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Core i5-9600KF vs i5-12400F


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

Using the multithread performance as a reference, the i5-9600KF gets a score of 371.1 k points while the i5-12400F gets 399.4 k points.

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

Specs
CPUID
906ec
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
January 2019
January 2022
Mean monothread perf.
77.34k points
76.46k points
Mean multithread perf.
371.08k 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
i5-9600KF
i5-12400F
Test#1 (Integers)
4.63k
7.43k (x1.6)
Test#2 (FP)
19.43k
18.64k (x0.96)
Test#3 (Generic, ZIP)
6.17k
13.15k (x2.13)
Test#1 (Memory)
13.82k
14.82k (x1.07)
TOTAL
44.04k
54.04k (x1.23)

Multithread

i5-9600KF

i5-12400F
Test#1 (Integers)
26.64k
36.23k (x1.36)
Test#2 (FP)
110.11k
134.76k (x1.22)
Test#3 (Generic, ZIP)
33.07k
84.06k (x2.54)
Test#1 (Memory)
8.3k
16.71k (x2.01)
TOTAL
178.11k
271.76k (x1.53)

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
i5-9600KF
i5-12400F
Test#1 (Integers)
16.5k
24.18k (x1.47)
Test#2 (FP)
24.35k
23.85k (x0.98)
Test#3 (Generic, ZIP)
6.54k
14.42k (x2.2)
Test#1 (Memory)
13.59k
14.87k (x1.09)
TOTAL
60.98k
77.32k (x1.27)

Multithread

i5-9600KF

i5-12400F
Test#1 (Integers)
93.78k
122.98k (x1.31)
Test#2 (FP)
134.47k
168.77k (x1.26)
Test#3 (Generic, ZIP)
32.24k
96.11k (x2.98)
Test#1 (Memory)
8.22k
16.32k (x1.99)
TOTAL
268.71k
404.19k (x1.5)

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
i5-9600KF
i5-12400F
Test#1 (Integers)
16.92k
24.24k (x1.43)
Test#2 (FP)
25.44k
24.74k (x0.97)
Test#3 (Generic, ZIP)
6.36k
13.95k (x2.19)
Test#1 (Memory)
13.25k
14.47k (x1.09)
TOTAL
61.97k
77.41k (x1.25)

Multithread

i5-9600KF

i5-12400F
Test#1 (Integers)
95.51k
126.87k (x1.33)
Test#2 (FP)
143.19k
186.48k (x1.3)
Test#3 (Generic, ZIP)
33.85k
92.37k (x2.73)
Test#1 (Memory)
8.21k
15.45k (x1.88)
TOTAL
280.77k
421.18k (x1.5)

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
i5-9600KF
i5-12400F
Test#1 (Integers)
30.52k
33.85k (x1.11)
Test#2 (FP)
26.54k
20.33k (x0.77)
Test#3 (Generic, ZIP)
6.41k
10.51k (x1.64)
Test#1 (Memory)
13.87k
11.77k (x0.85)
TOTAL
77.34k
76.46k (x0.99)

Multithread

i5-9600KF

i5-12400F
Test#1 (Integers)
174.66k
174.21k (x1)
Test#2 (FP)
154.06k
141.31k (x0.92)
Test#3 (Generic, ZIP)
34.11k
64.86k (x1.9)
Test#1 (Memory)
8.24k
19.01k (x2.31)
TOTAL
371.08k
399.39k (x1.08)

Performance/W
i5-9600KF
i5-12400F
Test#1 (Integers)
1839 points/W
1489 points/W
Test#2 (FP)
1622 points/W
1208 points/W
Test#3 (Generic, ZIP)
359 points/W
554 points/W
Test#1 (Memory)
87 points/W
162 points/W
TOTAL
3906 points/W
3414 points/W

Performance/GHz
i5-9600KF
i5-12400F
Test#1 (Integers)
6635 points/GHz
7693 points/GHz
Test#2 (FP)
5769 points/GHz
4621 points/GHz
Test#3 (Generic, ZIP)
1394 points/GHz
2389 points/GHz
Test#1 (Memory)
3015 points/GHz
2675 points/GHz
TOTAL
16813 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