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Core i5-11400F vs i5-11400


Description
Both models i5-11400F and i5-11400 are based on Rocket Lake architecture.

It’s the 11th generation of Core CPUs and it’s manufactures in the 14nm. It has support for PCIe 4.0

Using the multithread performance as a reference, the i5-11400F gets a score of 495.6 k points while the i5-11400 gets 489.3 k points.

Summarizing, the i5-11400F is 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
a0671
Core
Rocket Lake-S
Rocket Lake-S
Architecture
Base frecuency
2.6 GHz
2.6 GHz
Boost frecuency
4.4 GHz
4.4 GHz
Socket
LGA 1200
LGA 1200
Cores/Threads
6/12
6/12
TDP
65 W
65 W
Cache L1 (d+i)
6x32+6x48 kB
6x32+6x48 kB
Cache L2
6x512 kB
6x512 kB
Cache L3
12288 kB
12288 kB
Date
March 2021
March 2021
Mean monothread perf.
88.34k points
86.11k points
Mean multithread perf.
495.65k points
489.31k 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
i5-11400F
i5-11400
Test#1 (Integers)
31.66k
31.23k (x0.99)
Test#2 (FP)
26.21k
25.88k (x0.99)
Test#3 (Generic, ZIP)
11.96k
10.83k (x0.91)
Test#1 (Memory)
18.5k
18.17k (x0.98)
TOTAL
88.34k
86.11k (x0.97)

Multithread

i5-11400F

i5-11400
Test#1 (Integers)
210.36k
213.85k (x1.02)
Test#2 (FP)
203.84k
195.51k (x0.96)
Test#3 (Generic, ZIP)
72.05k
72.06k (x1)
Test#1 (Memory)
9.4k
7.89k (x0.84)
TOTAL
495.65k
489.31k (x0.99)

Performance/W
i5-11400F
i5-11400
Test#1 (Integers)
3236 points/W
3290 points/W
Test#2 (FP)
3136 points/W
3008 points/W
Test#3 (Generic, ZIP)
1108 points/W
1109 points/W
Test#1 (Memory)
145 points/W
121 points/W
TOTAL
7625 points/W
7528 points/W

Performance/GHz
i5-11400F
i5-11400
Test#1 (Integers)
7196 points/GHz
7098 points/GHz
Test#2 (FP)
5957 points/GHz
5881 points/GHz
Test#3 (Generic, ZIP)
2718 points/GHz
2461 points/GHz
Test#1 (Memory)
4205 points/GHz
4130 points/GHz
TOTAL
20076 points/GHz
19570 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