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Core i7-9700K vs i5-12400


Description
The i7-9700K is based on Coffee Lake architecture while the i5-12400 is based on Alder Lake.

Using the multithread performance as a reference, the i7-9700K gets a score of 494.4 k points while the i5-12400 gets 552.6 k points.

Summarizing, the i5-12400 is 1.1 times faster than the i7-9700K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
90675
Core
Coffee Lake-S
Arder Lake-S
Architecture
Base frecuency
3.6 GHz
2.5 GHz
Boost frecuency
4.9 GHz
4.4 GHz
Socket
LGA 1151
LGA 1700
Cores/Threads
8/8
6/12
TDP
95 W
65 W
Cache L1 (d+i)
8x32+8x32 kB
6x32+6x48 kB
Cache L2
8x256 kB
6x1280 kB
Cache L3
12288 kB
18432 kB
Date
October 2018
January 2022
Mean monothread perf.
81.96k points
99.72k points
Mean multithread perf.
494.38k points
552.59k 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
i7-9700K
i5-12400
Test#1 (Integers)
32.45k
46.08k (x1.42)
Test#2 (FP)
28.3k
25.51k (x0.9)
Test#3 (Generic, ZIP)
6.27k
13.4k (x2.14)
Test#1 (Memory)
14.93k
14.73k (x0.99)
TOTAL
81.96k
99.72k (x1.22)

Multithread

i7-9700K

i5-12400
Test#1 (Integers)
244.31k
237.35k (x0.97)
Test#2 (FP)
199.72k
201.2k (x1.01)
Test#3 (Generic, ZIP)
43.15k
97.8k (x2.27)
Test#1 (Memory)
7.2k
16.24k (x2.25)
TOTAL
494.38k
552.59k (x1.12)

Performance/W
i7-9700K
i5-12400
Test#1 (Integers)
2572 points/W
3652 points/W
Test#2 (FP)
2102 points/W
3095 points/W
Test#3 (Generic, ZIP)
454 points/W
1505 points/W
Test#1 (Memory)
76 points/W
250 points/W
TOTAL
5204 points/W
8501 points/W

Performance/GHz
i7-9700K
i5-12400
Test#1 (Integers)
6623 points/GHz
10472 points/GHz
Test#2 (FP)
5776 points/GHz
5798 points/GHz
Test#3 (Generic, ZIP)
1281 points/GHz
3046 points/GHz
Test#1 (Memory)
3047 points/GHz
3348 points/GHz
TOTAL
16726 points/GHz
22665 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