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Core i5-6500 vs i5-7400T


Description
The i5-6500 is based on Skylake architecture while the i5-7400T is based on Kaby Lake.

Using the multithread performance as a reference, the i5-6500 gets a score of 179.4 k points while the i5-7400T gets 163.4 k points.

Summarizing, the i5-6500 is 1.1 times faster than the i5-7400T. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
906e9
Core
Skylake-S
Kaby Lake-S
Architecture
Base frecuency
3.2 GHz
2.4 GHz
Boost frecuency
3.6 GHz
3 GHz
Socket
LGA 1151
LGA 1151
Cores/Threads
4/4
4/4
TDP
65 W
35 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
6144 kB
6144 kB
Date
September 2015
January 2017
Mean monothread perf.
53.7k points
49.16k points
Mean multithread perf.
179.44k 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
i5-6500
i5-7400T
Test#1 (Integers)
22.89k
19.7k (x0.86)
Test#2 (FP)
19.87k
17.29k (x0.87)
Test#3 (Generic, ZIP)
4.58k
4.07k (x0.89)
Test#1 (Memory)
6.36k
8.1k (x1.27)
TOTAL
53.7k
49.16k (x0.92)

Multithread

i5-6500

i5-7400T
Test#1 (Integers)
84.36k
75.27k (x0.89)
Test#2 (FP)
72.91k
66.24k (x0.91)
Test#3 (Generic, ZIP)
16.08k
13.93k (x0.87)
Test#1 (Memory)
6.1k
7.95k (x1.3)
TOTAL
179.44k
163.4k (x0.91)

Performance/W
i5-6500
i5-7400T
Test#1 (Integers)
1298 points/W
2151 points/W
Test#2 (FP)
1122 points/W
1893 points/W
Test#3 (Generic, ZIP)
247 points/W
398 points/W
Test#1 (Memory)
94 points/W
227 points/W
TOTAL
2761 points/W
4669 points/W

Performance/GHz
i5-6500
i5-7400T
Test#1 (Integers)
6359 points/GHz
6568 points/GHz
Test#2 (FP)
5521 points/GHz
5764 points/GHz
Test#3 (Generic, ZIP)
1271 points/GHz
1356 points/GHz
Test#1 (Memory)
1766 points/GHz
2700 points/GHz
TOTAL
14917 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