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Ryzen 9 3950X vs Ryzen 3 5300U


Description
Both models 3950X and 5300U are based on Zen 2 architecture.

Zen 2 is fabricated on the 7nm process from TSMC and it’s the third generation of Zen CPUs. It comes with 64kB of L1 cache and 512kB of L2 cache per core. Zen 2 CPUs are divided into 3 categories: Matisse (desktop), Rome (Server) and Castle Peak (high-end desktop).

Using the multithread performance as a reference, the 3950X gets a score of 959.8 k points while the 5300U gets 198.4 k points.

Summarizing, the 3950X is 4.8 times faster than the 5300U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
860f81
Core
Matisse
Lucienne
Architecture
Base frecuency
3.5 GHz
2.6 GHz
Boost frecuency
4.7 GHz
3.8 GHz
Socket
AM4
BGA-FP6
Cores/Threads
16/32
4/8
TDP
105 W
15 W
Cache L1 (d+i)
16x32+16x32 kB
4x32+4x32 kB
Cache L2
16x512 kB
4x512 kB
Cache L3
4x16384 kB
4096 kB
Date
November 2019
January 2021
Mean monothread perf.
72.95k points
52.35k points
Mean multithread perf.
959.77k points
198.38k 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
3950X
5300U
Test#1 (Integers)
16.49k
15.09k (x0.92)
Test#2 (FP)
26.16k
23.74k (x0.91)
Test#3 (Generic, ZIP)
7.9k
8.32k (x1.05)
Test#1 (Memory)
22.4k
5.19k (x0.23)
TOTAL
72.95k
52.35k (x0.72)

Multithread

3950X

5300U
Test#1 (Integers)
334.49k
67k (x0.2)
Test#2 (FP)
423.74k
89.94k (x0.21)
Test#3 (Generic, ZIP)
187.85k
36.84k (x0.2)
Test#1 (Memory)
13.69k
4.6k (x0.34)
TOTAL
959.77k
198.38k (x0.21)

Performance/W
3950X
5300U
Test#1 (Integers)
3186 points/W
4467 points/W
Test#2 (FP)
4036 points/W
5996 points/W
Test#3 (Generic, ZIP)
1789 points/W
2456 points/W
Test#1 (Memory)
130 points/W
307 points/W
TOTAL
9141 points/W
13226 points/W

Performance/GHz
3950X
5300U
Test#1 (Integers)
3509 points/GHz
3972 points/GHz
Test#2 (FP)
5566 points/GHz
6246 points/GHz
Test#3 (Generic, ZIP)
1681 points/GHz
2190 points/GHz
Test#1 (Memory)
4765 points/GHz
1367 points/GHz
TOTAL
15522 points/GHz
13775 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