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Core i5-10400 vs i7-12700H


Description
The i5-10400 is based on Comet Lake architecture while the i7-12700H 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 i7-12700H gets 643.3 k points.

Summarizing, the i7-12700H is 1.7 times faster than the i5-10400. 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
4.7 GHz
Boost frecuency
4.3 GHz
4.7 GHz
Socket
LGA 1200
BGA 1744
Cores/Threads
6/12
14/20
TDP
65 W
115 W
Cache L1 (d+i)
6x32+6x32 kB
6x32/8x64+6x48/8x32 kB
Cache L2
6x256 kB
6x1280+6x2048 kB
Cache L3
12288 kB
24576 kB
Date
April 2020
January 2022
Mean monothread perf.
68.04k points
93.12k points
Mean multithread perf.
372.19k points
643.29k 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
i7-12700H
Test#1 (Integers)
26.43k
41.64k (x1.58)
Test#2 (FP)
23.89k
25.48k (x1.07)
Test#3 (Generic, ZIP)
5.63k
13.2k (x2.34)
Test#1 (Memory)
12.1k
12.8k (x1.06)
TOTAL
68.04k
93.12k (x1.37)

Multithread

i5-10400

i7-12700H
Test#1 (Integers)
163.14k
276.56k (x1.7)
Test#2 (FP)
161.5k
251.6k (x1.56)
Test#3 (Generic, ZIP)
39.94k
104.55k (x2.62)
Test#1 (Memory)
7.6k
10.58k (x1.39)
TOTAL
372.19k
643.29k (x1.73)

Performance/W
i5-10400
i7-12700H
Test#1 (Integers)
2510 points/W
2405 points/W
Test#2 (FP)
2485 points/W
2188 points/W
Test#3 (Generic, ZIP)
615 points/W
909 points/W
Test#1 (Memory)
117 points/W
92 points/W
TOTAL
5726 points/W
5594 points/W

Performance/GHz
i5-10400
i7-12700H
Test#1 (Integers)
6146 points/GHz
8859 points/GHz
Test#2 (FP)
5555 points/GHz
5422 points/GHz
Test#3 (Generic, ZIP)
1309 points/GHz
2808 points/GHz
Test#1 (Memory)
2814 points/GHz
2724 points/GHz
TOTAL
15824 points/GHz
19813 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