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Core i5-14600K vs i9-9900K


Description
The i5-14600K is based on Raptor Lake architecture while the i9-9900K is based on Coffee Lake.

Using the multithread performance as a reference, the i5-14600K gets a score of 1066.6 k points while the i9-9900K gets 545.3 k points.

Summarizing, the i5-14600K is 2 times faster than the i9-9900K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
b0671
906ec
Core
Raptor Lake-R
Coffee Lake-S
Architecture
Raptor Lake
Base frecuency
3.5 GHz
3.6 GHz
Boost frecuency
5.3 GHz
5 GHz
Socket
LGA 1700
LGA 1151
Cores/Threads
14/20
8/16
TDP
125 W
95 W
Cache L1 (d+i)
6x32/8x64+6x48/8x32 kB
8x32+8x32 kB
Cache L2
6x2048/2x4096 kB
8x256 kB
Cache L3
24576 kB
16384 kB
Date
October 2023
October 2018
Mean monothread perf.
114.78k points
86.24k points
Mean multithread perf.
1066.57k points
545.3k 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
i9-9900K
Test#1 (Integers)
51.59k
33.62k (x0.65)
Test#2 (FP)
30.19k
30.02k (x0.99)
Test#3 (Generic, ZIP)
15.42k
7.17k (x0.46)
Test#1 (Memory)
17.58k
15.43k (x0.88)
TOTAL
114.78k
86.24k (x0.75)

Multithread

i5-14600K

i9-9900K
Test#1 (Integers)
473.05k
248.93k (x0.53)
Test#2 (FP)
375.3k
224.43k (x0.6)
Test#3 (Generic, ZIP)
189.55k
53.39k (x0.28)
Test#1 (Memory)
28.68k
18.54k (x0.65)
TOTAL
1066.57k
545.3k (x0.51)

Performance/W
i5-14600K
i9-9900K
Test#1 (Integers)
3784 points/W
2620 points/W
Test#2 (FP)
3002 points/W
2362 points/W
Test#3 (Generic, ZIP)
1516 points/W
562 points/W
Test#1 (Memory)
229 points/W
195 points/W
TOTAL
8533 points/W
5740 points/W

Performance/GHz
i5-14600K
i9-9900K
Test#1 (Integers)
9734 points/GHz
6724 points/GHz
Test#2 (FP)
5697 points/GHz
6003 points/GHz
Test#3 (Generic, ZIP)
2909 points/GHz
1434 points/GHz
Test#1 (Memory)
3317 points/GHz
3087 points/GHz
TOTAL
21657 points/GHz
17247 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