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Core i7-1165G7 vs i5-10400T


Description
The i7-1165G7 is based on Tiger Lake architecture while the i5-10400T is based on Comet Lake.

Using the multithread performance as a reference, the i7-1165G7 gets a score of 210.4 k points while the i5-10400T gets 307.2 k points.

Summarizing, the i5-10400T is 1.5 times faster than the i7-1165G7. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806c1
a0653
Core
Tiger Lake-UP3
Comet Lake-S
Architecture
Base frecuency
2.8 GHz
2 GHz
Boost frecuency
4.7 GHz
3.6 GHz
Socket
BGA 1449
FC-LGA 1200
Cores/Threads
4/8
6/12
TDP
28 W
35 W
Cache L1 (d+i)
4x32+4x48 kB
6x32+6x32 kB
Cache L2
4x1280 kB
6x256 kB
Cache L3
12288 kB
12288 kB
Date
September 2020
April 2020
Mean monothread perf.
62.1k points
57.85k points
Mean multithread perf.
210.4k points
307.18k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i7-1165G7
i5-10400T
Test#1 (Integers)
4.26k
4k (x0.94)
Test#2 (FP)
19.54k
14.19k (x0.73)
Test#3 (Generic, ZIP)
10.95k
4.62k (x0.42)
Test#1 (Memory)
11.08k
11.03k (x1)
TOTAL
45.84k
33.84k (x0.74)

Multithread

i7-1165G7

i5-10400T
Test#1 (Integers)
15.69k
22.77k (x1.45)
Test#2 (FP)
68.3k
96.59k (x1.41)
Test#3 (Generic, ZIP)
33.66k
31.65k (x0.94)
Test#1 (Memory)
12.16k
2.45k (x0.2)
TOTAL
129.81k
153.46k (x1.18)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i7-1165G7
i5-10400T
Test#1 (Integers)
14.48k
12.61k (x0.87)
Test#2 (FP)
24.18k
17.94k (x0.74)
Test#3 (Generic, ZIP)
11.95k
4.83k (x0.4)
Test#1 (Memory)
11.01k
10.81k (x0.98)
TOTAL
61.62k
46.19k (x0.75)

Multithread

i7-1165G7

i5-10400T
Test#1 (Integers)
50.98k
74.62k (x1.46)
Test#2 (FP)
80.7k
119.63k (x1.48)
Test#3 (Generic, ZIP)
36.61k
32.65k (x0.89)
Test#1 (Memory)
12.02k
2.52k (x0.21)
TOTAL
180.32k
229.42k (x1.27)

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
i7-1165G7
i5-10400T
Test#1 (Integers)
16.27k
12.5k (x0.77)
Test#2 (FP)
25.74k
19.05k (x0.74)
Test#3 (Generic, ZIP)
11.5k
4.72k (x0.41)
Test#1 (Memory)
10.82k
10.3k (x0.95)
TOTAL
64.32k
46.57k (x0.72)

Multithread

i7-1165G7

i5-10400T
Test#1 (Integers)
54k
74.58k (x1.38)
Test#2 (FP)
88.76k
126.96k (x1.43)
Test#3 (Generic, ZIP)
35.23k
31.76k (x0.9)
Test#1 (Memory)
12.14k
2.5k (x0.21)
TOTAL
190.12k
235.8k (x1.24)

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
i7-1165G7
i5-10400T
Test#1 (Integers)
22.97k
22k (x0.96)
Test#2 (FP)
21.61k
19.98k (x0.92)
Test#3 (Generic, ZIP)
8.99k
4.57k (x0.51)
Test#1 (Memory)
8.52k
11.31k (x1.33)
TOTAL
62.1k
57.85k (x0.93)

Multithread

i7-1165G7

i5-10400T
Test#1 (Integers)
82.75k
136.69k (x1.65)
Test#2 (FP)
86.58k
135.25k (x1.56)
Test#3 (Generic, ZIP)
29.34k
32.76k (x1.12)
Test#1 (Memory)
11.72k
2.48k (x0.21)
TOTAL
210.4k
307.18k (x1.46)

Performance/W
i7-1165G7
i5-10400T
Test#1 (Integers)
2955 points/W
3905 points/W
Test#2 (FP)
3092 points/W
3864 points/W
Test#3 (Generic, ZIP)
1048 points/W
936 points/W
Test#1 (Memory)
419 points/W
71 points/W
TOTAL
7514 points/W
8776 points/W

Performance/GHz
i7-1165G7
i5-10400T
Test#1 (Integers)
4887 points/GHz
6111 points/GHz
Test#2 (FP)
4599 points/GHz
5549 points/GHz
Test#3 (Generic, ZIP)
1912 points/GHz
1268 points/GHz
Test#1 (Memory)
1813 points/GHz
3141 points/GHz
TOTAL
13212 points/GHz
16069 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