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Core i9-10900K vs Ryzen 9 5950X


Description
The i9-10900K is based on Comet Lake architecture while the 5950X is based on Zen 3.

Using the multithread performance as a reference, the i9-10900K gets a score of 685.6 k points while the 5950X gets 1060.6 k points.

Summarizing, the 5950X is 1.5 times faster than the i9-10900K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
a20f12
Core
Comet Lake-S
Vermeer
Architecture
Base frecuency
3.7 GHz
3.4 GHz
Boost frecuency
5.2 GHz
4.9 GHz
Socket
LGA 1200
AM4
Cores/Threads
10/20
16/32
TDP
125 W
105 W
Cache L1 (d+i)
10x32+10x32 kB
16x32+16x32 kB
Cache L2
10x256 kB
16x512 kB
Cache L3
20480 kB
2x32768 kB
Date
April 2020
November 2020
Mean monothread perf.
80.41k points
79.51k points
Mean multithread perf.
685.65k points
1060.62k 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
i9-10900K
5950X
Test#1 (Integers)
32.67k
19.88k (x0.61)
Test#2 (FP)
28.49k
25.26k (x0.89)
Test#3 (Generic, ZIP)
6.53k
10.77k (x1.65)
Test#1 (Memory)
12.72k
23.59k (x1.86)
TOTAL
80.41k
79.51k (x0.99)

Multithread

i9-10900K

5950X
Test#1 (Integers)
307.39k
349.53k (x1.14)
Test#2 (FP)
298.47k
470.67k (x1.58)
Test#3 (Generic, ZIP)
72.94k
207.28k (x2.84)
Test#1 (Memory)
6.85k
33.13k (x4.84)
TOTAL
685.65k
1060.62k (x1.55)

Performance/W
i9-10900K
5950X
Test#1 (Integers)
2459 points/W
3329 points/W
Test#2 (FP)
2388 points/W
4483 points/W
Test#3 (Generic, ZIP)
583 points/W
1974 points/W
Test#1 (Memory)
55 points/W
316 points/W
TOTAL
5485 points/W
10101 points/W

Performance/GHz
i9-10900K
5950X
Test#1 (Integers)
6282 points/GHz
4058 points/GHz
Test#2 (FP)
5479 points/GHz
5155 points/GHz
Test#3 (Generic, ZIP)
1257 points/GHz
2198 points/GHz
Test#1 (Memory)
2445 points/GHz
4815 points/GHz
TOTAL
15463 points/GHz
16226 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