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Core i9-10900KF vs Ryzen 9 7950X3D


Description
The i9-10900KF is based on Comet Lake architecture while the 7950X3D is based on Zen 4.

Using the multithread performance as a reference, the i9-10900KF gets a score of 825.5 k points while the 7950X3D gets 1687.9 k points.

Summarizing, the 7950X3D is 2 times faster than the i9-10900KF. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
a60f12
Core
Comet Lake-S
Raphael
Architecture
Comet Lake
Base frecuency
3.7 GHz
4.2 GHz
Boost frecuency
5.2 GHz
5.7 GHz
Socket
LGA 1200
AM5
Cores/Threads
10/20
16/32
TDP
125 W
120 W
Cache L1 (d+i)
10x32+10x32 kB
16x32+16x32 kB
Cache L2
10x256 kB
16x1024 kB
Cache L3
20480 kB
131072 kB
Date
April 2020
February 2023
Mean monothread perf.
90.37k points
122.98k points
Mean multithread perf.
825.47k 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
i9-10900KF
7950X3D
Test#1 (Integers)
35.87k
41.61k (x1.16)
Test#2 (FP)
31.43k
31.34k (x1)
Test#3 (Generic, ZIP)
7.34k
16.95k (x2.31)
Test#1 (Memory)
15.73k
33.08k (x2.1)
TOTAL
90.37k
122.98k (x1.36)

Multithread

i9-10900KF

7950X3D
Test#1 (Integers)
377.56k
647k (x1.71)
Test#2 (FP)
347.59k
533.47k (x1.53)
Test#3 (Generic, ZIP)
88.08k
279.07k (x3.17)
Test#1 (Memory)
12.24k
228.31k (x18.65)
TOTAL
825.47k
1687.86k (x2.04)

Performance/W
i9-10900KF
7950X3D
Test#1 (Integers)
3020 points/W
5392 points/W
Test#2 (FP)
2781 points/W
4446 points/W
Test#3 (Generic, ZIP)
705 points/W
2326 points/W
Test#1 (Memory)
98 points/W
1903 points/W
TOTAL
6604 points/W
14065 points/W

Performance/GHz
i9-10900KF
7950X3D
Test#1 (Integers)
6898 points/GHz
7300 points/GHz
Test#2 (FP)
6044 points/GHz
5499 points/GHz
Test#3 (Generic, ZIP)
1411 points/GHz
2973 points/GHz
Test#1 (Memory)
3025 points/GHz
5803 points/GHz
TOTAL
17378 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