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Core i7-11700K vs i9-13900HX


Description
The i7-11700K is based on Rocket Lake architecture while the i9-13900HX is based on Raptor Lake.

Using the multithread performance as a reference, the i7-11700K gets a score of 742.2 k points while the i9-13900HX gets 877.5 k points.

Summarizing, the i9-13900HX is 1.2 times faster than the i7-11700K. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0671
b0671
Core
Rocket Lake-S
Raptor Lake-HX
Architecture
Rocket Lake
Base frecuency
3.6 GHz
2.2 GHz
Boost frecuency
5 GHz
5.4 GHz
Socket
LGA 1200
BGA 1964
Cores/Threads
8/16
24/32
TDP
125 W
55 W
Cache L1 (d+i)
8x32+8x48 kB
8x32/16x64+8x48/16x32 kB
Cache L2
8x512 kB
8x2048/4x4096 kB
Cache L3
16384 kB
36864 kB
Date
March 2021
January 2023
Mean monothread perf.
99.57k points
104.9k points
Mean multithread perf.
742.15k points
877.5k 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
i7-11700K
i9-13900HX
Test#1 (Integers)
36.24k
49.8k (x1.37)
Test#2 (FP)
28.87k
26.07k (x0.9)
Test#3 (Generic, ZIP)
12.76k
13.65k (x1.07)
Test#1 (Memory)
21.7k
15.38k (x0.71)
TOTAL
99.57k
104.9k (x1.05)

Multithread

i7-11700K

i9-13900HX
Test#1 (Integers)
315.15k
375.69k (x1.19)
Test#2 (FP)
303.07k
329.21k (x1.09)
Test#3 (Generic, ZIP)
111.09k
157.71k (x1.42)
Test#1 (Memory)
12.85k
14.89k (x1.16)
TOTAL
742.15k
877.5k (x1.18)

Performance/W
i7-11700K
i9-13900HX
Test#1 (Integers)
2521 points/W
6831 points/W
Test#2 (FP)
2425 points/W
5986 points/W
Test#3 (Generic, ZIP)
889 points/W
2867 points/W
Test#1 (Memory)
103 points/W
271 points/W
TOTAL
5937 points/W
15955 points/W

Performance/GHz
i7-11700K
i9-13900HX
Test#1 (Integers)
7247 points/GHz
9222 points/GHz
Test#2 (FP)
5775 points/GHz
4828 points/GHz
Test#3 (Generic, ZIP)
2551 points/GHz
2529 points/GHz
Test#1 (Memory)
4341 points/GHz
2848 points/GHz
TOTAL
19914 points/GHz
19427 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