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Core i9-12900HK vs i5-9600K


Description
The i9-12900HK is based on Alder Lake architecture while the i5-9600K is based on Coffee Lake.

Using the multithread performance as a reference, the i9-12900HK gets a score of 622.8 k points while the i5-9600K gets 372.7 k points.

Summarizing, the i9-12900HK is 1.7 times faster than the i5-9600K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906a3
906ed
Core
Alder Lake-H
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
3.7 GHz
Boost frecuency
5 GHz
4.6 GHz
Socket
BGA 1744
LGA 1151
Cores/Threads
14/20
6/6
TDP
45 W
95 W
Cache L1 (d+i)
6x32/8x64+6x48/8x32 kB
6x32+6x32 kB
Cache L2
6x1280/2x2048 kB
6x256 kB
Cache L3
24576 kB
9216 kB
Date
January 2022
October 2018
Mean monothread perf.
68.43k points
77.75k points
Mean multithread perf.
622.83k points
372.74k 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
i9-12900HK
i5-9600K
Test#1 (Integers)
30.51k
30.64k (x1)
Test#2 (FP)
18.67k
26.75k (x1.43)
Test#3 (Generic, ZIP)
9.69k
6.33k (x0.65)
Test#1 (Memory)
9.55k
14.03k (x1.47)
TOTAL
68.43k
77.75k (x1.14)

Multithread

i9-12900HK

i5-9600K
Test#1 (Integers)
273.58k
174.92k (x0.64)
Test#2 (FP)
228.21k
153.88k (x0.67)
Test#3 (Generic, ZIP)
111.89k
35.93k (x0.32)
Test#1 (Memory)
9.15k
8k (x0.87)
TOTAL
622.83k
372.74k (x0.6)

Performance/W
i9-12900HK
i5-9600K
Test#1 (Integers)
6080 points/W
1841 points/W
Test#2 (FP)
5071 points/W
1620 points/W
Test#3 (Generic, ZIP)
2486 points/W
378 points/W
Test#1 (Memory)
203 points/W
84 points/W
TOTAL
13841 points/W
3924 points/W

Performance/GHz
i9-12900HK
i5-9600K
Test#1 (Integers)
6103 points/GHz
6661 points/GHz
Test#2 (FP)
3734 points/GHz
5815 points/GHz
Test#3 (Generic, ZIP)
1938 points/GHz
1376 points/GHz
Test#1 (Memory)
1911 points/GHz
3049 points/GHz
TOTAL
13686 points/GHz
16902 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