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Core i5-9300H vs i7-8650U


Description
The i5-9300H is based on Coffee Lake architecture while the i7-8650U is based on Kaby Lake.

Using the multithread performance as a reference, the i5-9300H gets a score of 188 k points while the i7-8650U gets 173.5 k points.

Summarizing, the i5-9300H is 1.1 times faster than the i7-8650U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ed
806ea
Core
Coffee Lake-H
Kaby Lake-R
Architecture
Base frecuency
2.4 GHz
1.9 GHz
Boost frecuency
4.1 GHz
4.2 GHz
Socket
BGA 1440
BGA 1356
Cores/Threads
4/8
4/8
TDP
45 W
15 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
8192 kB
8192 kB
Date
April 2019
August 2017
Mean monothread perf.
61.06k points
55.86k points
Mean multithread perf.
187.98k points
173.49k 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
i5-9300H
i7-8650U
Test#1 (Integers)
24.7k
21.61k (x0.88)
Test#2 (FP)
21.5k
19.69k (x0.92)
Test#3 (Generic, ZIP)
4.87k
4.61k (x0.95)
Test#1 (Memory)
9.99k
9.95k (x1)
TOTAL
61.06k
55.86k (x0.91)

Multithread

i5-9300H

i7-8650U
Test#1 (Integers)
85.56k
78.38k (x0.92)
Test#2 (FP)
76.43k
72.02k (x0.94)
Test#3 (Generic, ZIP)
19.35k
16.95k (x0.88)
Test#1 (Memory)
6.63k
6.15k (x0.93)
TOTAL
187.98k
173.49k (x0.92)

Performance/W
i5-9300H
i7-8650U
Test#1 (Integers)
1901 points/W
5225 points/W
Test#2 (FP)
1698 points/W
4802 points/W
Test#3 (Generic, ZIP)
430 points/W
1130 points/W
Test#1 (Memory)
147 points/W
410 points/W
TOTAL
4177 points/W
11566 points/W

Performance/GHz
i5-9300H
i7-8650U
Test#1 (Integers)
6023 points/GHz
5146 points/GHz
Test#2 (FP)
5245 points/GHz
4689 points/GHz
Test#3 (Generic, ZIP)
1187 points/GHz
1097 points/GHz
Test#1 (Memory)
2437 points/GHz
2368 points/GHz
TOTAL
14893 points/GHz
13300 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