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Ryzen 9 3950X vs Core i5-14600K


Description
The 3950X is based on Zen 2 architecture while the i5-14600K is based on Raptor Lake.

Using the multithread performance as a reference, the 3950X gets a score of 959.8 k points while the i5-14600K gets 1066.6 k points.

Summarizing, the i5-14600K is 1.1 times faster than the 3950X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
870f10
b0671
Core
Matisse
Raptor Lake-R
Architecture
Zen 2
Base frecuency
3.5 GHz
3.5 GHz
Boost frecuency
4.7 GHz
5.3 GHz
Socket
AM4
LGA 1700
Cores/Threads
16/32
14/20
TDP
105 W
125 W
Cache L1 (d+i)
16x32+16x32 kB
6x32/8x64+6x48/8x32 kB
Cache L2
16x512 kB
6x2048/2x4096 kB
Cache L3
4x16384 kB
24576 kB
Date
November 2019
October 2023
Mean monothread perf.
72.95k points
114.78k points
Mean multithread perf.
959.77k points
1066.57k 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
3950X
i5-14600K
Test#1 (Integers)
16.49k
51.59k (x3.13)
Test#2 (FP)
26.16k
30.19k (x1.15)
Test#3 (Generic, ZIP)
7.9k
15.42k (x1.95)
Test#1 (Memory)
22.4k
17.58k (x0.79)
TOTAL
72.95k
114.78k (x1.57)

Multithread

3950X

i5-14600K
Test#1 (Integers)
334.49k
473.05k (x1.41)
Test#2 (FP)
423.74k
375.3k (x0.89)
Test#3 (Generic, ZIP)
187.85k
189.55k (x1.01)
Test#1 (Memory)
13.69k
28.68k (x2.09)
TOTAL
959.77k
1066.57k (x1.11)

Performance/W
3950X
i5-14600K
Test#1 (Integers)
3186 points/W
3784 points/W
Test#2 (FP)
4036 points/W
3002 points/W
Test#3 (Generic, ZIP)
1789 points/W
1516 points/W
Test#1 (Memory)
130 points/W
229 points/W
TOTAL
9141 points/W
8533 points/W

Performance/GHz
3950X
i5-14600K
Test#1 (Integers)
3509 points/GHz
9734 points/GHz
Test#2 (FP)
5566 points/GHz
5697 points/GHz
Test#3 (Generic, ZIP)
1681 points/GHz
2909 points/GHz
Test#1 (Memory)
4765 points/GHz
3317 points/GHz
TOTAL
15522 points/GHz
21657 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