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Core i5-14600K vs Ryzen 9 3950X


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

Using the multithread performance as a reference, the i5-14600K gets a score of 1066.6 k points while the 3950X gets 959.8 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
b0671
870f10
Core
Raptor Lake-R
Matisse
Architecture
Raptor Lake
Base frecuency
3.5 GHz
3.5 GHz
Boost frecuency
5.3 GHz
4.7 GHz
Socket
LGA 1700
AM4
Cores/Threads
14/20
16/32
TDP
125 W
105 W
Cache L1 (d+i)
6x32/8x64+6x48/8x32 kB
16x32+16x32 kB
Cache L2
6x2048/2x4096 kB
16x512 kB
Cache L3
24576 kB
4x16384 kB
Date
October 2023
November 2019
Mean monothread perf.
114.78k points
72.95k points
Mean multithread perf.
1066.57k points
959.77k 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
i5-14600K
3950X
Test#1 (Integers)
51.59k
16.49k (x0.32)
Test#2 (FP)
30.19k
26.16k (x0.87)
Test#3 (Generic, ZIP)
15.42k
7.9k (x0.51)
Test#1 (Memory)
17.58k
22.4k (x1.27)
TOTAL
114.78k
72.95k (x0.64)

Multithread

i5-14600K

3950X
Test#1 (Integers)
473.05k
334.49k (x0.71)
Test#2 (FP)
375.3k
423.74k (x1.13)
Test#3 (Generic, ZIP)
189.55k
187.85k (x0.99)
Test#1 (Memory)
28.68k
13.69k (x0.48)
TOTAL
1066.57k
959.77k (x0.9)

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

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