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Core i9-9900K vs i5-14600K


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

Using the multithread performance as a reference, the i9-9900K gets a score of 545.3 k points while the i5-14600K gets 1066.6 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
906ec
b0671
Core
Coffee Lake-S
Raptor Lake-R
Architecture
Coffee Lake
Base frecuency
3.6 GHz
3.5 GHz
Boost frecuency
5 GHz
5.3 GHz
Socket
LGA 1151
LGA 1700
Cores/Threads
8/16
14/20
TDP
95 W
125 W
Cache L1 (d+i)
8x32+8x32 kB
6x32/8x64+6x48/8x32 kB
Cache L2
8x256 kB
6x2048/2x4096 kB
Cache L3
16384 kB
24576 kB
Date
October 2018
October 2023
Mean monothread perf.
86.24k points
114.78k points
Mean multithread perf.
545.3k 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
i9-9900K
i5-14600K
Test#1 (Integers)
33.62k
51.59k (x1.53)
Test#2 (FP)
30.02k
30.19k (x1.01)
Test#3 (Generic, ZIP)
7.17k
15.42k (x2.15)
Test#1 (Memory)
15.43k
17.58k (x1.14)
TOTAL
86.24k
114.78k (x1.33)

Multithread

i9-9900K

i5-14600K
Test#1 (Integers)
248.93k
473.05k (x1.9)
Test#2 (FP)
224.43k
375.3k (x1.67)
Test#3 (Generic, ZIP)
53.39k
189.55k (x3.55)
Test#1 (Memory)
18.54k
28.68k (x1.55)
TOTAL
545.3k
1066.57k (x1.96)

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

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