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Core i5-6500 vs i5-12500H


Description
The i5-6500 is based on Skylake architecture while the i5-12500H is based on Alder Lake.

Using the multithread performance as a reference, the i5-6500 gets a score of 179.4 k points while the i5-12500H gets 225.7 k points.

Summarizing, the i5-12500H is 1.3 times faster than the i5-6500 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
906a3
Core
Skylake-S
Alder Lake-H
Architecture
Base frecuency
3.2 GHz
2.5 GHz
Boost frecuency
3.6 GHz
4.5 GHz
Socket
LGA 1151
BGA 1744
Cores/Threads
4/4
12/16
TDP
65 W
45 W
Cache L1 (d+i)
4x32+4x32 kB
4x32/8X64+4x48/8X32 kB
Cache L2
4x256 kB
4x1280/2x2048 kB
Cache L3
6144 kB
18432 kB
Date
September 2015
February 2022
Mean monothread perf.
53.7k points
58.37k points
Mean multithread perf.
179.44k points
225.65k 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
i5-6500
i5-12500H
Test#1 (Integers)
3.46k
6.93k (x2.01)
Test#2 (FP)
14.61k
18.76k (x1.28)
Test#3 (Generic, ZIP)
4.66k
9.46k (x2.03)
Test#1 (Memory)
6.99k
8.17k (x1.17)
TOTAL
29.71k
43.33k (x1.46)

Multithread

i5-6500

i5-12500H
Test#1 (Integers)
12.52k
18.04k (x1.44)
Test#2 (FP)
51.13k
66.78k (x1.31)
Test#3 (Generic, ZIP)
17.41k
37.55k (x2.16)
Test#1 (Memory)
3.9k
6.08k (x1.56)
TOTAL
84.96k
128.45k (x1.51)

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
i5-6500
i5-12500H
Test#1 (Integers)
13.07k
21.11k (x1.62)
Test#2 (FP)
20.23k
19.61k (x0.97)
Test#3 (Generic, ZIP)
4.93k
9.53k (x1.94)
Test#1 (Memory)
9.2k
7.72k (x0.84)
TOTAL
47.43k
57.97k (x1.22)

Multithread

i5-6500

i5-12500H
Test#1 (Integers)
49.62k
61.44k (x1.24)
Test#2 (FP)
74.82k
93.66k (x1.25)
Test#3 (Generic, ZIP)
18.46k
40.09k (x2.17)
Test#1 (Memory)
4.21k
6.01k (x1.43)
TOTAL
147.12k
201.2k (x1.37)

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
i5-6500
i5-12500H
Test#1 (Integers)
22.89k
22.61k (x0.99)
Test#2 (FP)
19.87k
17.73k (x0.89)
Test#3 (Generic, ZIP)
4.58k
9.63k (x2.1)
Test#1 (Memory)
6.36k
8.4k (x1.32)
TOTAL
53.7k
58.37k (x1.09)

Multithread

i5-6500

i5-12500H
Test#1 (Integers)
84.36k
85.49k (x1.01)
Test#2 (FP)
72.91k
94.93k (x1.3)
Test#3 (Generic, ZIP)
16.08k
39.15k (x2.44)
Test#1 (Memory)
6.1k
6.08k (x1)
TOTAL
179.44k
225.65k (x1.26)

Performance/W
i5-6500
i5-12500H
Test#1 (Integers)
1298 points/W
1900 points/W
Test#2 (FP)
1122 points/W
2110 points/W
Test#3 (Generic, ZIP)
247 points/W
870 points/W
Test#1 (Memory)
94 points/W
135 points/W
TOTAL
2761 points/W
5014 points/W

Performance/GHz
i5-6500
i5-12500H
Test#1 (Integers)
6359 points/GHz
5025 points/GHz
Test#2 (FP)
5521 points/GHz
3939 points/GHz
Test#3 (Generic, ZIP)
1271 points/GHz
2139 points/GHz
Test#1 (Memory)
1766 points/GHz
1867 points/GHz
TOTAL
14917 points/GHz
12971 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