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Core i5-8350U vs i7-5500U


Description
The i5-8350U is based on Kaby Lake architecture while the i7-5500U is based on Broadwell.

Using the multithread performance as a reference, the i5-8350U gets a score of 112.1 k points while the i7-5500U gets 82.9 k points.

Summarizing, the i5-8350U is 1.4 times faster than the i7-5500U . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806ea
306d4
Core
Kaby Lake-R
Broadwell-U
Architecture
Base frecuency
1.7 GHz
2.4 GHz
Boost frecuency
3.6 GHz
3 GHz
Socket
BGA 1356
BGA 1168
Cores/Threads
4/8
2 /4
TDP
15 W
15 W
Cache L1 (d+i)
4x32+4x32 kB
2x32+2x32 kB
Cache L2
4x256 kB
256 kB
Cache L3
6144 kB
4096 kB
Date
August 2017
March 2015
Mean monothread perf.
38.31k points
40.41k points
Mean multithread perf.
112.12k points
82.89k 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
i5-8350U
i7-5500U
Test#1 (Integers)
16.74k
17.76k (x1.06)
Test#2 (FP)
14.66k
14.9k (x1.02)
Test#3 (Generic, ZIP)
2.79k
4.17k (x1.49)
Test#1 (Memory)
4.12k
3.58k (x0.87)
TOTAL
38.31k
40.41k (x1.05)

Multithread

i5-8350U

i7-5500U
Test#1 (Integers)
51.05k
34.9k (x0.68)
Test#2 (FP)
45.59k
35.07k (x0.77)
Test#3 (Generic, ZIP)
10.69k
9.28k (x0.87)
Test#1 (Memory)
4.78k
3.64k (x0.76)
TOTAL
112.12k
82.89k (x0.74)

Performance/W
i5-8350U
i7-5500U
Test#1 (Integers)
3403 points/W
2327 points/W
Test#2 (FP)
3039 points/W
2338 points/W
Test#3 (Generic, ZIP)
713 points/W
619 points/W
Test#1 (Memory)
319 points/W
243 points/W
TOTAL
7475 points/W
5526 points/W

Performance/GHz
i5-8350U
i7-5500U
Test#1 (Integers)
4650 points/GHz
5920 points/GHz
Test#2 (FP)
4071 points/GHz
4966 points/GHz
Test#3 (Generic, ZIP)
776 points/GHz
1390 points/GHz
Test#1 (Memory)
1144 points/GHz
1193 points/GHz
TOTAL
10642 points/GHz
13469 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