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Core i5-12600K vs i5-12400F


Description
Both models i5-12600K and i5-12400F are based on Alder Lake architecture.

Alder Lake is the 12th generation of Intel Core. It uses the 10nm proccess and was the first to introduce a hybrid architecture with Performance cores and Efficiency cores.

Using the multithread performance as a reference, the i5-12600K gets a score of 764.7 k points while the i5-12400F gets 399.4 k points.

Summarizing, the i5-12600K is 1.9 times faster than the i5-12400F. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
90672
90675
Core
Arder Lake-S
Alder Lake-S
Architecture
Base frecuency
3.7 GHz
2.5 GHz
Boost frecuency
4.9 GHz
4.4 GHz
Socket
LGA 1700
LGA 1700
Cores/Threads
6/12
6/12
TDP
65 W
117 W
Cache L1 (d+i)
6x32+6x48 kB
6x32/0x64+6x48/0x32 kB
Cache L2
6x1280 kB
6x1280+0x2048 kB
Cache L3
18432 kB
18432 kB
Date
January 2022
January 2022
Mean monothread perf.
111.14k points
76.46k points
Mean multithread perf.
764.68k points
399.39k 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
i5-12600K
i5-12400F
Test#1 (Integers)
52.6k
33.85k (x0.64)
Test#2 (FP)
27.28k
20.33k (x0.75)
Test#3 (Generic, ZIP)
14.86k
10.51k (x0.71)
Test#1 (Memory)
16.4k
11.77k (x0.72)
TOTAL
111.14k
76.46k (x0.69)

Multithread

i5-12600K

i5-12400F
Test#1 (Integers)
356.58k
174.21k (x0.49)
Test#2 (FP)
263.15k
141.31k (x0.54)
Test#3 (Generic, ZIP)
126.87k
64.86k (x0.51)
Test#1 (Memory)
18.08k
19.01k (x1.05)
TOTAL
764.68k
399.39k (x0.52)

Performance/W
i5-12600K
i5-12400F
Test#1 (Integers)
5486 points/W
1489 points/W
Test#2 (FP)
4048 points/W
1208 points/W
Test#3 (Generic, ZIP)
1952 points/W
554 points/W
Test#1 (Memory)
278 points/W
162 points/W
TOTAL
11764 points/W
3414 points/W

Performance/GHz
i5-12600K
i5-12400F
Test#1 (Integers)
10735 points/GHz
7693 points/GHz
Test#2 (FP)
5568 points/GHz
4621 points/GHz
Test#3 (Generic, ZIP)
3033 points/GHz
2389 points/GHz
Test#1 (Memory)
3346 points/GHz
2675 points/GHz
TOTAL
22682 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