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Core i5-12400 vs Ryzen 7 3800X


Description
The i5-12400 is based on Alder Lake architecture while the 3800X is based on Zen 2.

Using the multithread performance as a reference, the i5-12400 gets a score of 552.6 k points while the 3800X gets 497.7 k points.

Summarizing, the i5-12400 is 1.1 times faster than the 3800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90675
870f10
Core
Arder Lake-S
Matisse
Architecture
Base frecuency
2.5 GHz
3.9 GHz
Boost frecuency
4.4 GHz
4.5 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
July 2019
Mean monothread perf.
99.72k points
75.81k points
Mean multithread perf.
552.59k points
497.74k 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
i5-12400
3800X
Test#1 (Integers)
46.08k
17.1k (x0.37)
Test#2 (FP)
25.51k
26.59k (x1.04)
Test#3 (Generic, ZIP)
13.4k
8.91k (x0.67)
Test#1 (Memory)
14.73k
23.21k (x1.58)
TOTAL
99.72k
75.81k (x0.76)

Multithread

i5-12400

3800X
Test#1 (Integers)
237.35k
172.04k (x0.72)
Test#2 (FP)
201.2k
214.03k (x1.06)
Test#3 (Generic, ZIP)
97.8k
97.1k (x0.99)
Test#1 (Memory)
16.24k
14.57k (x0.9)
TOTAL
552.59k
497.74k (x0.9)

Performance/W
i5-12400
3800X
Test#1 (Integers)
3652 points/W
1638 points/W
Test#2 (FP)
3095 points/W
2038 points/W
Test#3 (Generic, ZIP)
1505 points/W
925 points/W
Test#1 (Memory)
250 points/W
139 points/W
TOTAL
8501 points/W
4740 points/W

Performance/GHz
i5-12400
3800X
Test#1 (Integers)
10472 points/GHz
3799 points/GHz
Test#2 (FP)
5798 points/GHz
5909 points/GHz
Test#3 (Generic, ZIP)
3046 points/GHz
1981 points/GHz
Test#1 (Memory)
3348 points/GHz
5158 points/GHz
TOTAL
22665 points/GHz
16847 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