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Core i5-9600KF vs i5-12500H


Description
The i5-9600KF is based on Coffee Lake architecture while the i5-12500H 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 i5-12500H gets 225.7 k points.

Summarizing, the i5-9600KF is 1.6 times faster than the i5-12500H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ec
906a3
Core
Coffee Lake-S
Alder Lake-H
Architecture
Base frecuency
3.7 GHz
2.5 GHz
Boost frecuency
4.6 GHz
4.5 GHz
Socket
LGA 1151
BGA 1744
Cores/Threads
6/6
12/16
TDP
95 W
45 W
Cache L1 (d+i)
6x32+6x32 kB
4x32/8X64+4x48/8X32 kB
Cache L2
6x256 kB
4x1280/2x2048 kB
Cache L3
9216 kB
18432 kB
Date
January 2019
February 2022
Mean monothread perf.
77.34k points
58.37k points
Mean multithread perf.
371.08k points
225.65k 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
i5-12500H
Test#1 (Integers)
4.63k
6.93k (x1.5)
Test#2 (FP)
19.43k
18.76k (x0.97)
Test#3 (Generic, ZIP)
6.17k
9.46k (x1.53)
Test#1 (Memory)
13.82k
8.17k (x0.59)
TOTAL
44.04k
43.33k (x0.98)

Multithread

i5-9600KF

i5-12500H
Test#1 (Integers)
26.64k
18.04k (x0.68)
Test#2 (FP)
110.11k
66.78k (x0.61)
Test#3 (Generic, ZIP)
33.07k
37.55k (x1.14)
Test#1 (Memory)
8.3k
6.08k (x0.73)
TOTAL
178.11k
128.45k (x0.72)

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
i5-12500H
Test#1 (Integers)
16.5k
21.93k (x1.33)
Test#2 (FP)
24.35k
18.79k (x0.77)
Test#3 (Generic, ZIP)
6.54k
10.5k (x1.61)
Test#1 (Memory)
13.59k
8.11k (x0.6)
TOTAL
60.98k
59.33k (x0.97)

Multithread

i5-9600KF

i5-12500H
Test#1 (Integers)
93.78k
61.07k (x0.65)
Test#2 (FP)
134.47k
86.08k (x0.64)
Test#3 (Generic, ZIP)
32.24k
41.08k (x1.27)
Test#1 (Memory)
8.22k
6.02k (x0.73)
TOTAL
268.71k
194.25k (x0.72)

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
i5-12500H
Test#1 (Integers)
16.92k
21.11k (x1.25)
Test#2 (FP)
25.44k
19.61k (x0.77)
Test#3 (Generic, ZIP)
6.36k
9.53k (x1.5)
Test#1 (Memory)
13.25k
7.72k (x0.58)
TOTAL
61.97k
57.97k (x0.94)

Multithread

i5-9600KF

i5-12500H
Test#1 (Integers)
95.51k
61.44k (x0.64)
Test#2 (FP)
143.19k
93.66k (x0.65)
Test#3 (Generic, ZIP)
33.85k
40.09k (x1.18)
Test#1 (Memory)
8.21k
6.01k (x0.73)
TOTAL
280.77k
201.2k (x0.72)

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
i5-12500H
Test#1 (Integers)
30.52k
22.61k (x0.74)
Test#2 (FP)
26.54k
17.73k (x0.67)
Test#3 (Generic, ZIP)
6.41k
9.63k (x1.5)
Test#1 (Memory)
13.87k
8.4k (x0.61)
TOTAL
77.34k
58.37k (x0.75)

Multithread

i5-9600KF

i5-12500H
Test#1 (Integers)
174.66k
85.49k (x0.49)
Test#2 (FP)
154.06k
94.93k (x0.62)
Test#3 (Generic, ZIP)
34.11k
39.15k (x1.15)
Test#1 (Memory)
8.24k
6.08k (x0.74)
TOTAL
371.08k
225.65k (x0.61)

Performance/W
i5-9600KF
i5-12500H
Test#1 (Integers)
1839 points/W
1900 points/W
Test#2 (FP)
1622 points/W
2110 points/W
Test#3 (Generic, ZIP)
359 points/W
870 points/W
Test#1 (Memory)
87 points/W
135 points/W
TOTAL
3906 points/W
5014 points/W

Performance/GHz
i5-9600KF
i5-12500H
Test#1 (Integers)
6635 points/GHz
5025 points/GHz
Test#2 (FP)
5769 points/GHz
3939 points/GHz
Test#3 (Generic, ZIP)
1394 points/GHz
2139 points/GHz
Test#1 (Memory)
3015 points/GHz
1867 points/GHz
TOTAL
16813 points/GHz
12971 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