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Core i9-12900HK vs Ryzen 7 5800X


Description
The i9-12900HK is based on Alder Lake architecture while the 5800X is based on Zen 3.

Using the multithread performance as a reference, the i9-12900HK gets a score of 622.8 k points while the 5800X gets 558.4 k points.

Summarizing, the i9-12900HK is 1.1 times faster than the 5800X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
906a3
a20f10
Core
Alder Lake-H
Vermeer
Architecture
Base frecuency
2.5 GHz
3.8 GHz
Boost frecuency
5 GHz
4.7 GHz
Socket
BGA 1744
AM4
Cores/Threads
14/20
8/16
TDP
45 W
105 W
Cache L1 (d+i)
6x32/8x64+6x48/8x32 kB
8x32+8x32 kB
Cache L2
6x1280/2x2048 kB
8x512 kB
Cache L3
24576 kB
32768 kB
Date
January 2022
November 2020
Mean monothread perf.
68.43k points
89.07k points
Mean multithread perf.
622.83k points
558.42k 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
i9-12900HK
5800X
Test#1 (Integers)
30.51k
24.14k (x0.79)
Test#2 (FP)
18.67k
26.3k (x1.41)
Test#3 (Generic, ZIP)
9.69k
12.09k (x1.25)
Test#1 (Memory)
9.55k
26.54k (x2.78)
TOTAL
68.43k
89.07k (x1.3)

Multithread

i9-12900HK

5800X
Test#1 (Integers)
273.58k
183.54k (x0.67)
Test#2 (FP)
228.21k
237.27k (x1.04)
Test#3 (Generic, ZIP)
111.89k
107.95k (x0.96)
Test#1 (Memory)
9.15k
29.66k (x3.24)
TOTAL
622.83k
558.42k (x0.9)

Performance/W
i9-12900HK
5800X
Test#1 (Integers)
6080 points/W
1748 points/W
Test#2 (FP)
5071 points/W
2260 points/W
Test#3 (Generic, ZIP)
2486 points/W
1028 points/W
Test#1 (Memory)
203 points/W
282 points/W
TOTAL
13841 points/W
5318 points/W

Performance/GHz
i9-12900HK
5800X
Test#1 (Integers)
6103 points/GHz
5137 points/GHz
Test#2 (FP)
3734 points/GHz
5596 points/GHz
Test#3 (Generic, ZIP)
1938 points/GHz
2571 points/GHz
Test#1 (Memory)
1911 points/GHz
5646 points/GHz
TOTAL
13686 points/GHz
18951 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