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Core i5-10400F vs i7-9700K


Description
The i5-10400F is based on Comet Lake architecture while the i7-9700K is based on Coffee Lake.

Using the multithread performance as a reference, the i5-10400F gets a score of 370 k points while the i7-9700K gets 460 k points.

Summarizing, the i7-9700K is 1.2 times faster than the i5-10400F. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
906ec
Core
Comet Lake-S
Coffee Lake-S
Architecture
Base frecuency
2.9 GHz
3.6 GHz
Boost frecuency
4.3 GHz
4.9 GHz
Socket
LGA 1200
LGA 1151
Cores/Threads
6/12
8/8
TDP
65 W
95 W
Cache L1 (d+i)
6x32+6x32 kB
8x32+8x32 kB
Cache L2
6x256 kB
8x256 kB
Cache L3
12288 kB
12288 kB
Date
April 2020
October 2018
Mean monothread perf.
68.14k points
73.62k points
Mean multithread perf.
369.97k points
460.02k 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
i5-10400F
i7-9700K
Test#1 (Integers)
26.28k
29.3k (x1.12)
Test#2 (FP)
23.38k
25.61k (x1.1)
Test#3 (Generic, ZIP)
5.52k
5.86k (x1.06)
Test#1 (Memory)
12.96k
12.86k (x0.99)
TOTAL
68.14k
73.62k (x1.08)

Multithread

i5-10400F

i7-9700K
Test#1 (Integers)
163.67k
217.77k (x1.33)
Test#2 (FP)
159.74k
190.46k (x1.19)
Test#3 (Generic, ZIP)
39k
40.48k (x1.04)
Test#1 (Memory)
7.56k
11.31k (x1.5)
TOTAL
369.97k
460.02k (x1.24)

Performance/W
i5-10400F
i7-9700K
Test#1 (Integers)
2518 points/W
2292 points/W
Test#2 (FP)
2457 points/W
2005 points/W
Test#3 (Generic, ZIP)
600 points/W
426 points/W
Test#1 (Memory)
116 points/W
119 points/W
TOTAL
5692 points/W
4842 points/W

Performance/GHz
i5-10400F
i7-9700K
Test#1 (Integers)
6112 points/GHz
5981 points/GHz
Test#2 (FP)
5438 points/GHz
5226 points/GHz
Test#3 (Generic, ZIP)
1283 points/GHz
1195 points/GHz
Test#1 (Memory)
3014 points/GHz
2624 points/GHz
TOTAL
15847 points/GHz
15025 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