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Core i5-12400 vs i5-9600KF


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

Using the multithread performance as a reference, the i5-12400 gets a score of 544.6 k points while the i5-9600KF gets 371.1 k points.

Summarizing, the i5-12400 is 1.5 times faster than the i5-9600KF. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
906ec
Core
Arder Lake-S
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
3.7 GHz
Boost frecuency
4.4 GHz
4.6 GHz
Socket
LGA 1700
LGA 1151
Cores/Threads
6/12
6/6
TDP
65 W
95 W
Cache L1 (d+i)
6x32+6x48 kB
6x32+6x32 kB
Cache L2
6x1280 kB
6x256 kB
Cache L3
18432 kB
9216 kB
Date
January 2022
January 2019
Mean monothread perf.
102.51k points
77.34k points
Mean multithread perf.
544.64k points
371.08k 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
i5-12400
i5-9600KF
Test#1 (Integers)
7.51k
4.63k (x0.62)
Test#2 (FP)
18.66k
19.43k (x1.04)
Test#3 (Generic, ZIP)
13.32k
6.17k (x0.46)
Test#1 (Memory)
14.8k
13.82k (x0.93)
TOTAL
54.29k
44.04k (x0.81)

Multithread

i5-12400

i5-9600KF
Test#1 (Integers)
35.52k
26.64k (x0.75)
Test#2 (FP)
138.43k
110.11k (x0.8)
Test#3 (Generic, ZIP)
85.55k
33.07k (x0.39)
Test#1 (Memory)
21.72k
8.3k (x0.38)
TOTAL
281.22k
178.11k (x0.63)

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
i5-12400
i5-9600KF
Test#1 (Integers)
24.24k
16.5k (x0.68)
Test#2 (FP)
23.92k
24.35k (x1.02)
Test#3 (Generic, ZIP)
14.43k
6.54k (x0.45)
Test#1 (Memory)
14.84k
13.59k (x0.92)
TOTAL
77.43k
60.98k (x0.79)

Multithread

i5-12400

i5-9600KF
Test#1 (Integers)
124.33k
93.78k (x0.75)
Test#2 (FP)
168.8k
134.47k (x0.8)
Test#3 (Generic, ZIP)
100k
32.24k (x0.32)
Test#1 (Memory)
21.2k
8.22k (x0.39)
TOTAL
414.33k
268.71k (x0.65)

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
i5-12400
i5-9600KF
Test#1 (Integers)
23.84k
16.92k (x0.71)
Test#2 (FP)
25.09k
25.44k (x1.01)
Test#3 (Generic, ZIP)
14.1k
6.36k (x0.45)
Test#1 (Memory)
14.48k
13.25k (x0.92)
TOTAL
77.51k
61.97k (x0.8)

Multithread

i5-12400

i5-9600KF
Test#1 (Integers)
123.98k
95.51k (x0.77)
Test#2 (FP)
176.89k
143.19k (x0.81)
Test#3 (Generic, ZIP)
97.42k
33.85k (x0.35)
Test#1 (Memory)
20.78k
8.21k (x0.4)
TOTAL
419.07k
280.77k (x0.67)

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
i5-12400
i5-9600KF
Test#1 (Integers)
48.08k
30.52k (x0.63)
Test#2 (FP)
25.6k
26.54k (x1.04)
Test#3 (Generic, ZIP)
14.02k
6.41k (x0.46)
Test#1 (Memory)
14.81k
13.87k (x0.94)
TOTAL
102.51k
77.34k (x0.75)

Multithread

i5-12400

i5-9600KF
Test#1 (Integers)
230.14k
174.66k (x0.76)
Test#2 (FP)
198.07k
154.06k (x0.78)
Test#3 (Generic, ZIP)
94.78k
34.11k (x0.36)
Test#1 (Memory)
21.64k
8.24k (x0.38)
TOTAL
544.64k
371.08k (x0.68)

Performance/W
i5-12400
i5-9600KF
Test#1 (Integers)
3541 points/W
1839 points/W
Test#2 (FP)
3047 points/W
1622 points/W
Test#3 (Generic, ZIP)
1458 points/W
359 points/W
Test#1 (Memory)
333 points/W
87 points/W
TOTAL
8379 points/W
3906 points/W

Performance/GHz
i5-12400
i5-9600KF
Test#1 (Integers)
10927 points/GHz
6635 points/GHz
Test#2 (FP)
5819 points/GHz
5769 points/GHz
Test#3 (Generic, ZIP)
3186 points/GHz
1394 points/GHz
Test#1 (Memory)
3365 points/GHz
3015 points/GHz
TOTAL
23298 points/GHz
16813 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