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Core i3-1125G4 vs i7-6500U


Description
The i3-1125G4 is based on Tiger Lake architecture while the i7-6500U is based on Skylake.

Using the multithread performance as a reference, the i3-1125G4 gets a score of 241 k points while the i7-6500U gets 97.5 k points.

Summarizing, the i3-1125G4 is 2.5 times faster than the i7-6500U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806c1
406e3
Core
Tiger Lake UP3
Skylake-U
Architecture
Base frecuency
2 GHz
2.5 GHz
Boost frecuency
3.7 GHz
3.1 GHz
Socket
BGA 1449
BGA1356
Cores/Threads
4/8
2/4
TDP
28 W
15 W
Cache L1 (d+i)
4x32+x4x48 kB
2x32+2x32 kB
Cache L2
4x1280 kB
4096 kB
Cache L3
8192 kB
kB
Date
September 2020
September 2015
Mean monothread perf.
56.25k points
46.25k points
Mean multithread perf.
241.03k points
97.52k 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
i3-1125G4
i7-6500U
Test#1 (Integers)
22.63k
19.47k (x0.86)
Test#2 (FP)
17.36k
17.58k (x1.01)
Test#3 (Generic, ZIP)
8.89k
4.05k (x0.46)
Test#1 (Memory)
7.37k
5.15k (x0.7)
TOTAL
56.25k
46.25k (x0.82)

Multithread

i3-1125G4

i7-6500U
Test#1 (Integers)
103.42k
42.05k (x0.41)
Test#2 (FP)
102.39k
40.2k (x0.39)
Test#3 (Generic, ZIP)
32.17k
9.4k (x0.29)
Test#1 (Memory)
3.05k
5.86k (x1.92)
TOTAL
241.03k
97.52k (x0.4)

Performance/W
i3-1125G4
i7-6500U
Test#1 (Integers)
3694 points/W
2803 points/W
Test#2 (FP)
3657 points/W
2680 points/W
Test#3 (Generic, ZIP)
1149 points/W
626 points/W
Test#1 (Memory)
109 points/W
391 points/W
TOTAL
8608 points/W
6501 points/W

Performance/GHz
i3-1125G4
i7-6500U
Test#1 (Integers)
6116 points/GHz
6279 points/GHz
Test#2 (FP)
4691 points/GHz
5672 points/GHz
Test#3 (Generic, ZIP)
2403 points/GHz
1305 points/GHz
Test#1 (Memory)
1992 points/GHz
1662 points/GHz
TOTAL
15203 points/GHz
14918 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