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Ryzen 9 7940HS vs 7950X3D


Description
Both models 7940HS and 7950X3D are based on Zen 4 architecture.



Using the multithread performance as a reference, the 7940HS gets a score of 718.6 k points while the 7950X3D gets 1678.1 k points.

Summarizing, the 7950X3D is 2.3 times faster than the 7940HS. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a70f41
a60f12
Core
Phoenix
Raphael
Architecture
Zen 4
Zen 4
Base frecuency
4 GHz
4.2 GHz
Boost frecuency
5.2 GHz
5.7 GHz
Socket
BGA-FP7r2
AM5
Cores/Threads
8/16
16/32
TDP
35 W
120 W
Cache L1 (d+i)
8x32+8x32 kB
16x32+16x32 kB
Cache L2
8x1024 kB
16x1024 kB
Cache L3
16384 kB
131072 kB
Date
March 2023
February 2023
Mean monothread perf.
113.57k points
121.05k points
Mean multithread perf.
718.59k points
1678.1k 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
7940HS
7950X3D
Test#1 (Integers)
38.25k
40.95k (x1.07)
Test#2 (FP)
29.92k
30.87k (x1.03)
Test#3 (Generic, ZIP)
15.5k
16.66k (x1.07)
Test#1 (Memory)
29.89k
32.56k (x1.09)
TOTAL
113.57k
121.05k (x1.07)

Multithread

7940HS

7950X3D
Test#1 (Integers)
309.6k
645.71k (x2.09)
Test#2 (FP)
260.4k
526.68k (x2.02)
Test#3 (Generic, ZIP)
128.56k
278.9k (x2.17)
Test#1 (Memory)
20.04k
226.81k (x11.32)
TOTAL
718.59k
1678.1k (x2.34)

Performance/W
7940HS
7950X3D
Test#1 (Integers)
8846 points/W
5381 points/W
Test#2 (FP)
7440 points/W
4389 points/W
Test#3 (Generic, ZIP)
3673 points/W
2324 points/W
Test#1 (Memory)
573 points/W
1890 points/W
TOTAL
20531 points/W
13984 points/W

Performance/GHz
7940HS
7950X3D
Test#1 (Integers)
7355 points/GHz
7184 points/GHz
Test#2 (FP)
5755 points/GHz
5415 points/GHz
Test#3 (Generic, ZIP)
2981 points/GHz
2924 points/GHz
Test#1 (Memory)
5748 points/GHz
5713 points/GHz
TOTAL
21839 points/GHz
21236 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