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Ryzen 5 3500X vs Ryzen 9 3950X


Description
Both models 3500X and 3950X 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 3500X gets a score of 373.6 k points while the 3950X gets 959.8 k points.

Summarizing, the 3950X is 2.6 times faster than the 3500X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
870f10
Core
Matisse
Matisse
Architecture
Base frecuency
3.6 GHz
3.5 GHz
Boost frecuency
4.1 GHz
4.7 GHz
Socket
AM4
AM4
Cores/Threads
6/12
16/32
TDP
65 W
105 W
Cache L1 (d+i)
6x32+6x32 kB
16x32+16x32 kB
Cache L2
6x512 kB
16x512 kB
Cache L3
32768 kB
4x16384 kB
Date
September 2019
November 2019
Mean monothread perf.
66.61k points
72.95k points
Mean multithread perf.
373.61k points
959.77k 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
3500X
3950X
Test#1 (Integers)
15.48k
16.49k (x1.07)
Test#2 (FP)
22.91k
26.16k (x1.14)
Test#3 (Generic, ZIP)
7.1k
7.9k (x1.11)
Test#1 (Memory)
21.11k
22.4k (x1.06)
TOTAL
66.61k
72.95k (x1.1)

Multithread

3500X

3950X
Test#1 (Integers)
90.39k
334.49k (x3.7)
Test#2 (FP)
139.1k
423.74k (x3.05)
Test#3 (Generic, ZIP)
53.2k
187.85k (x3.53)
Test#1 (Memory)
90.92k
13.69k (x0.15)
TOTAL
373.61k
959.77k (x2.57)

Performance/W
3500X
3950X
Test#1 (Integers)
1391 points/W
3186 points/W
Test#2 (FP)
2140 points/W
4036 points/W
Test#3 (Generic, ZIP)
818 points/W
1789 points/W
Test#1 (Memory)
1399 points/W
130 points/W
TOTAL
5748 points/W
9141 points/W

Performance/GHz
3500X
3950X
Test#1 (Integers)
3776 points/GHz
3509 points/GHz
Test#2 (FP)
5588 points/GHz
5566 points/GHz
Test#3 (Generic, ZIP)
1732 points/GHz
1681 points/GHz
Test#1 (Memory)
5149 points/GHz
4765 points/GHz
TOTAL
16246 points/GHz
15522 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