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Ryzen 9 5900HX vs Core i7-9750H


Description
The 5900HX is based on Zen 3 architecture while the i7-9750H is based on Coffee Lake.

Using the multithread performance as a reference, the 5900HX gets a score of 421.1 k points while the i7-9750H gets 276.5 k points.

Summarizing, the 5900HX is 1.5 times faster than the i7-9750H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a50f00
906ed
Core
Cezanne
Coffee Lake-H
Architecture
Base frecuency
3.3 GHz
2.6 GHz
Boost frecuency
4.6 GHz
4.5 GHz
Socket
BGA1140-FP6
BGA 1440
Cores/Threads
8/16
6/12
TDP
45 W
45 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x32 kB
Cache L2
8x512 kB
6x256 kB
Cache L3
16384 kB
12288 kB
Date
January 2021
April 2019
Mean monothread perf.
85.76k points
62.92k points
Mean multithread perf.
421.05k points
276.46k 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
5900HX
i7-9750H
Test#1 (Integers)
23.29k
25.22k (x1.08)
Test#2 (FP)
25.89k
21.97k (x0.85)
Test#3 (Generic, ZIP)
11.75k
5.02k (x0.43)
Test#1 (Memory)
24.83k
10.71k (x0.43)
TOTAL
85.76k
62.92k (x0.73)

Multithread

5900HX

i7-9750H
Test#1 (Integers)
138.16k
125.56k (x0.91)
Test#2 (FP)
192.12k
115.86k (x0.6)
Test#3 (Generic, ZIP)
80.84k
25.63k (x0.32)
Test#1 (Memory)
9.93k
9.4k (x0.95)
TOTAL
421.05k
276.46k (x0.66)

Performance/W
5900HX
i7-9750H
Test#1 (Integers)
3070 points/W
2790 points/W
Test#2 (FP)
4269 points/W
2575 points/W
Test#3 (Generic, ZIP)
1796 points/W
570 points/W
Test#1 (Memory)
221 points/W
209 points/W
TOTAL
9357 points/W
6144 points/W

Performance/GHz
5900HX
i7-9750H
Test#1 (Integers)
5064 points/GHz
5605 points/GHz
Test#2 (FP)
5628 points/GHz
4882 points/GHz
Test#3 (Generic, ZIP)
2555 points/GHz
1115 points/GHz
Test#1 (Memory)
5398 points/GHz
2380 points/GHz
TOTAL
18644 points/GHz
13982 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