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Core i5-12500H vs i3-1215U


Description
Both models i5-12500H and i3-1215U are based on Alder Lake architecture.

Alder Lake is the 12th generation of Intel Core. It uses the 10nm proccess and was the first to introduce a hybrid architecture with Performance cores and Efficiency cores.

Using the multithread performance as a reference, the i5-12500H gets a score of 225.7 k points while the i3-1215U gets 185.6 k points.

Summarizing, the i5-12500H is 1.2 times faster than the i3-1215U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906a3
906a4
Core
Alder Lake-H
Alder Lake-H
Architecture
Base frecuency
2.5 GHz
0.9 GHz
Boost frecuency
4.5 GHz
4.4 GHz
Socket
BGA 1744
BGA 1744
Cores/Threads
12/16
6/8
TDP
45 W
15 W
Cache L1 (d+i)
4x32/8X64+4x48/8X32 kB
2x32/4x64+2x48/4x32 kB
Cache L2
4x1280/2x2048 kB
2x1280+2x2048 kB
Cache L3
18432 kB
10240 kB
Date
February 2022
April 2022
Mean monothread perf.
58.37k points
80.34k points
Mean multithread perf.
225.65k points
185.6k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
i5-12500H
i3-1215U
Test#1 (Integers)
6.93k
6.95k (x1)
Test#2 (FP)
18.76k
16.28k (x0.87)
Test#3 (Generic, ZIP)
9.46k
10.49k (x1.11)
Test#1 (Memory)
8.17k
9.95k (x1.22)
TOTAL
43.33k
43.67k (x1.01)

Multithread

i5-12500H

i3-1215U
Test#1 (Integers)
18.04k
14.97k (x0.83)
Test#2 (FP)
66.78k
51.01k (x0.76)
Test#3 (Generic, ZIP)
37.55k
30.47k (x0.81)
Test#1 (Memory)
6.08k
8.59k (x1.41)
TOTAL
128.45k
105.05k (x0.82)

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i5-12500H
i3-1215U
Test#1 (Integers)
21.93k
20.87k (x0.95)
Test#2 (FP)
18.79k
20.74k (x1.1)
Test#3 (Generic, ZIP)
10.5k
11.32k (x1.08)
Test#1 (Memory)
8.11k
8.32k (x1.03)
TOTAL
59.33k
61.26k (x1.03)

Multithread

i5-12500H

i3-1215U
Test#1 (Integers)
61.07k
45.12k (x0.74)
Test#2 (FP)
86.08k
60.59k (x0.7)
Test#3 (Generic, ZIP)
41.08k
28.48k (x0.69)
Test#1 (Memory)
6.02k
14.06k (x2.34)
TOTAL
194.25k
148.26k (x0.76)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-12500H
i3-1215U
Test#1 (Integers)
21.11k
15.63k (x0.74)
Test#2 (FP)
19.61k
20.2k (x1.03)
Test#3 (Generic, ZIP)
9.53k
9.94k (x1.04)
Test#1 (Memory)
7.72k
8.06k (x1.04)
TOTAL
57.97k
53.83k (x0.93)

Multithread

i5-12500H

i3-1215U
Test#1 (Integers)
61.44k
35.72k (x0.58)
Test#2 (FP)
93.66k
56.41k (x0.6)
Test#3 (Generic, ZIP)
40.09k
25k (x0.62)
Test#1 (Memory)
6.01k
12.48k (x2.08)
TOTAL
201.2k
129.6k (x0.64)

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
i5-12500H
i3-1215U
Test#1 (Integers)
22.61k
37.56k (x1.66)
Test#2 (FP)
17.73k
21.13k (x1.19)
Test#3 (Generic, ZIP)
9.63k
11.35k (x1.18)
Test#1 (Memory)
8.4k
10.31k (x1.23)
TOTAL
58.37k
80.34k (x1.38)

Multithread

i5-12500H

i3-1215U
Test#1 (Integers)
85.49k
73.97k (x0.87)
Test#2 (FP)
94.93k
72.37k (x0.76)
Test#3 (Generic, ZIP)
39.15k
29.61k (x0.76)
Test#1 (Memory)
6.08k
9.65k (x1.59)
TOTAL
225.65k
185.6k (x0.82)

Performance/W
i5-12500H
i3-1215U
Test#1 (Integers)
1900 points/W
4931 points/W
Test#2 (FP)
2110 points/W
4825 points/W
Test#3 (Generic, ZIP)
870 points/W
1974 points/W
Test#1 (Memory)
135 points/W
643 points/W
TOTAL
5014 points/W
12374 points/W

Performance/GHz
i5-12500H
i3-1215U
Test#1 (Integers)
5025 points/GHz
8535 points/GHz
Test#2 (FP)
3939 points/GHz
4802 points/GHz
Test#3 (Generic, ZIP)
2139 points/GHz
2579 points/GHz
Test#1 (Memory)
1867 points/GHz
2343 points/GHz
TOTAL
12971 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