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Ryzen 9 5900X vs Core i9-10900KF


Description
The 5900X is based on Zen 3 architecture while the i9-10900KF is based on Comet Lake.

Using the multithread performance as a reference, the 5900X gets a score of 814.7 k points while the i9-10900KF gets 825.5 k points.

Summarizing, the i9-10900KF is 1 times faster than the 5900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f12
a0655
Core
Vermeer
Comet Lake-S
Architecture
Base frecuency
3.7 GHz
3.7 GHz
Boost frecuency
4.8 GHz
5.2 GHz
Socket
AM4
LGA 1200
Cores/Threads
12/24
10/20
TDP
105 W
125 W
Cache L1 (d+i)
12x32+12x32 kB
10x32+10x32 kB
Cache L2
12x512 kB
10x256 kB
Cache L3
2x32768 kB
20480 kB
Date
November 2020
April 2020
Mean monothread perf.
83.5k points
90.37k points
Mean multithread perf.
814.74k points
825.47k 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
5900X
i9-10900KF
Test#1 (Integers)
22.6k
35.87k (x1.59)
Test#2 (FP)
24.85k
31.43k (x1.26)
Test#3 (Generic, ZIP)
11.25k
7.34k (x0.65)
Test#1 (Memory)
24.8k
15.73k (x0.63)
TOTAL
83.5k
90.37k (x1.08)

Multithread

5900X

i9-10900KF
Test#1 (Integers)
258.21k
377.56k (x1.46)
Test#2 (FP)
342.24k
347.59k (x1.02)
Test#3 (Generic, ZIP)
155.3k
88.08k (x0.57)
Test#1 (Memory)
59k
12.24k (x0.21)
TOTAL
814.74k
825.47k (x1.01)

Performance/W
5900X
i9-10900KF
Test#1 (Integers)
2459 points/W
3020 points/W
Test#2 (FP)
3259 points/W
2781 points/W
Test#3 (Generic, ZIP)
1479 points/W
705 points/W
Test#1 (Memory)
562 points/W
98 points/W
TOTAL
7759 points/W
6604 points/W

Performance/GHz
5900X
i9-10900KF
Test#1 (Integers)
4709 points/GHz
6898 points/GHz
Test#2 (FP)
5177 points/GHz
6044 points/GHz
Test#3 (Generic, ZIP)
2343 points/GHz
1411 points/GHz
Test#1 (Memory)
5167 points/GHz
3025 points/GHz
TOTAL
17396 points/GHz
17378 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