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Ryzen 9 7950X vs 5900X


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

Using the multithread performance as a reference, the 7950X gets a score of 1597.8 k points while the 5900X gets 814.7 k points.

Summarizing, the 7950X is 2 times faster than the 5900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a60f12
a20f12
Core
Raphael
Vermeer
Architecture
Zen 4
Base frecuency
4.5 GHz
3.7 GHz
Boost frecuency
5.7 GHz
4.8 GHz
Socket
AM5
AM4
Cores/Threads
16/32
12/24
TDP
170 W
105 W
Cache L1 (d+i)
16x32+16x32 kB
12x32+12x32 kB
Cache L2
16x1024 kB
12x512 kB
Cache L3
131072 kB
2x32768 kB
Date
September 2022
November 2020
Mean monothread perf.
121.33k points
83.5k points
Mean multithread perf.
1597.79k points
814.74k 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
7950X
5900X
Test#1 (Integers)
40.61k
22.6k (x0.56)
Test#2 (FP)
31.82k
24.85k (x0.78)
Test#3 (Generic, ZIP)
16.63k
11.25k (x0.68)
Test#1 (Memory)
32.28k
24.8k (x0.77)
TOTAL
121.33k
83.5k (x0.69)

Multithread

7950X

5900X
Test#1 (Integers)
683.17k
258.21k (x0.38)
Test#2 (FP)
563.45k
342.24k (x0.61)
Test#3 (Generic, ZIP)
286.77k
155.3k (x0.54)
Test#1 (Memory)
64.4k
59k (x0.92)
TOTAL
1597.79k
814.74k (x0.51)

Performance/W
7950X
5900X
Test#1 (Integers)
4019 points/W
2459 points/W
Test#2 (FP)
3314 points/W
3259 points/W
Test#3 (Generic, ZIP)
1687 points/W
1479 points/W
Test#1 (Memory)
379 points/W
562 points/W
TOTAL
9399 points/W
7759 points/W

Performance/GHz
7950X
5900X
Test#1 (Integers)
7124 points/GHz
4709 points/GHz
Test#2 (FP)
5582 points/GHz
5177 points/GHz
Test#3 (Generic, ZIP)
2917 points/GHz
2343 points/GHz
Test#1 (Memory)
5663 points/GHz
5167 points/GHz
TOTAL
21286 points/GHz
17396 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