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Core i5-8500 vs i5-12400F


Description
The i5-8500 is based on Coffee Lake architecture while the i5-12400F 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 i5-12400F gets 512.2 k points.

Summarizing, the i5-12400F is 1.7 times faster than the i5-8500. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906ea
90672
Core
Coffee Lake-S
Alder Lake-S
Architecture
Base frecuency
3 GHz
2.5 GHz
Boost frecuency
4.1 GHz
4.4 GHz
Socket
LGA 1151
LGA 1700
Cores/Threads
6/6
6/12
TDP
65 W
65 W
Cache L1 (d+i)
6x32+6x32 kB
6x32+6x48 kB
Cache L2
6x256 kB
6x1280 kB
Cache L3
9216 kB
18432 kB
Date
March 2018
January 2022
Mean monothread perf.
69.09k points
88.01k points
Mean multithread perf.
307.52k points
512.23k 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
i5-8500
i5-12400F
Test#1 (Integers)
27.36k
37.79k (x1.38)
Test#2 (FP)
24.27k
24.07k (x0.99)
Test#3 (Generic, ZIP)
5.69k
12.44k (x2.19)
Test#1 (Memory)
11.77k
13.71k (x1.17)
TOTAL
69.09k
88.01k (x1.27)

Multithread

i5-8500

i5-12400F
Test#1 (Integers)
144.77k
212.6k (x1.47)
Test#2 (FP)
129.04k
197.81k (x1.53)
Test#3 (Generic, ZIP)
29.53k
84.35k (x2.86)
Test#1 (Memory)
4.18k
17.48k (x4.18)
TOTAL
307.52k
512.23k (x1.67)

Performance/W
i5-8500
i5-12400F
Test#1 (Integers)
2227 points/W
3271 points/W
Test#2 (FP)
1985 points/W
3043 points/W
Test#3 (Generic, ZIP)
454 points/W
1298 points/W
Test#1 (Memory)
64 points/W
269 points/W
TOTAL
4731 points/W
7881 points/W

Performance/GHz
i5-8500
i5-12400F
Test#1 (Integers)
6673 points/GHz
8588 points/GHz
Test#2 (FP)
5920 points/GHz
5471 points/GHz
Test#3 (Generic, ZIP)
1388 points/GHz
2827 points/GHz
Test#1 (Memory)
2870 points/GHz
3116 points/GHz
TOTAL
16850 points/GHz
20003 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