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Core i9-10900X vs i7-12700K


Description
The i9-10900X is based on Cascade Lake architecture while the i7-12700K is based on Alder Lake.

Using the multithread performance as a reference, the i9-10900X gets a score of 632.4 k points while the i7-12700K gets 1034.1 k points.

Summarizing, the i7-12700K is 1.6 times faster than the i9-10900X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
50657
90672
Core
Cascade Lake-X
Alder Lake
Architecture
Base frecuency
3.7 GHz
2.7 GHz
Boost frecuency
4.7 GHz
5 GHz
Socket
LGA 2066
LGA 1700
Cores/Threads
10/20
12/20
TDP
165 W
190 W
Cache L1 (d+i)
10x32+10x32 kB
8x32/4x64+8x48/4x32 kB
Cache L2
10x1024 kB
8x1280+4x2048 kB
Cache L3
19712 kB
25600 kB
Date
November 2019
November 2021
Mean monothread perf.
62.28k points
110.2k points
Mean multithread perf.
632.35k 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
i9-10900X
i7-12700K
Test#1 (Integers)
25.97k
52.13k (x2.01)
Test#2 (FP)
22.37k
28.97k (x1.29)
Test#3 (Generic, ZIP)
5.3k
15.04k (x2.84)
Test#1 (Memory)
8.63k
14.07k (x1.63)
TOTAL
62.28k
110.2k (x1.77)

Multithread

i9-10900X

i7-12700K
Test#1 (Integers)
281.98k
458.8k (x1.63)
Test#2 (FP)
259.01k
377.45k (x1.46)
Test#3 (Generic, ZIP)
64.87k
171.31k (x2.64)
Test#1 (Memory)
26.5k
26.51k (x1)
TOTAL
632.35k
1034.06k (x1.64)

Performance/W
i9-10900X
i7-12700K
Test#1 (Integers)
1709 points/W
2415 points/W
Test#2 (FP)
1570 points/W
1987 points/W
Test#3 (Generic, ZIP)
393 points/W
902 points/W
Test#1 (Memory)
161 points/W
140 points/W
TOTAL
3832 points/W
5442 points/W

Performance/GHz
i9-10900X
i7-12700K
Test#1 (Integers)
5526 points/GHz
10425 points/GHz
Test#2 (FP)
4760 points/GHz
5794 points/GHz
Test#3 (Generic, ZIP)
1128 points/GHz
3008 points/GHz
Test#1 (Memory)
1835 points/GHz
2813 points/GHz
TOTAL
13250 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