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Core i5-8500 vs i3-1215U


Description
The i5-8500 is based on Coffee Lake architecture while the i3-1215U is based on Alder Lake.

Using the multithread performance as a reference, the i5-8500 gets a score of 307.5 k points while the i3-1215U gets 185.6 k points.

Summarizing, the i5-8500 is 1.7 times faster than the i3-1215U. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
906a4
Core
Coffee Lake-S
Alder Lake-H
Architecture
Base frecuency
3 GHz
0.9 GHz
Boost frecuency
4.1 GHz
4.4 GHz
Socket
LGA 1151
BGA 1744
Cores/Threads
6/6
6/8
TDP
65 W
15 W
Cache L1 (d+i)
6x32+6x32 kB
2x32/4x64+2x48/4x32 kB
Cache L2
6x256 kB
2x1280+2x2048 kB
Cache L3
9216 kB
10240 kB
Date
March 2018
April 2022
Mean monothread perf.
69.09k points
80.34k points
Mean multithread perf.
307.52k 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
i5-8500
i3-1215U
Test#1 (Integers)
4.19k
6.95k (x1.66)
Test#2 (FP)
17.38k
16.28k (x0.94)
Test#3 (Generic, ZIP)
5.46k
10.49k (x1.92)
Test#1 (Memory)
11.92k
9.95k (x0.83)
TOTAL
38.96k
43.67k (x1.12)

Multithread

i5-8500

i3-1215U
Test#1 (Integers)
27.67k
14.97k (x0.54)
Test#2 (FP)
94.07k
51.01k (x0.54)
Test#3 (Generic, ZIP)
29.05k
30.47k (x1.05)
Test#1 (Memory)
4.39k
8.59k (x1.96)
TOTAL
155.18k
105.05k (x0.68)

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
i5-8500
i3-1215U
Test#1 (Integers)
15.22k
20.87k (x1.37)
Test#2 (FP)
22.02k
20.74k (x0.94)
Test#3 (Generic, ZIP)
5.75k
11.32k (x1.97)
Test#1 (Memory)
12.17k
8.32k (x0.68)
TOTAL
55.17k
61.26k (x1.11)

Multithread

i5-8500

i3-1215U
Test#1 (Integers)
87.78k
45.12k (x0.51)
Test#2 (FP)
126.73k
60.59k (x0.48)
Test#3 (Generic, ZIP)
32.93k
28.48k (x0.87)
Test#1 (Memory)
4.22k
14.06k (x3.33)
TOTAL
251.65k
148.26k (x0.59)

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
i5-8500
i3-1215U
Test#1 (Integers)
15.21k
15.63k (x1.03)
Test#2 (FP)
22.94k
20.2k (x0.88)
Test#3 (Generic, ZIP)
5.54k
9.94k (x1.8)
Test#1 (Memory)
11.39k
8.06k (x0.71)
TOTAL
55.07k
53.83k (x0.98)

Multithread

i5-8500

i3-1215U
Test#1 (Integers)
79.52k
35.72k (x0.45)
Test#2 (FP)
107.78k
56.41k (x0.52)
Test#3 (Generic, ZIP)
31.89k
25k (x0.78)
Test#1 (Memory)
13.37k
12.48k (x0.93)
TOTAL
232.55k
129.6k (x0.56)

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
i5-8500
i3-1215U
Test#1 (Integers)
27.36k
37.56k (x1.37)
Test#2 (FP)
24.27k
21.13k (x0.87)
Test#3 (Generic, ZIP)
5.69k
11.35k (x1.99)
Test#1 (Memory)
11.77k
10.31k (x0.88)
TOTAL
69.09k
80.34k (x1.16)

Multithread

i5-8500

i3-1215U
Test#1 (Integers)
144.77k
73.97k (x0.51)
Test#2 (FP)
129.04k
72.37k (x0.56)
Test#3 (Generic, ZIP)
29.53k
29.61k (x1)
Test#1 (Memory)
4.18k
9.65k (x2.31)
TOTAL
307.52k
185.6k (x0.6)

Performance/W
i5-8500
i3-1215U
Test#1 (Integers)
2227 points/W
4931 points/W
Test#2 (FP)
1985 points/W
4825 points/W
Test#3 (Generic, ZIP)
454 points/W
1974 points/W
Test#1 (Memory)
64 points/W
643 points/W
TOTAL
4731 points/W
12374 points/W

Performance/GHz
i5-8500
i3-1215U
Test#1 (Integers)
6673 points/GHz
8535 points/GHz
Test#2 (FP)
5920 points/GHz
4802 points/GHz
Test#3 (Generic, ZIP)
1388 points/GHz
2579 points/GHz
Test#1 (Memory)
2870 points/GHz
2343 points/GHz
TOTAL
16850 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