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Core i9-13900K vs i9-10940X


Description
The i9-13900K is based on Raptor Lake architecture while the i9-10940X is based on Cascade Lake.

Using the multithread performance as a reference, the i9-13900K gets a score of 1763.1 k points while the i9-10940X gets 1088.1 k points.

Summarizing, the i9-13900K is 1.6 times faster than the i9-10940X. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
b0671
50657
Core
Raptor Lake-S
Cascade Lake-X
Architecture
Raptor Lake
Base frecuency
2.2 GHz
3.3 GHz
Boost frecuency
5.8 GHz
4.8 GHz
Socket
LGA 1700
LGA 2066
Cores/Threads
24/32
14/28
TDP
125 W
165 W
Cache L1 (d+i)
8x32/16x64+8x48/16x32 kB
14x32+14x32 kB
Cache L2
8x2048+4x4096 kB
14x1024 kB
Cache L3
36864 kB
19712 kB
Date
October 2022
November 2019
Mean monothread perf.
129.15k points
72.04k points
Mean multithread perf.
1763.08k points
1088.11k 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
i9-13900K
i9-10940X
Test#1 (Integers)
58.6k
29.75k (x0.51)
Test#2 (FP)
33.29k
27.44k (x0.82)
Test#3 (Generic, ZIP)
17.77k
5.81k (x0.33)
Test#1 (Memory)
19.49k
9.05k (x0.46)
TOTAL
129.15k
72.04k (x0.56)

Multithread

i9-13900K

i9-10940X
Test#1 (Integers)
804.04k
485.37k (x0.6)
Test#2 (FP)
613.45k
472.7k (x0.77)
Test#3 (Generic, ZIP)
311.08k
113.09k (x0.36)
Test#1 (Memory)
34.5k
16.95k (x0.49)
TOTAL
1763.08k
1088.11k (x0.62)

Performance/W
i9-13900K
i9-10940X
Test#1 (Integers)
6432 points/W
2942 points/W
Test#2 (FP)
4908 points/W
2865 points/W
Test#3 (Generic, ZIP)
2489 points/W
685 points/W
Test#1 (Memory)
276 points/W
103 points/W
TOTAL
14105 points/W
6595 points/W

Performance/GHz
i9-13900K
i9-10940X
Test#1 (Integers)
10104 points/GHz
6197 points/GHz
Test#2 (FP)
5739 points/GHz
5717 points/GHz
Test#3 (Generic, ZIP)
3064 points/GHz
1210 points/GHz
Test#1 (Memory)
3360 points/GHz
1885 points/GHz
TOTAL
22268 points/GHz
15009 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