k (x1.03)

Multithread

i3-8100

i5-11400T
Test#1 (Integers)
14.48k
7.4k (x0.51)
Test#2 (FP)
59.59k
31.37k (x0.53)
Test#3 (Generic, ZIP)
18.07k
18.11k (x1)
Test#1 (Memory)
4.3k
10.23k (x2.38)
TOTAL
96.43k
67.1k (x0.7)

Performance/W
i3-8100
i5-11400T
Test#1 (Integers)
223 points/W
211 points/W
Test#2 (FP)
917 points/W
896 points/W
Test#3 (Generic, ZIP)
278 points/W
518 points/W
Test#1 (Memory)
66 points/W
292 points/W
TOTAL
1484 points/W
1917 points/W

Performance/GHz
i3-8100
i5-11400T
Test#1 (Integers)
1032 points/GHz
948 points/GHz
Test#2 (FP)
4259 points/GHz
3838 points/GHz
Test#3 (Generic, ZIP)
1308 points/GHz
2062 points/GHz
Test#1 (Memory)
1878 points/GHz
1637 points/GHz
TOTAL
8478 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