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Core i7-7020U vs i5-5300U


Description
The i7-7020U is based on Kaby Lake architecture while the i5-5300U is based on Broadwell.

Using the multithread performance as a reference, the i7-7020U gets a score of 73.1 k points while the i5-5300U gets 76.7 k points.

Summarizing, the i5-5300U is 1 times faster than the i7-7020U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ea
306d4
Core
Kaby Lake-U
Broadwell-U
Architecture
Base frecuency
2.3 GHz
2.3 GHz
Boost frecuency
2.3 GHz
2.9 GHz
Socket
BGA 1356
BGA 1168
Cores/Threads
2/4
2 /4
TDP
15 W
15 W
Cache L1 (d+i)
2x32+2x32 kB
2x32+2x32 kB
Cache L2
2x256 kB
256 kB
Cache L3
3072 kB
3072 kB
Date
April 2018
March 2015
Mean monothread perf.
33.63k points
38.29k points
Mean multithread perf.
73.15k points
76.71k 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
i7-7020U
i5-5300U
Test#1 (Integers)
14.25k
17.2k (x1.21)
Test#2 (FP)
12.72k
14.53k (x1.14)
Test#3 (Generic, ZIP)
2.81k
3.44k (x1.23)
Test#1 (Memory)
3.86k
3.12k (x0.81)
TOTAL
33.63k
38.29k (x1.14)

Multithread

i7-7020U

i5-5300U
Test#1 (Integers)
31.11k
28.7k (x0.92)
Test#2 (FP)
31.15k
35.19k (x1.13)
Test#3 (Generic, ZIP)
6.9k
9.24k (x1.34)
Test#1 (Memory)
3.99k
3.57k (x0.9)
TOTAL
73.15k
76.71k (x1.05)

Performance/W
i7-7020U
i5-5300U
Test#1 (Integers)
2074 points/W
1914 points/W
Test#2 (FP)
2076 points/W
2346 points/W
Test#3 (Generic, ZIP)
460 points/W
616 points/W
Test#1 (Memory)
266 points/W
238 points/W
TOTAL
4877 points/W
5114 points/W

Performance/GHz
i7-7020U
i5-5300U
Test#1 (Integers)
6196 points/GHz
5931 points/GHz
Test#2 (FP)
5528 points/GHz
5011 points/GHz
Test#3 (Generic, ZIP)
1221 points/GHz
1186 points/GHz
Test#1 (Memory)
1679 points/GHz
1076 points/GHz
TOTAL
14624 points/GHz
13204 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