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Core i5-9600K vs i5-12400F


Description
The i5-9600K is based on Coffee Lake architecture while the i5-12400F is based on Alder Lake.

Using the multithread performance as a reference, the i5-9600K gets a score of 372.7 k points while the i5-12400F gets 399.4 k points.

Summarizing, the i5-12400F is 1.1 times faster than the i5-9600K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
90675
Core
Coffee Lake-S
Alder Lake-S
Architecture
Base frecuency
3.7 GHz
2.5 GHz
Boost frecuency
4.6 GHz
4.4 GHz
Socket
LGA 1151
LGA 1700
Cores/Threads
6/6
6/12
TDP
95 W
117 W
Cache L1 (d+i)
6x32+6x32 kB
6x32/0x64+6x48/0x32 kB
Cache L2
6x256 kB
6x1280+0x2048 kB
Cache L3
9216 kB
18432 kB
Date
October 2018
January 2022
Mean monothread perf.
77.75k points
76.46k points
Mean multithread perf.
372.74k points
399.39k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i5-9600K
i5-12400F
Test#1 (Integers)
4.69k
7.43k (x1.58)
Test#2 (FP)
19.35k
18.64k (x0.96)
Test#3 (Generic, ZIP)
6.08k
13.15k (x2.16)
Test#1 (Memory)
13.81k
14.82k (x1.07)
TOTAL
43.93k
54.04k (x1.23)

Multithread

i5-9600K

i5-12400F
Test#1 (Integers)
26.24k
36.23k (x1.38)
Test#2 (FP)
107.95k
134.76k (x1.25)
Test#3 (Generic, ZIP)
34.5k
84.06k (x2.44)
Test#1 (Memory)
8.1k
16.71k (x2.06)
TOTAL
176.79k
271.76k (x1.54)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i5-9600K
i5-12400F
Test#1 (Integers)
16.91k
24.18k (x1.43)
Test#2 (FP)
24.42k
23.85k (x0.98)
Test#3 (Generic, ZIP)
6.37k
14.42k (x2.26)
Test#1 (Memory)
13.55k
14.87k (x1.1)
TOTAL
61.25k
77.32k (x1.26)

Multithread

i5-9600K

i5-12400F
Test#1 (Integers)
95.21k
122.98k (x1.29)
Test#2 (FP)
137.3k
168.77k (x1.23)
Test#3 (Generic, ZIP)
36.05k
96.11k (x2.67)
Test#1 (Memory)
8.4k
16.32k (x1.94)
TOTAL
276.96k
404.19k (x1.46)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-9600K
i5-12400F
Test#1 (Integers)
16.75k
24.24k (x1.45)
Test#2 (FP)
25.5k
24.74k (x0.97)
Test#3 (Generic, ZIP)
6.17k
13.95k (x2.26)
Test#1 (Memory)
13.06k
14.47k (x1.11)
TOTAL
61.48k
77.41k (x1.26)

Multithread

i5-9600K

i5-12400F
Test#1 (Integers)
96.03k
126.87k (x1.32)
Test#2 (FP)
143.78k
186.48k (x1.3)
Test#3 (Generic, ZIP)
35.06k
92.37k (x2.63)
Test#1 (Memory)
8.45k
15.45k (x1.83)
TOTAL
283.33k
421.18k (x1.49)

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
i5-9600K
i5-12400F
Test#1 (Integers)
30.64k
33.85k (x1.1)
Test#2 (FP)
26.75k
20.33k (x0.76)
Test#3 (Generic, ZIP)
6.33k
10.51k (x1.66)
Test#1 (Memory)
14.03k
11.77k (x0.84)
TOTAL
77.75k
76.46k (x0.98)

Multithread

i5-9600K

i5-12400F
Test#1 (Integers)
174.92k
174.21k (x1)
Test#2 (FP)
153.88k
141.31k (x0.92)
Test#3 (Generic, ZIP)
35.93k
64.86k (x1.81)
Test#1 (Memory)
8k
19.01k (x2.38)
TOTAL
372.74k
399.39k (x1.07)

Performance/W
i5-9600K
i5-12400F
Test#1 (Integers)
1841 points/W
1489 points/W
Test#2 (FP)
1620 points/W
1208 points/W
Test#3 (Generic, ZIP)
378 points/W
554 points/W
Test#1 (Memory)
84 points/W
162 points/W
TOTAL
3924 points/W
3414 points/W

Performance/GHz
i5-9600K
i5-12400F
Test#1 (Integers)
6661 points/GHz
7693 points/GHz
Test#2 (FP)
5815 points/GHz
4621 points/GHz
Test#3 (Generic, ZIP)
1376 points/GHz
2389 points/GHz
Test#1 (Memory)
3049 points/GHz
2675 points/GHz
TOTAL
16902 points/GHz
17378 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