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Core i5-9600K vs Ryzen 9 5950X


Description
The i5-9600K is based on Coffee Lake architecture while the 5950X is based on Zen 3.

Using the multithread performance as a reference, the i5-9600K gets a score of 372.7 k points while the 5950X gets 1037.1 k points.

Summarizing, the 5950X is 2.8 times faster than the i5-9600K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
a20f12
Core
Coffee Lake-S
Vermeer
Architecture
Base frecuency
3.7 GHz
3.4 GHz
Boost frecuency
4.6 GHz
4.9 GHz
Socket
LGA 1151
AM4
Cores/Threads
6/6
16/32
TDP
95 W
105 W
Cache L1 (d+i)
6x32+6x32 kB
16x32+16x32 kB
Cache L2
6x256 kB
16x512 kB
Cache L3
9216 kB
2x32768 kB
Date
October 2018
November 2020
Mean monothread perf.
77.75k points
84.56k points
Mean multithread perf.
372.74k points
1037.15k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i5-9600K
5950X
Test#1 (Integers)
16.91k
18.18k (x1.08)
Test#2 (FP)
24.42k
24.29k (x0.99)
Test#3 (Generic, ZIP)
6.37k
13.01k (x2.04)
Test#1 (Memory)
13.55k
29.85k (x2.2)
TOTAL
61.25k
85.34k (x1.39)

Multithread

i5-9600K

5950X
Test#1 (Integers)
95.21k
221.35k (x2.32)
Test#2 (FP)
137.3k
350.39k (x2.55)
Test#3 (Generic, ZIP)
36.05k
188.52k (x5.23)
Test#1 (Memory)
8.4k
29.4k (x3.5)
TOTAL
276.96k
789.66k (x2.85)

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
i5-9600K
5950X
Test#1 (Integers)
30.64k
22k (x0.72)
Test#2 (FP)
26.75k
26.03k (x0.97)
Test#3 (Generic, ZIP)
6.33k
11.48k (x1.81)
Test#1 (Memory)
14.03k
25.05k (x1.79)
TOTAL
77.75k
84.56k (x1.09)

Multithread

i5-9600K

5950X
Test#1 (Integers)
174.92k
340.22k (x1.94)
Test#2 (FP)
153.88k
463.72k (x3.01)
Test#3 (Generic, ZIP)
35.93k
200.38k (x5.58)
Test#1 (Memory)
8k
32.83k (x4.1)
TOTAL
372.74k
1037.15k (x2.78)

Performance/W
i5-9600K
5950X
Test#1 (Integers)
1841 points/W
3240 points/W
Test#2 (FP)
1620 points/W
4416 points/W
Test#3 (Generic, ZIP)
378 points/W
1908 points/W
Test#1 (Memory)
84 points/W
313 points/W
TOTAL
3924 points/W
9878 points/W

Performance/GHz
i5-9600K
5950X
Test#1 (Integers)
6661 points/GHz
4490 points/GHz
Test#2 (FP)
5815 points/GHz
5312 points/GHz
Test#3 (Generic, ZIP)
1376 points/GHz
2343 points/GHz
Test#1 (Memory)
3049 points/GHz
5111 points/GHz
TOTAL
16902 points/GHz
17257 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