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Core i5-10400 vs Ryzen 7 3800X


Description
The i5-10400 is based on Comet Lake architecture while the 3800X is based on Zen 2.

Using the multithread performance as a reference, the i5-10400 gets a score of 372.2 k points while the 3800X gets 497.7 k points.

Summarizing, the 3800X is 1.3 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
870f10
Core
Comet Lake-S
Matisse
Architecture
Base frecuency
2.9 GHz
3.9 GHz
Boost frecuency
4.3 GHz
4.5 GHz
Socket
LGA 1200
AM4
Cores/Threads
6/12
8/16
TDP
65 W
105 W
Cache L1 (d+i)
6x32+6x32 kB
8x32+8x32 kB
Cache L2
6x256 kB
8x512 kB
Cache L3
12288 kB
32768 kB
Date
April 2020
July 2019
Mean monothread perf.
68.04k points
75.81k points
Mean multithread perf.
372.19k 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
i5-10400
3800X
Test#1 (Integers)
26.43k
17.1k (x0.65)
Test#2 (FP)
23.89k
26.59k (x1.11)
Test#3 (Generic, ZIP)
5.63k
8.91k (x1.58)
Test#1 (Memory)
12.1k
23.21k (x1.92)
TOTAL
68.04k
75.81k (x1.11)

Multithread

i5-10400

3800X
Test#1 (Integers)
163.14k
172.04k (x1.05)
Test#2 (FP)
161.5k
214.03k (x1.33)
Test#3 (Generic, ZIP)
39.94k
97.1k (x2.43)
Test#1 (Memory)
7.6k
14.57k (x1.92)
TOTAL
372.19k
497.74k (x1.34)

Performance/W
i5-10400
3800X
Test#1 (Integers)
2510 points/W
1638 points/W
Test#2 (FP)
2485 points/W
2038 points/W
Test#3 (Generic, ZIP)
615 points/W
925 points/W
Test#1 (Memory)
117 points/W
139 points/W
TOTAL
5726 points/W
4740 points/W

Performance/GHz
i5-10400
3800X
Test#1 (Integers)
6146 points/GHz
3799 points/GHz
Test#2 (FP)
5555 points/GHz
5909 points/GHz
Test#3 (Generic, ZIP)
1309 points/GHz
1981 points/GHz
Test#1 (Memory)
2814 points/GHz
5158 points/GHz
TOTAL
15824 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