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Core i5-8365U vs Ryzen 9 5900X


Description
The i5-8365U is based on Whiskey Lake architecture while the 5900X is based on Zen 3.

Using the multithread performance as a reference, the i5-8365U gets a score of 197.5 k points while the 5900X gets 840.1 k points.

Summarizing, the 5900X is 4.3 times faster than the i5-8365U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ec
a20f10
Core
Whiskey Lake-U
Vermeer
Architecture
Base frecuency
1.6 GHz
3.7 GHz
Boost frecuency
4.1 GHz
4.8 GHz
Socket
BGA 1528
AM4
Cores/Threads
4/8
12/24
TDP
15 W
105 W
Cache L1 (d+i)
4x32+4x32 kB
12x32+12x32 kB
Cache L2
4x256 kB
12x512 kB
Cache L3
6144 kB
2x32768 kB
Date
April 2019
November 2020
Mean monothread perf.
59.73k points
89.82k points
Mean multithread perf.
197.46k points
840.11k 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
i5-8365U
5900X
Test#1 (Integers)
24.37k
24.34k (x1)
Test#2 (FP)
22.68k
26.8k (x1.18)
Test#3 (Generic, ZIP)
4.98k
12.12k (x2.44)
Test#1 (Memory)
7.7k
26.55k (x3.45)
TOTAL
59.73k
89.82k (x1.5)

Multithread

i5-8365U

5900X
Test#1 (Integers)
89.45k
263.12k (x2.94)
Test#2 (FP)
85.57k
353.9k (x4.14)
Test#3 (Generic, ZIP)
19.02k
159.07k (x8.36)
Test#1 (Memory)
3.41k
64.01k (x18.77)
TOTAL
197.46k
840.11k (x4.25)

Performance/W
i5-8365U
5900X
Test#1 (Integers)
5964 points/W
2506 points/W
Test#2 (FP)
5705 points/W
3371 points/W
Test#3 (Generic, ZIP)
1268 points/W
1515 points/W
Test#1 (Memory)
227 points/W
610 points/W
TOTAL
13164 points/W
8001 points/W

Performance/GHz
i5-8365U
5900X
Test#1 (Integers)
5944 points/GHz
5071 points/GHz
Test#2 (FP)
5531 points/GHz
5584 points/GHz
Test#3 (Generic, ZIP)
1214 points/GHz
2526 points/GHz
Test#1 (Memory)
1879 points/GHz
5530 points/GHz
TOTAL
14568 points/GHz
18712 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