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Core i7-9700K vs i5-12400F


Description
The i7-9700K is based on Coffee Lake architecture while the i5-12400F 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 i5-12400F gets 399.4 k points.

Summarizing, the i7-9700K is 1.2 times faster than the i5-12400F. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
90675
Core
Coffee Lake-S
Alder 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
117 W
Cache L1 (d+i)
8x32+8x32 kB
6x32/0x64+6x48/0x32 kB
Cache L2
8x256 kB
6x1280+0x2048 kB
Cache L3
12288 kB
18432 kB
Date
October 2018
January 2022
Mean monothread perf.
81.96k points
76.46k points
Mean multithread perf.
494.38k 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
i7-9700K
i5-12400F
Test#1 (Integers)
4.97k
7.43k (x1.5)
Test#2 (FP)
17.98k
18.64k (x1.04)
Test#3 (Generic, ZIP)
5.89k
13.15k (x2.23)
Test#1 (Memory)
14.49k
14.82k (x1.02)
TOTAL
43.32k
54.04k (x1.25)

Multithread

i7-9700K

i5-12400F
Test#1 (Integers)
37.81k
36.23k (x0.96)
Test#2 (FP)
138.05k
134.76k (x0.98)
Test#3 (Generic, ZIP)
41.78k
84.06k (x2.01)
Test#1 (Memory)
7.13k
16.71k (x2.34)
TOTAL
224.77k
271.76k (x1.21)

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
i7-9700K
i5-12400F
Test#1 (Integers)
17.94k
24.18k (x1.35)
Test#2 (FP)
25.66k
23.85k (x0.93)
Test#3 (Generic, ZIP)
6.46k
14.42k (x2.23)
Test#1 (Memory)
14.52k
14.87k (x1.02)
TOTAL
64.58k
77.32k (x1.2)

Multithread

i7-9700K

i5-12400F
Test#1 (Integers)
136.23k
122.98k (x0.9)
Test#2 (FP)
191.58k
168.77k (x0.88)
Test#3 (Generic, ZIP)
44.51k
96.11k (x2.16)
Test#1 (Memory)
7.25k
16.32k (x2.25)
TOTAL
379.56k
404.19k (x1.06)

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
i7-9700K
i5-12400F
Test#1 (Integers)
17.43k
24.24k (x1.39)
Test#2 (FP)
26.9k
24.74k (x0.92)
Test#3 (Generic, ZIP)
6.24k
13.95k (x2.23)
Test#1 (Memory)
14.12k
14.47k (x1.03)
TOTAL
64.69k
77.41k (x1.2)

Multithread

i7-9700K

i5-12400F
Test#1 (Integers)
134.6k
126.87k (x0.94)
Test#2 (FP)
191.15k
186.48k (x0.98)
Test#3 (Generic, ZIP)
42.84k
92.37k (x2.16)
Test#1 (Memory)
7.25k
15.45k (x2.13)
TOTAL
375.84k
421.18k (x1.12)

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
i5-12400F
Test#1 (Integers)
32.45k
33.85k (x1.04)
Test#2 (FP)
28.3k
20.33k (x0.72)
Test#3 (Generic, ZIP)
6.27k
10.51k (x1.68)
Test#1 (Memory)
14.93k
11.77k (x0.79)
TOTAL
81.96k
76.46k (x0.93)

Multithread

i7-9700K

i5-12400F
Test#1 (Integers)
244.31k
174.21k (x0.71)
Test#2 (FP)
199.72k
141.31k (x0.71)
Test#3 (Generic, ZIP)
43.15k
64.86k (x1.5)
Test#1 (Memory)
7.2k
19.01k (x2.64)
TOTAL
494.38k
399.39k (x0.81)

Performance/W
i7-9700K
i5-12400F
Test#1 (Integers)
2572 points/W
1489 points/W
Test#2 (FP)
2102 points/W
1208 points/W
Test#3 (Generic, ZIP)
454 points/W
554 points/W
Test#1 (Memory)
76 points/W
162 points/W
TOTAL
5204 points/W
3414 points/W

Performance/GHz
i7-9700K
i5-12400F
Test#1 (Integers)
6623 points/GHz
7693 points/GHz
Test#2 (FP)
5776 points/GHz
4621 points/GHz
Test#3 (Generic, ZIP)
1281 points/GHz
2389 points/GHz
Test#1 (Memory)
3047 points/GHz
2675 points/GHz
TOTAL
16726 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