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Core i5-10400T vs i7-6700HQ


Description
The i5-10400T is based on Comet Lake architecture while the i7-6700HQ is based on Skylake.

Using the multithread performance as a reference, the i5-10400T gets a score of 307.2 k points while the i7-6700HQ gets 205.2 k points.

Summarizing, the i5-10400T is 1.5 times faster than the i7-6700HQ. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0653
506e3
Core
Comet Lake-S
Skylake-H
Architecture
Base frecuency
2 GHz
2.6 GHz
Boost frecuency
3.6 GHz
3.5 GHz
Socket
FC-LGA 1200
BGA1440
Cores/Threads
6/12
4/8
TDP
35 W
45 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
Mean monothread perf.
57.85k points
50.54k points
Mean multithread perf.
307.18k points
205.24k points

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
i5-10400T
i7-6700HQ
Test#1 (Integers)
12.5k
11.23k (x0.9)
Test#2 (FP)
19.05k
16.98k (x0.89)
Test#3 (Generic, ZIP)
4.72k
4.21k (x0.89)
Test#1 (Memory)
10.3k
7.07k (x0.69)
TOTAL
46.57k
39.49k (x0.85)

Multithread

i5-10400T

i7-6700HQ
Test#1 (Integers)
74.58k
44.59k (x0.6)
Test#2 (FP)
126.96k
75.02k (x0.59)
Test#3 (Generic, ZIP)
31.76k
20.15k (x0.63)
Test#1 (Memory)
2.5k
5.92k (x2.37)
TOTAL
235.8k
145.68k (x0.62)

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
i5-10400T
i7-6700HQ
Test#1 (Integers)
22k
21.33k (x0.97)
Test#2 (FP)
19.98k
18.34k (x0.92)
Test#3 (Generic, ZIP)
4.57k
4.44k (x0.97)
Test#1 (Memory)
11.31k
6.44k (x0.57)
TOTAL
57.85k
50.54k (x0.87)

Multithread

i5-10400T

i7-6700HQ
Test#1 (Integers)
136.69k
91.89k (x0.67)
Test#2 (FP)
135.25k
87.87k (x0.65)
Test#3 (Generic, ZIP)
32.76k
20.61k (x0.63)
Test#1 (Memory)
2.48k
4.87k (x1.96)
TOTAL
307.18k
205.24k (x0.67)

Performance/W
i5-10400T
i7-6700HQ
Test#1 (Integers)
3905 points/W
2042 points/W
Test#2 (FP)
3864 points/W
1953 points/W
Test#3 (Generic, ZIP)
936 points/W
458 points/W
Test#1 (Memory)
71 points/W
108 points/W
TOTAL
8776 points/W
4561 points/W

Performance/GHz
i5-10400T
i7-6700HQ
Test#1 (Integers)
6111 points/GHz
6094 points/GHz
Test#2 (FP)
5549 points/GHz
5240 points/GHz
Test#3 (Generic, ZIP)
1268 points/GHz
1267 points/GHz
Test#1 (Memory)
3141 points/GHz
1840 points/GHz
TOTAL
16069 points/GHz
14441 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