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Core i5-10400 vs i5-12500H


Description
The i5-10400 is based on Comet Lake architecture while the i5-12500H is based on Alder Lake.

Using the multithread performance as a reference, the i5-10400 gets a score of 372.2 k points while the i5-12500H gets 225.7 k points.

Summarizing, the i5-10400 is 1.6 times faster than the i5-12500H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
906a3
Core
Comet Lake-S
Alder Lake-H
Architecture
Base frecuency
2.9 GHz
2.5 GHz
Boost frecuency
4.3 GHz
4.5 GHz
Socket
LGA 1200
BGA 1744
Cores/Threads
6/12
12/16
TDP
65 W
45 W
Cache L1 (d+i)
6x32+6x32 kB
4x32/8X64+4x48/8X32 kB
Cache L2
6x256 kB
4x1280/2x2048 kB
Cache L3
12288 kB
18432 kB
Date
April 2020
February 2022
Mean monothread perf.
68.04k points
58.37k points
Mean multithread perf.
372.19k points
225.65k points

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
i5-10400
i5-12500H
Test#1 (Integers)
26.43k
22.61k (x0.86)
Test#2 (FP)
23.89k
17.73k (x0.74)
Test#3 (Generic, ZIP)
5.63k
9.63k (x1.71)
Test#1 (Memory)
12.1k
8.4k (x0.69)
TOTAL
68.04k
58.37k (x0.86)

Multithread

i5-10400

i5-12500H
Test#1 (Integers)
163.14k
85.49k (x0.52)
Test#2 (FP)
161.5k
94.93k (x0.59)
Test#3 (Generic, ZIP)
39.94k
39.15k (x0.98)
Test#1 (Memory)
7.6k
6.08k (x0.8)
TOTAL
372.19k
225.65k (x0.61)

Performance/W
i5-10400
i5-12500H
Test#1 (Integers)
2510 points/W
1900 points/W
Test#2 (FP)
2485 points/W
2110 points/W
Test#3 (Generic, ZIP)
615 points/W
870 points/W
Test#1 (Memory)
117 points/W
135 points/W
TOTAL
5726 points/W
5014 points/W

Performance/GHz
i5-10400
i5-12500H
Test#1 (Integers)
6146 points/GHz
5025 points/GHz
Test#2 (FP)
5555 points/GHz
3939 points/GHz
Test#3 (Generic, ZIP)
1309 points/GHz
2139 points/GHz
Test#1 (Memory)
2814 points/GHz
1867 points/GHz
TOTAL
15824 points/GHz
12971 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