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Core i5-7300HQ vs i3-8350K


Description
The i5-7300HQ is based on Kaby Lake architecture while the i3-8350K is based on Coffee Lake.

Using the multithread performance as a reference, the i5-7300HQ gets a score of 168.8 k points while the i3-8350K gets 237.6 k points.

Summarizing, the i3-8350K is 1.4 times faster than the i5-7300HQ. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906e9
906eb
Core
Kaby Lake-H
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
4 GHz
Boost frecuency
3.5 GHz
4 GHz
Socket
BGA1440
LGA 1151
Cores/Threads
4/4
4/4
TDP
45 W
91 W
Cache L1 (d+i)
4x32+4x32 kB
4x32+4x32 kB
Cache L2
4x256 kB
4x256 kB
Cache L3
6144 kB
8192 kB
Date
January 2017
October 2017
Mean monothread perf.
53.51k points
68.36k points
Mean multithread perf.
168.81k points
237.63k 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
i5-7300HQ
i3-8350K
Test#1 (Integers)
21.65k
27.29k (x1.26)
Test#2 (FP)
19.18k
24.19k (x1.26)
Test#3 (Generic, ZIP)
4.38k
5.75k (x1.31)
Test#1 (Memory)
8.3k
11.13k (x1.34)
TOTAL
53.51k
68.36k (x1.28)

Multithread

i5-7300HQ

i3-8350K
Test#1 (Integers)
77.12k
107.78k (x1.4)
Test#2 (FP)
68.68k
95.93k (x1.4)
Test#3 (Generic, ZIP)
15.24k
22.65k (x1.49)
Test#1 (Memory)
7.78k
11.26k (x1.45)
TOTAL
168.81k
237.63k (x1.41)

Performance/W
i5-7300HQ
i3-8350K
Test#1 (Integers)
1714 points/W
1184 points/W
Test#2 (FP)
1526 points/W
1054 points/W
Test#3 (Generic, ZIP)
339 points/W
249 points/W
Test#1 (Memory)
173 points/W
124 points/W
TOTAL
3751 points/W
2611 points/W

Performance/GHz
i5-7300HQ
i3-8350K
Test#1 (Integers)
6186 points/GHz
6823 points/GHz
Test#2 (FP)
5480 points/GHz
6048 points/GHz
Test#3 (Generic, ZIP)
1251 points/GHz
1436 points/GHz
Test#1 (Memory)
2372 points/GHz
2784 points/GHz
TOTAL
15289 points/GHz
17091 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