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Ryzen 9 7950X3D vs Core i9-12900K


Description
The 7950X3D is based on Zen 4 architecture while the i9-12900K is based on Alder Lake.

Using the multithread performance as a reference, the 7950X3D gets a score of 1687.9 k points while the i9-12900K gets 1131.6 k points.

Summarizing, the 7950X3D is 1.5 times faster than the i9-12900K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a60f12
90672
Core
Raphael
Alder Lake
Architecture
Zen 4
Base frecuency
4.2 GHz
2.4 GHz
Boost frecuency
5.7 GHz
5.2 GHz
Socket
AM5
LGA 1700
Cores/Threads
16/32
16/24
TDP
120 W
241 W
Cache L1 (d+i)
16x32+16x32 kB
8x32/8x64+8x48/8x32 kB
Cache L2
16x1024 kB
8x1280+8x2048 kB
Cache L3
131072 kB
30720 kB
Date
February 2023
November 2021
Mean monothread perf.
122.98k points
109.05k points
Mean multithread perf.
1687.86k points
1131.59k 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
7950X3D
i9-12900K
Test#1 (Integers)
41.61k
47.92k (x1.15)
Test#2 (FP)
31.34k
30.1k (x0.96)
Test#3 (Generic, ZIP)
16.95k
15.65k (x0.92)
Test#1 (Memory)
33.08k
15.38k (x0.46)
TOTAL
122.98k
109.05k (x0.89)

Multithread

7950X3D

i9-12900K
Test#1 (Integers)
647k
502.11k (x0.78)
Test#2 (FP)
533.47k
414.67k (x0.78)
Test#3 (Generic, ZIP)
279.07k
192.52k (x0.69)
Test#1 (Memory)
228.31k
22.3k (x0.1)
TOTAL
1687.86k
1131.59k (x0.67)

Performance/W
7950X3D
i9-12900K
Test#1 (Integers)
5392 points/W
2083 points/W
Test#2 (FP)
4446 points/W
1721 points/W
Test#3 (Generic, ZIP)
2326 points/W
799 points/W
Test#1 (Memory)
1903 points/W
93 points/W
TOTAL
14065 points/W
4695 points/W

Performance/GHz
7950X3D
i9-12900K
Test#1 (Integers)
7300 points/GHz
9216 points/GHz
Test#2 (FP)
5499 points/GHz
5789 points/GHz
Test#3 (Generic, ZIP)
2973 points/GHz
3009 points/GHz
Test#1 (Memory)
5803 points/GHz
2957 points/GHz
TOTAL
21575 points/GHz
20971 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