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Ryzen 9 5900X vs 7950X3D


Description
The 5900X is based on Zen 3 architecture while the 7950X3D is based on Zen 4.

Using the multithread performance as a reference, the 5900X gets a score of 816 k points while the 7950X3D gets 1687.9 k points.

Summarizing, the 7950X3D is 2.1 times faster than the 5900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f12
a60f12
Core
Vermeer
Raphael
Architecture
Zen 3
Base frecuency
3.7 GHz
4.2 GHz
Boost frecuency
4.8 GHz
5.7 GHz
Socket
AM4
AM5
Cores/Threads
12/24
16/32
TDP
105 W
120 W
Cache L1 (d+i)
12x32+12x32 kB
16x32+16x32 kB
Cache L2
12x512 kB
16x1024 kB
Cache L3
2x32768 kB
131072 kB
Date
November 2020
February 2023
Mean monothread perf.
83.42k points
122.98k points
Mean multithread perf.
816.01k points
1687.86k 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
5900X
7950X3D
Test#1 (Integers)
22.58k
41.61k (x1.84)
Test#2 (FP)
24.83k
31.34k (x1.26)
Test#3 (Generic, ZIP)
11.23k
16.95k (x1.51)
Test#1 (Memory)
24.78k
33.08k (x1.33)
TOTAL
83.42k
122.98k (x1.47)

Multithread

5900X

7950X3D
Test#1 (Integers)
259.31k
647k (x2.5)
Test#2 (FP)
343.12k
533.47k (x1.55)
Test#3 (Generic, ZIP)
155.92k
279.07k (x1.79)
Test#1 (Memory)
57.66k
228.31k (x3.96)
TOTAL
816.01k
1687.86k (x2.07)

Performance/W
5900X
7950X3D
Test#1 (Integers)
2470 points/W
5392 points/W
Test#2 (FP)
3268 points/W
4446 points/W
Test#3 (Generic, ZIP)
1485 points/W
2326 points/W
Test#1 (Memory)
549 points/W
1903 points/W
TOTAL
7772 points/W
14065 points/W

Performance/GHz
5900X
7950X3D
Test#1 (Integers)
4704 points/GHz
7300 points/GHz
Test#2 (FP)
5172 points/GHz
5499 points/GHz
Test#3 (Generic, ZIP)
2340 points/GHz
2973 points/GHz
Test#1 (Memory)
5163 points/GHz
5803 points/GHz
TOTAL
17379 points/GHz
21575 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