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Core i5-8400 vs Ryzen 5 4600H


Description
The i5-8400 is based on Coffee Lake architecture while the 4600H is based on Zen 2.

Using the multithread performance as a reference, the i5-8400 gets a score of 289.6 k points while the 4600H gets 334.7 k points.

Summarizing, the 4600H is 1.2 times faster than the i5-8400. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
860f01
Core
Coffee Lake-S
Renoir
Architecture
Base frecuency
2.8 GHz
3 GHz
Boost frecuency
4 GHz
4 GHz
Socket
LGA 1151
BGA 1140
Cores/Threads
6/6
6/12
TDP
65 W
45 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x32 kB
Cache L2
6x256 kB
2x512 kB
Cache L3
9216 kB
2x4096 kB
Date
September 2017
January 2020
Mean monothread perf.
64.98k points
54.11k points
Mean multithread perf.
289.61k points
334.72k 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
i5-8400
4600H
Test#1 (Integers)
26.5k
15.48k (x0.58)
Test#2 (FP)
23.11k
22.82k (x0.99)
Test#3 (Generic, ZIP)
5.2k
8.63k (x1.66)
Test#1 (Memory)
10.16k
7.17k (x0.71)
TOTAL
64.98k
54.11k (x0.83)

Multithread

i5-8400

4600H
Test#1 (Integers)
135.08k
117.98k (x0.87)
Test#2 (FP)
121.49k
146.43k (x1.21)
Test#3 (Generic, ZIP)
27.53k
65.54k (x2.38)
Test#1 (Memory)
5.5k
4.77k (x0.87)
TOTAL
289.61k
334.72k (x1.16)

Performance/W
i5-8400
4600H
Test#1 (Integers)
2078 points/W
2622 points/W
Test#2 (FP)
1869 points/W
3254 points/W
Test#3 (Generic, ZIP)
424 points/W
1456 points/W
Test#1 (Memory)
85 points/W
106 points/W
TOTAL
4455 points/W
7438 points/W

Performance/GHz
i5-8400
4600H
Test#1 (Integers)
6626 points/GHz
3870 points/GHz
Test#2 (FP)
5778 points/GHz
5705 points/GHz
Test#3 (Generic, ZIP)
1300 points/GHz
2158 points/GHz
Test#1 (Memory)
2541 points/GHz
1793 points/GHz
TOTAL
16245 points/GHz
13526 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