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Ryzen 9 5900X vs Core i7-12700K


Description
The 5900X is based on Zen 3 architecture while the i7-12700K is based on Alder Lake.

Using the multithread performance as a reference, the 5900X gets a score of 840.1 k points while the i7-12700K gets 1034.1 k points.

Summarizing, the i7-12700K is 1.2 times faster than the 5900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a20f10
90672
Core
Vermeer
Alder Lake
Architecture
Base frecuency
3.7 GHz
2.7 GHz
Boost frecuency
4.8 GHz
5 GHz
Socket
AM4
LGA 1700
Cores/Threads
12/24
12/20
TDP
105 W
190 W
Cache L1 (d+i)
12x32+12x32 kB
8x32/4x64+8x48/4x32 kB
Cache L2
12x512 kB
8x1280+4x2048 kB
Cache L3
2x32768 kB
25600 kB
Date
November 2020
November 2021
Mean monothread perf.
89.82k points
110.2k points
Mean multithread perf.
840.11k points
1034.06k 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
5900X
i7-12700K
Test#1 (Integers)
24.34k
52.13k (x2.14)
Test#2 (FP)
26.8k
28.97k (x1.08)
Test#3 (Generic, ZIP)
12.12k
15.04k (x1.24)
Test#1 (Memory)
26.55k
14.07k (x0.53)
TOTAL
89.82k
110.2k (x1.23)

Multithread

5900X

i7-12700K
Test#1 (Integers)
263.12k
458.8k (x1.74)
Test#2 (FP)
353.9k
377.45k (x1.07)
Test#3 (Generic, ZIP)
159.07k
171.31k (x1.08)
Test#1 (Memory)
64.01k
26.51k (x0.41)
TOTAL
840.11k
1034.06k (x1.23)

Performance/W
5900X
i7-12700K
Test#1 (Integers)
2506 points/W
2415 points/W
Test#2 (FP)
3371 points/W
1987 points/W
Test#3 (Generic, ZIP)
1515 points/W
902 points/W
Test#1 (Memory)
610 points/W
140 points/W
TOTAL
8001 points/W
5442 points/W

Performance/GHz
5900X
i7-12700K
Test#1 (Integers)
5071 points/GHz
10425 points/GHz
Test#2 (FP)
5584 points/GHz
5794 points/GHz
Test#3 (Generic, ZIP)
2526 points/GHz
3008 points/GHz
Test#1 (Memory)
5530 points/GHz
2813 points/GHz
TOTAL
18712 points/GHz
22040 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