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Core i5-10400F vs i5-7400T


Description
The i5-10400F is based on Comet Lake architecture while the i5-7400T is based on Kaby Lake.

Using the multithread performance as a reference, the i5-10400F gets a score of 370 k points while the i5-7400T gets 163.4 k points.

Summarizing, the i5-10400F is 2.3 times faster than the i5-7400T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
906e9
Core
Comet Lake-S
Kaby Lake-S
Architecture
Base frecuency
2.9 GHz
2.4 GHz
Boost frecuency
4.3 GHz
3 GHz
Socket
LGA 1200
LGA 1151
Cores/Threads
6/12
4/4
TDP
65 W
35 W
Cache L1 (d+i)
6x32+6x32 kB
4x32+4x32 kB
Cache L2
6x256 kB
4x256 kB
Cache L3
12288 kB
6144 kB
Date
April 2020
January 2017
Mean monothread perf.
68.14k points
49.16k points
Mean multithread perf.
369.97k points
163.4k 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
i5-7400T
Test#1 (Integers)
26.28k
19.7k (x0.75)
Test#2 (FP)
23.38k
17.29k (x0.74)
Test#3 (Generic, ZIP)
5.52k
4.07k (x0.74)
Test#1 (Memory)
12.96k
8.1k (x0.62)
TOTAL
68.14k
49.16k (x0.72)

Multithread

i5-10400F

i5-7400T
Test#1 (Integers)
163.67k
75.27k (x0.46)
Test#2 (FP)
159.74k
66.24k (x0.41)
Test#3 (Generic, ZIP)
39k
13.93k (x0.36)
Test#1 (Memory)
7.56k
7.95k (x1.05)
TOTAL
369.97k
163.4k (x0.44)

Performance/W
i5-10400F
i5-7400T
Test#1 (Integers)
2518 points/W
2151 points/W
Test#2 (FP)
2457 points/W
1893 points/W
Test#3 (Generic, ZIP)
600 points/W
398 points/W
Test#1 (Memory)
116 points/W
227 points/W
TOTAL
5692 points/W
4669 points/W

Performance/GHz
i5-10400F
i5-7400T
Test#1 (Integers)
6112 points/GHz
6568 points/GHz
Test#2 (FP)
5438 points/GHz
5764 points/GHz
Test#3 (Generic, ZIP)
1283 points/GHz
1356 points/GHz
Test#1 (Memory)
3014 points/GHz
2700 points/GHz
TOTAL
15847 points/GHz
16388 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