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Core i9-10940X vs i7-12700KF


Description
The i9-10940X is based on Cascade Lake architecture while the i7-12700KF is based on Alder Lake.

Using the multithread performance as a reference, the i9-10940X gets a score of 1088.1 k points while the i7-12700KF gets 1018.3 k points.

Summarizing, the i9-10940X is 1.1 times faster than the i7-12700KF. 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-S
Architecture
Base frecuency
3.3 GHz
3.6 GHz
Boost frecuency
4.8 GHz
5 GHz
Socket
LGA 2066
LGA 1700
Cores/Threads
14/28
12/20
TDP
165 W
125 W
Cache L1 (d+i)
14x32+14x32 kB
8x32/4x64+8x48/4x32 kB
Cache L2
14x1024 kB
8x1280/2048 kB
Cache L3
19712 kB
25600 kB
Date
November 2019
November 2021
Mean monothread perf.
72.04k points
111.27k points
Mean multithread perf.
1088.11k points
1018.31k 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
i9-10940X
i7-12700KF
Test#1 (Integers)
29.75k
53.63k (x1.8)
Test#2 (FP)
27.44k
29.55k (x1.08)
Test#3 (Generic, ZIP)
5.81k
15.21k (x2.62)
Test#1 (Memory)
9.05k
12.88k (x1.42)
TOTAL
72.04k
111.27k (x1.54)

Multithread

i9-10940X

i7-12700KF
Test#1 (Integers)
485.37k
465.61k (x0.96)
Test#2 (FP)
472.7k
367.26k (x0.78)
Test#3 (Generic, ZIP)
113.09k
164.92k (x1.46)
Test#1 (Memory)
16.95k
20.52k (x1.21)
TOTAL
1088.11k
1018.31k (x0.94)

Performance/W
i9-10940X
i7-12700KF
Test#1 (Integers)
2942 points/W
3725 points/W
Test#2 (FP)
2865 points/W
2938 points/W
Test#3 (Generic, ZIP)
685 points/W
1319 points/W
Test#1 (Memory)
103 points/W
164 points/W
TOTAL
6595 points/W
8146 points/W

Performance/GHz
i9-10940X
i7-12700KF
Test#1 (Integers)
6197 points/GHz
10726 points/GHz
Test#2 (FP)
5717 points/GHz
5910 points/GHz
Test#3 (Generic, ZIP)
1210 points/GHz
3041 points/GHz
Test#1 (Memory)
1885 points/GHz
2577 points/GHz
TOTAL
15009 points/GHz
22255 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