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Ryzen 7 5700X vs Ryzen 9 7950X


Description
The 5700X is based on Zen 3 architecture while the 7950X is based on Zen 4.

Using the multithread performance as a reference, the 5700X gets a score of 517.5 k points while the 7950X gets 1597.8 k points.

Summarizing, the 7950X is 3.1 times faster than the 5700X. 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
3.4 GHz
4.5 GHz
Boost frecuency
4.6 GHz
5.7 GHz
Socket
AM4
AM5
Cores/Threads
8/16
16/32
TDP
65 W
170 W
Cache L1 (d+i)
8x32+8x32 kB
16x32+16x32 kB
Cache L2
8x512 kB
16x1024 kB
Cache L3
32768 kB
131072 kB
Date
April 2022
September 2022
Mean monothread perf.
85.64k points
121.33k points
Mean multithread perf.
517.51k points
1597.79k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
5700X
7950X
Test#1 (Integers)
4.82k
6.05k (x1.26)
Test#2 (FP)
19.73k
23.41k (x1.19)
Test#3 (Generic, ZIP)
11.69k
16.49k (x1.41)
Test#1 (Memory)
27.52k
34.35k (x1.25)
TOTAL
63.75k
80.3k (x1.26)

Multithread

5700X

7950X
Test#1 (Integers)
32.8k
128.82k (x3.93)
Test#2 (FP)
161.17k
465.79k (x2.89)
Test#3 (Generic, ZIP)
98k
289.43k (x2.95)
Test#1 (Memory)
12.92k
75.23k (x5.82)
TOTAL
304.88k
959.27k (x3.15)

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
5700X
7950X
Test#1 (Integers)
23.24k
40.61k (x1.75)
Test#2 (FP)
25.25k
31.82k (x1.26)
Test#3 (Generic, ZIP)
11.66k
16.63k (x1.43)
Test#1 (Memory)
25.49k
32.28k (x1.27)
TOTAL
85.64k
121.33k (x1.42)

Multithread

5700X

7950X
Test#1 (Integers)
174.56k
683.17k (x3.91)
Test#2 (FP)
228.94k
563.45k (x2.46)
Test#3 (Generic, ZIP)
102.32k
286.77k (x2.8)
Test#1 (Memory)
11.69k
64.4k (x5.51)
TOTAL
517.51k
1597.79k (x3.09)

Performance/W
5700X
7950X
Test#1 (Integers)
2685 points/W
4019 points/W
Test#2 (FP)
3522 points/W
3314 points/W
Test#3 (Generic, ZIP)
1574 points/W
1687 points/W
Test#1 (Memory)
180 points/W
379 points/W
TOTAL
7962 points/W
9399 points/W

Performance/GHz
5700X
7950X
Test#1 (Integers)
5052 points/GHz
7124 points/GHz
Test#2 (FP)
5490 points/GHz
5582 points/GHz
Test#3 (Generic, ZIP)
2535 points/GHz
2917 points/GHz
Test#1 (Memory)
5540 points/GHz
5663 points/GHz
TOTAL
18617 points/GHz
21286 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