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Core i5-8300H vs i3-1215U


Description
The i5-8300H is based on Coffee Lake architecture while the i3-1215U is based on Alder Lake.

Using the multithread performance as a reference, the i5-8300H gets a score of 182.5 k points while the i3-1215U gets 185.6 k points.

Summarizing, the i3-1215U is 1 times faster than the i5-8300H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
906a4
Core
Coffee Lake-H
Alder Lake-H
Architecture
Base frecuency
2.3 GHz
0.9 GHz
Boost frecuency
4 GHz
4.4 GHz
Socket
BGA 1440
BGA 1744
Cores/Threads
4/8
6/8
TDP
45 W
15 W
Cache L1 (d+i)
4x32+x4x32 kB
2x32/4x64+2x48/4x32 kB
Cache L2
4x256 kB
2x1280+2x2048 kB
Cache L3
8192 kB
10240 kB
Date
April 2018
April 2022
Mean monothread perf.
56.72k points
80.34k points
Mean multithread perf.
182.47k points
185.6k 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
i5-8300H
i3-1215U
Test#1 (Integers)
23.6k
37.56k (x1.59)
Test#2 (FP)
21.72k
21.13k (x0.97)
Test#3 (Generic, ZIP)
4.61k
11.35k (x2.46)
Test#1 (Memory)
6.8k
10.31k (x1.52)
TOTAL
56.72k
80.34k (x1.42)

Multithread

i5-8300H

i3-1215U
Test#1 (Integers)
79.12k
73.97k (x0.93)
Test#2 (FP)
81.27k
72.37k (x0.89)
Test#3 (Generic, ZIP)
17.46k
29.61k (x1.7)
Test#1 (Memory)
4.62k
9.65k (x2.09)
TOTAL
182.47k
185.6k (x1.02)

Performance/W
i5-8300H
i3-1215U
Test#1 (Integers)
1758 points/W
4931 points/W
Test#2 (FP)
1806 points/W
4825 points/W
Test#3 (Generic, ZIP)
388 points/W
1974 points/W
Test#1 (Memory)
103 points/W
643 points/W
TOTAL
4055 points/W
12374 points/W

Performance/GHz
i5-8300H
i3-1215U
Test#1 (Integers)
5899 points/GHz
8535 points/GHz
Test#2 (FP)
5431 points/GHz
4802 points/GHz
Test#3 (Generic, ZIP)
1152 points/GHz
2579 points/GHz
Test#1 (Memory)
1699 points/GHz
2343 points/GHz
TOTAL
14181 points/GHz
18258 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