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Core i5-12400 vs Ryzen 7 5800X


Description
The i5-12400 is based on Alder Lake architecture while the 5800X is based on Zen 3.

Using the multithread performance as a reference, the i5-12400 gets a score of 544.6 k points while the 5800X gets 558.4 k points.

Summarizing, the 5800X is 1 times faster than the i5-12400. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
a20f12
Core
Arder Lake-S
Vermeer
Architecture
Base frecuency
2.5 GHz
3.8 GHz
Boost frecuency
4.4 GHz
4.7 GHz
Socket
LGA 1700
AM4
Cores/Threads
6/12
8/16
TDP
65 W
105 W
Cache L1 (d+i)
6x32+6x48 kB
8x32+8x32 kB
Cache L2
6x1280 kB
8x512 kB
Cache L3
18432 kB
32768 kB
Date
January 2022
November 2020
Mean monothread perf.
102.51k points
89.53k points
Mean multithread perf.
544.64k points
558.41k 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
5800X
Test#1 (Integers)
7.51k
4.98k (x0.66)
Test#2 (FP)
18.66k
20.57k (x1.1)
Test#3 (Generic, ZIP)
13.32k
12.22k (x0.92)
Test#1 (Memory)
14.8k
28.62k (x1.93)
TOTAL
54.29k
66.39k (x1.22)

Multithread

i5-12400

5800X
Test#1 (Integers)
35.52k
35.09k (x0.99)
Test#2 (FP)
138.43k
171.84k (x1.24)
Test#3 (Generic, ZIP)
85.55k
107.67k (x1.26)
Test#1 (Memory)
21.72k
10.83k (x0.5)
TOTAL
281.22k
325.43k (x1.16)

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
i5-12400
5800X
Test#1 (Integers)
24.24k
18.06k (x0.75)
Test#2 (FP)
23.92k
25k (x1.05)
Test#3 (Generic, ZIP)
14.43k
12.8k (x0.89)
Test#1 (Memory)
14.84k
29.51k (x1.99)
TOTAL
77.43k
85.37k (x1.1)

Multithread

i5-12400

5800X
Test#1 (Integers)
124.33k
125.71k (x1.01)
Test#2 (FP)
168.8k
196.66k (x1.17)
Test#3 (Generic, ZIP)
100k
113.22k (x1.13)
Test#1 (Memory)
21.2k
9.92k (x0.47)
TOTAL
414.33k
445.51k (x1.08)

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
5800X
Test#1 (Integers)
23.84k
18.1k (x0.76)
Test#2 (FP)
25.09k
26.41k (x1.05)
Test#3 (Generic, ZIP)
14.1k
12.39k (x0.88)
Test#1 (Memory)
14.48k
26.06k (x1.8)
TOTAL
77.51k
82.95k (x1.07)

Multithread

i5-12400

5800X
Test#1 (Integers)
123.98k
125.9k (x1.02)
Test#2 (FP)
176.89k
233.26k (x1.32)
Test#3 (Generic, ZIP)
97.42k
109.66k (x1.13)
Test#1 (Memory)
20.78k
10.21k (x0.49)
TOTAL
419.07k
479.02k (x1.14)

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
5800X
Test#1 (Integers)
48.08k
24.3k (x0.51)
Test#2 (FP)
25.6k
26.46k (x1.03)
Test#3 (Generic, ZIP)
14.02k
12.18k (x0.87)
Test#1 (Memory)
14.81k
26.58k (x1.8)
TOTAL
102.51k
89.53k (x0.87)

Multithread

i5-12400

5800X
Test#1 (Integers)
230.14k
187.4k (x0.81)
Test#2 (FP)
198.07k
246.12k (x1.24)
Test#3 (Generic, ZIP)
94.78k
113.16k (x1.19)
Test#1 (Memory)
21.64k
11.74k (x0.54)
TOTAL
544.64k
558.41k (x1.03)

Performance/W
i5-12400
5800X
Test#1 (Integers)
3541 points/W
1785 points/W
Test#2 (FP)
3047 points/W
2344 points/W
Test#3 (Generic, ZIP)
1458 points/W
1078 points/W
Test#1 (Memory)
333 points/W
112 points/W
TOTAL
8379 points/W
5318 points/W

Performance/GHz
i5-12400
5800X
Test#1 (Integers)
10927 points/GHz
5170 points/GHz
Test#2 (FP)
5819 points/GHz
5631 points/GHz
Test#3 (Generic, ZIP)
3186 points/GHz
2592 points/GHz
Test#1 (Memory)
3365 points/GHz
5656 points/GHz
TOTAL
23298 points/GHz
19049 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