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Ryzen 7 4800H vs Ryzen 9 5900HX


Description
The 4800H is based on Zen 2 architecture while the 5900HX is based on Zen 3.

Using the multithread performance as a reference, the 4800H gets a score of 436.8 k points while the 5900HX gets 421.1 k points.

Summarizing, the 4800H is 1 times faster than the 5900HX. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
860f01
a50f00
Core
Renoir
Cezanne
Architecture
Base frecuency
2.9 GHz
3.3 GHz
Boost frecuency
4.2 GHz
4.6 GHz
Socket
BGA-FP6
BGA1140-FP6
Cores/Threads
8/16
8/16
TDP
45 W
45 W
Cache L1 (d+i)
8x32+8x32 kB
8x32+8x32 kB
Cache L2
8x512 kB
8x512 kB
Cache L3
2x4096 kB
16384 kB
Date
January 2020
January 2021
Mean monothread perf.
57.47k points
85.76k points
Mean multithread perf.
436.8k points
421.05k 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
4800H
5900HX
Test#1 (Integers)
16.59k
23.29k (x1.4)
Test#2 (FP)
23.51k
25.89k (x1.1)
Test#3 (Generic, ZIP)
9.38k
11.75k (x1.25)
Test#1 (Memory)
7.98k
24.83k (x3.11)
TOTAL
57.47k
85.76k (x1.49)

Multithread

4800H

5900HX
Test#1 (Integers)
152.43k
138.16k (x0.91)
Test#2 (FP)
195.79k
192.12k (x0.98)
Test#3 (Generic, ZIP)
83.2k
80.84k (x0.97)
Test#1 (Memory)
5.38k
9.93k (x1.85)
TOTAL
436.8k
421.05k (x0.96)

Performance/W
4800H
5900HX
Test#1 (Integers)
3387 points/W
3070 points/W
Test#2 (FP)
4351 points/W
4269 points/W
Test#3 (Generic, ZIP)
1849 points/W
1796 points/W
Test#1 (Memory)
120 points/W
221 points/W
TOTAL
9707 points/W
9357 points/W

Performance/GHz
4800H
5900HX
Test#1 (Integers)
3950 points/GHz
5064 points/GHz
Test#2 (FP)
5599 points/GHz
5628 points/GHz
Test#3 (Generic, ZIP)
2234 points/GHz
2555 points/GHz
Test#1 (Memory)
1899 points/GHz
5398 points/GHz
TOTAL
13683 points/GHz
18644 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