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Core i5-12500H vs i9-9900K


Description
The i5-12500H is based on Alder Lake architecture while the i9-9900K is based on Coffee Lake.

Using the multithread performance as a reference, the i5-12500H gets a score of 225.7 k points while the i9-9900K gets 545.3 k points.

Summarizing, the i9-9900K is 2.4 times faster than the i5-12500H. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906a3
906ec
Core
Alder Lake-H
Coffee Lake-S
Architecture
Base frecuency
2.5 GHz
3.6 GHz
Boost frecuency
4.5 GHz
5 GHz
Socket
BGA 1744
LGA 1151
Cores/Threads
12/16
8/16
TDP
45 W
95 W
Cache L1 (d+i)
4x32/8X64+4x48/8X32 kB
8x32+8x32 kB
Cache L2
4x1280/2x2048 kB
8x256 kB
Cache L3
18432 kB
16384 kB
Date
February 2022
October 2018
Mean monothread perf.
58.37k points
86.24k points
Mean multithread perf.
225.65k points
545.3k 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
i9-9900K
Test#1 (Integers)
6.93k
5.17k (x0.75)
Test#2 (FP)
18.76k
21.15k (x1.13)
Test#3 (Generic, ZIP)
9.46k
7.01k (x0.74)
Test#1 (Memory)
8.17k
15.32k (x1.88)
TOTAL
43.33k
48.66k (x1.12)

Multithread

i5-12500H

i9-9900K
Test#1 (Integers)
18.04k
38.45k (x2.13)
Test#2 (FP)
66.78k
155.68k (x2.33)
Test#3 (Generic, ZIP)
37.55k
51k (x1.36)
Test#1 (Memory)
6.08k
18.26k (x3)
TOTAL
128.45k
263.38k (x2.05)

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
i9-9900K
Test#1 (Integers)
22.61k
33.62k (x1.49)
Test#2 (FP)
17.73k
30.02k (x1.69)
Test#3 (Generic, ZIP)
9.63k
7.17k (x0.74)
Test#1 (Memory)
8.4k
15.43k (x1.84)
TOTAL
58.37k
86.24k (x1.48)

Multithread

i5-12500H

i9-9900K
Test#1 (Integers)
85.49k
248.93k (x2.91)
Test#2 (FP)
94.93k
224.43k (x2.36)
Test#3 (Generic, ZIP)
39.15k
53.39k (x1.36)
Test#1 (Memory)
6.08k
18.54k (x3.05)
TOTAL
225.65k
545.3k (x2.42)

Performance/W
i5-12500H
i9-9900K
Test#1 (Integers)
1900 points/W
2620 points/W
Test#2 (FP)
2110 points/W
2362 points/W
Test#3 (Generic, ZIP)
870 points/W
562 points/W
Test#1 (Memory)
135 points/W
195 points/W
TOTAL
5014 points/W
5740 points/W

Performance/GHz
i5-12500H
i9-9900K
Test#1 (Integers)
5025 points/GHz
6724 points/GHz
Test#2 (FP)
3939 points/GHz
6003 points/GHz
Test#3 (Generic, ZIP)
2139 points/GHz
1434 points/GHz
Test#1 (Memory)
1867 points/GHz
3087 points/GHz
TOTAL
12971 points/GHz
17247 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