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Ryzen 9 5900HX vs Core i3-1215U


Description
The 5900HX is based on Zen 3 architecture while the i3-1215U is based on Alder Lake.

Using the multithread performance as a reference, the 5900HX gets a score of 421.1 k points while the i3-1215U gets 185.6 k points.

Summarizing, the 5900HX is 2.3 times faster than the i3-1215U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a50f00
906a4
Core
Cezanne
Alder Lake-H
Architecture
Base frecuency
3.3 GHz
0.9 GHz
Boost frecuency
4.6 GHz
4.4 GHz
Socket
BGA1140-FP6
BGA 1744
Cores/Threads
8/16
6/8
TDP
45 W
15 W
Cache L1 (d+i)
8x32+8x32 kB
2x32/4x64+2x48/4x32 kB
Cache L2
8x512 kB
2x1280+2x2048 kB
Cache L3
16384 kB
10240 kB
Date
January 2021
April 2022
Mean monothread perf.
85.76k points
80.34k points
Mean multithread perf.
421.05k points
185.6k 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
i3-1215U
Test#1 (Integers)
23.29k
37.56k (x1.61)
Test#2 (FP)
25.89k
21.13k (x0.82)
Test#3 (Generic, ZIP)
11.75k
11.35k (x0.97)
Test#1 (Memory)
24.83k
10.31k (x0.42)
TOTAL
85.76k
80.34k (x0.94)

Multithread

5900HX

i3-1215U
Test#1 (Integers)
138.16k
73.97k (x0.54)
Test#2 (FP)
192.12k
72.37k (x0.38)
Test#3 (Generic, ZIP)
80.84k
29.61k (x0.37)
Test#1 (Memory)
9.93k
9.65k (x0.97)
TOTAL
421.05k
185.6k (x0.44)

Performance/W
5900HX
i3-1215U
Test#1 (Integers)
3070 points/W
4931 points/W
Test#2 (FP)
4269 points/W
4825 points/W
Test#3 (Generic, ZIP)
1796 points/W
1974 points/W
Test#1 (Memory)
221 points/W
643 points/W
TOTAL
9357 points/W
12374 points/W

Performance/GHz
5900HX
i3-1215U
Test#1 (Integers)
5064 points/GHz
8535 points/GHz
Test#2 (FP)
5628 points/GHz
4802 points/GHz
Test#3 (Generic, ZIP)
2555 points/GHz
2579 points/GHz
Test#1 (Memory)
5398 points/GHz
2343 points/GHz
TOTAL
18644 points/GHz
18258 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