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Core i5-12400 vs Ryzen 7 1800X


Description
The i5-12400 is based on Alder Lake architecture while the 1800X is based on Zen.

Using the multithread performance as a reference, the i5-12400 gets a score of 544.6 k points while the 1800X gets 410.5 k points.

Summarizing, the i5-12400 is 1.3 times faster than the 1800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
800f11
Core
Arder Lake-S
Summit Ridge
Architecture
Base frecuency
2.5 GHz
3.6 GHz
Boost frecuency
4.4 GHz
4 GHz
Socket
LGA 1700
AM4
Cores/Threads
6/12
8/16
TDP
65 W
95 W
Cache L1 (d+i)
6x32+6x48 kB
8x64+8x32 kB
Cache L2
6x1280 kB
8x512 kB
Cache L3
18432 kB
2x8192 kB
Date
January 2022
March 2017
Mean monothread perf.
102.51k points
61.07k points
Mean multithread perf.
544.64k points
410.47k 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
i5-12400
1800X
Test#1 (Integers)
7.51k
4.14k (x0.55)
Test#2 (FP)
18.66k
19.07k (x1.02)
Test#3 (Generic, ZIP)
13.32k
5.77k (x0.43)
Test#1 (Memory)
14.8k
18.28k (x1.23)
TOTAL
54.29k
47.26k (x0.87)

Multithread

i5-12400

1800X
Test#1 (Integers)
35.52k
34.48k (x0.97)
Test#2 (FP)
138.43k
169.65k (x1.23)
Test#3 (Generic, ZIP)
85.55k
63.68k (x0.74)
Test#1 (Memory)
21.72k
8.2k (x0.38)
TOTAL
281.22k
276.01k (x0.98)

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
i5-12400
1800X
Test#1 (Integers)
23.84k
15.11k (x0.63)
Test#2 (FP)
25.09k
23.46k (x0.94)
Test#3 (Generic, ZIP)
14.1k
5.64k (x0.4)
Test#1 (Memory)
14.48k
17.52k (x1.21)
TOTAL
77.51k
61.72k (x0.8)

Multithread

i5-12400

1800X
Test#1 (Integers)
123.98k
119.5k (x0.96)
Test#2 (FP)
176.89k
198.79k (x1.12)
Test#3 (Generic, ZIP)
97.42k
59.75k (x0.61)
Test#1 (Memory)
20.78k
11.58k (x0.56)
TOTAL
419.07k
389.62k (x0.93)

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
i5-12400
1800X
Test#1 (Integers)
48.08k
15.02k (x0.31)
Test#2 (FP)
25.6k
24.26k (x0.95)
Test#3 (Generic, ZIP)
14.02k
5.53k (x0.39)
Test#1 (Memory)
14.81k
16.26k (x1.1)
TOTAL
102.51k
61.07k (x0.6)

Multithread

i5-12400

1800X
Test#1 (Integers)
230.14k
122.92k (x0.53)
Test#2 (FP)
198.07k
220.32k (x1.11)
Test#3 (Generic, ZIP)
94.78k
59.78k (x0.63)
Test#1 (Memory)
21.64k
7.44k (x0.34)
TOTAL
544.64k
410.47k (x0.75)

Performance/W
i5-12400
1800X
Test#1 (Integers)
3541 points/W
1294 points/W
Test#2 (FP)
3047 points/W
2319 points/W
Test#3 (Generic, ZIP)
1458 points/W
629 points/W
Test#1 (Memory)
333 points/W
78 points/W
TOTAL
8379 points/W
4321 points/W

Performance/GHz
i5-12400
1800X
Test#1 (Integers)
10927 points/GHz
3756 points/GHz
Test#2 (FP)
5819 points/GHz
6065 points/GHz
Test#3 (Generic, ZIP)
3186 points/GHz
1382 points/GHz
Test#1 (Memory)
3365 points/GHz
4065 points/GHz
TOTAL
23298 points/GHz
15267 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