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Core i5-10400F vs i7-8700


Description
The i5-10400F is based on Comet Lake architecture while the i7-8700 is based on Coffee Lake.

Using the multithread performance as a reference, the i5-10400F gets a score of 390.8 k points while the i7-8700 gets 389 k points.

Summarizing, the i5-10400F is 1 times faster than the i7-8700. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0655
906ea
Core
Comet Lake-S
Coffee Lake-S
Architecture
Base frecuency
2.9 GHz
3.2 GHz
Boost frecuency
4.3 GHz
4.6 GHz
Socket
LGA 1200
LGA 1151
Cores/Threads
6/12
6/12
TDP
65 W
65 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x32 kB
Cache L2
6x256 kB
6x256 kB
Cache L3
16386 kB
12288 kB
Date
May 2020
October 2017
Mean monothread perf.
72.25k points
75.01k points
Mean multithread perf.
390.78k points
388.95k 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
i7-8700
Test#1 (Integers)
28.39k
29.25k (x1.03)
Test#2 (FP)
24.89k
25.98k (x1.04)
Test#3 (Generic, ZIP)
5.78k
6.05k (x1.05)
Test#1 (Memory)
13.19k
13.74k (x1.04)
TOTAL
72.25k
75.01k (x1.04)

Multithread

i5-10400F

i7-8700
Test#1 (Integers)
180.2k
182.56k (x1.01)
Test#2 (FP)
163.51k
159.9k (x0.98)
Test#3 (Generic, ZIP)
40.6k
38.18k (x0.94)
Test#1 (Memory)
6.48k
8.31k (x1.28)
TOTAL
390.78k
388.95k (x1)

Performance/W
i5-10400F
i7-8700
Test#1 (Integers)
2772 points/W
2809 points/W
Test#2 (FP)
2515 points/W
2460 points/W
Test#3 (Generic, ZIP)
625 points/W
587 points/W
Test#1 (Memory)
100 points/W
128 points/W
TOTAL
6012 points/W
5984 points/W

Performance/GHz
i5-10400F
i7-8700
Test#1 (Integers)
6603 points/GHz
6358 points/GHz
Test#2 (FP)
5788 points/GHz
5647 points/GHz
Test#3 (Generic, ZIP)
1344 points/GHz
1316 points/GHz
Test#1 (Memory)
3067 points/GHz
2986 points/GHz
TOTAL
16803 points/GHz
16307 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