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Core i7-10870H vs i5-12400F


Description
The i7-10870H is based on Comet Lake architecture while the i5-12400F is based on Alder Lake.

Using the multithread performance as a reference, the i7-10870H gets a score of 487 k points while the i5-12400F gets 399.4 k points.

Summarizing, the i7-10870H is 1.2 times faster than the i5-12400F. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0652
90675
Core
Comet Lake-H
Alder Lake-S
Architecture
Base frecuency
2.2 GHz
2.5 GHz
Boost frecuency
5 GHz
4.4 GHz
Socket
FC-BGA 1440
LGA 1700
Cores/Threads
8/16
6/12
TDP
45 W
117 W
Cache L1 (d+i)
8x32+8x32 kB
6x32/0x64+6x48/0x32 kB
Cache L2
8x256 kB
6x1280+0x2048 kB
Cache L3
16384 kB
18432 kB
Date
September 2020
January 2022
Mean monothread perf.
79.2k points
76.46k points
Mean multithread perf.
487.05k points
399.39k 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
i7-10870H
i5-12400F
Test#1 (Integers)
4.77k
7.43k (x1.56)
Test#2 (FP)
19.81k
18.64k (x0.94)
Test#3 (Generic, ZIP)
6.29k
13.15k (x2.09)
Test#1 (Memory)
14.03k
14.82k (x1.06)
TOTAL
44.9k
54.04k (x1.2)

Multithread

i7-10870H

i5-12400F
Test#1 (Integers)
31.21k
36.23k (x1.16)
Test#2 (FP)
151.01k
134.76k (x0.89)
Test#3 (Generic, ZIP)
50.13k
84.06k (x1.68)
Test#1 (Memory)
8.37k
16.71k (x2)
TOTAL
240.71k
271.76k (x1.13)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i7-10870H
i5-12400F
Test#1 (Integers)
17.17k
24.18k (x1.41)
Test#2 (FP)
25.26k
23.85k (x0.94)
Test#3 (Generic, ZIP)
6.7k
14.42k (x2.15)
Test#1 (Memory)
13.81k
14.87k (x1.08)
TOTAL
62.95k
77.32k (x1.23)

Multithread

i7-10870H

i5-12400F
Test#1 (Integers)
116.68k
122.98k (x1.05)
Test#2 (FP)
187.28k
168.77k (x0.9)
Test#3 (Generic, ZIP)
51.52k
96.11k (x1.87)
Test#1 (Memory)
8.39k
16.32k (x1.95)
TOTAL
363.87k
404.19k (x1.11)

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
i7-10870H
i5-12400F
Test#1 (Integers)
16.14k
24.24k (x1.5)
Test#2 (FP)
24.74k
24.74k (x1)
Test#3 (Generic, ZIP)
5.98k
13.95k (x2.33)
Test#1 (Memory)
12.7k
14.47k (x1.14)
TOTAL
59.55k
77.41k (x1.3)

Multithread

i7-10870H

i5-12400F
Test#1 (Integers)
117.03k
126.87k (x1.08)
Test#2 (FP)
199.88k
186.48k (x0.93)
Test#3 (Generic, ZIP)
50.64k
92.37k (x1.82)
Test#1 (Memory)
8.23k
15.45k (x1.88)
TOTAL
375.77k
421.18k (x1.12)

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
i7-10870H
i5-12400F
Test#1 (Integers)
30.38k
33.85k (x1.11)
Test#2 (FP)
27.95k
20.33k (x0.73)
Test#3 (Generic, ZIP)
6.51k
10.51k (x1.61)
Test#1 (Memory)
14.37k
11.77k (x0.82)
TOTAL
79.2k
76.46k (x0.97)

Multithread

i7-10870H

i5-12400F
Test#1 (Integers)
216.18k
174.21k (x0.81)
Test#2 (FP)
210.82k
141.31k (x0.67)
Test#3 (Generic, ZIP)
51.57k
64.86k (x1.26)
Test#1 (Memory)
8.47k
19.01k (x2.25)
TOTAL
487.05k
399.39k (x0.82)

Performance/W
i7-10870H
i5-12400F
Test#1 (Integers)
4804 points/W
1489 points/W
Test#2 (FP)
4685 points/W
1208 points/W
Test#3 (Generic, ZIP)
1146 points/W
554 points/W
Test#1 (Memory)
188 points/W
162 points/W
TOTAL
10823 points/W
3414 points/W

Performance/GHz
i7-10870H
i5-12400F
Test#1 (Integers)
6075 points/GHz
7693 points/GHz
Test#2 (FP)
5589 points/GHz
4621 points/GHz
Test#3 (Generic, ZIP)
1302 points/GHz
2389 points/GHz
Test#1 (Memory)
2873 points/GHz
2675 points/GHz
TOTAL
15840 points/GHz
17378 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