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Core i5-11400 vs i7-12700K


Description
The i5-11400 is based on Rocket Lake architecture while the i7-12700K is based on Alder Lake.

Using the multithread performance as a reference, the i5-11400 gets a score of 489.3 k points while the i7-12700K gets 1034.1 k points.

Summarizing, the i7-12700K is 2.1 times faster than the i5-11400. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
a0671
90672
Core
Rocket Lake-S
Alder Lake
Architecture
Base frecuency
2.6 GHz
2.7 GHz
Boost frecuency
4.4 GHz
5 GHz
Socket
LGA 1200
LGA 1700
Cores/Threads
6/12
12/20
TDP
65 W
190 W
Cache L1 (d+i)
6x32+6x48 kB
8x32/4x64+8x48/4x32 kB
Cache L2
6x512 kB
8x1280+4x2048 kB
Cache L3
12288 kB
25600 kB
Date
March 2021
November 2021
Mean monothread perf.
86.11k points
110.2k points
Mean multithread perf.
489.31k 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
i5-11400
i7-12700K
Test#1 (Integers)
31.23k
52.13k (x1.67)
Test#2 (FP)
25.88k
28.97k (x1.12)
Test#3 (Generic, ZIP)
10.83k
15.04k (x1.39)
Test#1 (Memory)
18.17k
14.07k (x0.77)
TOTAL
86.11k
110.2k (x1.28)

Multithread

i5-11400

i7-12700K
Test#1 (Integers)
213.85k
458.8k (x2.15)
Test#2 (FP)
195.51k
377.45k (x1.93)
Test#3 (Generic, ZIP)
72.06k
171.31k (x2.38)
Test#1 (Memory)
7.89k
26.51k (x3.36)
TOTAL
489.31k
1034.06k (x2.11)

Performance/W
i5-11400
i7-12700K
Test#1 (Integers)
3290 points/W
2415 points/W
Test#2 (FP)
3008 points/W
1987 points/W
Test#3 (Generic, ZIP)
1109 points/W
902 points/W
Test#1 (Memory)
121 points/W
140 points/W
TOTAL
7528 points/W
5442 points/W

Performance/GHz
i5-11400
i7-12700K
Test#1 (Integers)
7098 points/GHz
10425 points/GHz
Test#2 (FP)
5881 points/GHz
5794 points/GHz
Test#3 (Generic, ZIP)
2461 points/GHz
3008 points/GHz
Test#1 (Memory)
4130 points/GHz
2813 points/GHz
TOTAL
19570 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