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Core i3-1005G1 vs i5-10400T


Description
The i3-1005G1 is based on Ice Lake architecture while the i5-10400T is based on Comet Lake.

Using the multithread performance as a reference, the i3-1005G1 gets a score of 116.6 k points while the i5-10400T gets 307.2 k points.

Summarizing, the i5-10400T is 2.6 times faster than the i3-1005G1. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
706e5
a0653
Core
Ice Lake-U
Comet Lake-S
Architecture
Base frecuency
1.2 GHz
2 GHz
Boost frecuency
3.4 GHz
3.6 GHz
Socket
BGA 1526
FC-LGA 1200
Cores/Threads
2/4
6/12
TDP
15 W
35 W
Cache L1 (d+i)
2x32+2x48 kB
6x32+6x32 kB
Cache L2
2x512 kB
6x256 kB
Cache L3
4096 kB
12288 kB
Date
August 2019
April 2020
Mean monothread perf.
50.62k points
57.85k points
Mean multithread perf.
116.63k 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
i3-1005G1
i5-10400T
Test#1 (Integers)
3.07k
4k (x1.3)
Test#2 (FP)
13.76k
14.19k (x1.03)
Test#3 (Generic, ZIP)
8k
4.62k (x0.58)
Test#1 (Memory)
6.59k
11.03k (x1.67)
TOTAL
31.42k
33.84k (x1.08)

Multithread

i3-1005G1

i5-10400T
Test#1 (Integers)
8k
22.77k (x2.85)
Test#2 (FP)
35.53k
96.59k (x2.72)
Test#3 (Generic, ZIP)
18.53k
31.65k (x1.71)
Test#1 (Memory)
4.3k
2.45k (x0.57)
TOTAL
66.36k
153.46k (x2.31)

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
i3-1005G1
i5-10400T
Test#1 (Integers)
10.52k
12.61k (x1.2)
Test#2 (FP)
17.6k
17.94k (x1.02)
Test#3 (Generic, ZIP)
8.76k
4.83k (x0.55)
Test#1 (Memory)
6.55k
10.81k (x1.65)
TOTAL
43.44k
46.19k (x1.06)

Multithread

i3-1005G1

i5-10400T
Test#1 (Integers)
26.86k
74.62k (x2.78)
Test#2 (FP)
42.38k
119.63k (x2.82)
Test#3 (Generic, ZIP)
20.65k
32.65k (x1.58)
Test#1 (Memory)
4.21k
2.52k (x0.6)
TOTAL
94.1k
229.42k (x2.44)

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
i3-1005G1
i5-10400T
Test#1 (Integers)
11.93k
12.5k (x1.05)
Test#2 (FP)
16.99k
19.05k (x1.12)
Test#3 (Generic, ZIP)
6.43k
4.72k (x0.73)
Test#1 (Memory)
4.59k
10.3k (x2.24)
TOTAL
39.93k
46.57k (x1.17)

Multithread

i3-1005G1

i5-10400T
Test#1 (Integers)
29.07k
74.58k (x2.57)
Test#2 (FP)
46.14k
126.96k (x2.75)
Test#3 (Generic, ZIP)
19.47k
31.76k (x1.63)
Test#1 (Memory)
4.18k
2.5k (x0.6)
TOTAL
98.86k
235.8k (x2.39)

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
i3-1005G1
i5-10400T
Test#1 (Integers)
19.45k
22k (x1.13)
Test#2 (FP)
16.75k
19.98k (x1.19)
Test#3 (Generic, ZIP)
8.04k
4.57k (x0.57)
Test#1 (Memory)
6.38k
11.31k (x1.77)
TOTAL
50.62k
57.85k (x1.14)

Multithread

i3-1005G1

i5-10400T
Test#1 (Integers)
46.52k
136.69k (x2.94)
Test#2 (FP)
48.76k
135.25k (x2.77)
Test#3 (Generic, ZIP)
17.12k
32.76k (x1.91)
Test#1 (Memory)
4.23k
2.48k (x0.59)
TOTAL
116.63k
307.18k (x2.63)

Performance/W
i3-1005G1
i5-10400T
Test#1 (Integers)
3102 points/W
3905 points/W
Test#2 (FP)
3251 points/W
3864 points/W
Test#3 (Generic, ZIP)
1141 points/W
936 points/W
Test#1 (Memory)
282 points/W
71 points/W
TOTAL
7776 points/W
8776 points/W

Performance/GHz
i3-1005G1
i5-10400T
Test#1 (Integers)
5721 points/GHz
6111 points/GHz
Test#2 (FP)
4926 points/GHz
5549 points/GHz
Test#3 (Generic, ZIP)
2365 points/GHz
1268 points/GHz
Test#1 (Memory)
1877 points/GHz
3141 points/GHz
TOTAL
14889 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