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Core i5-6400 vs ARM M1


Description
The i5-6400 is based on Skylake architecture while the M1 is based on -.

Using the multithread performance as a reference, the i5-6400 gets a score of 129.5 k points while the M1 gets 142.3 k points.

Summarizing, the M1 is 1.1 times faster than the i5-6400 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
506e3
f4a
Core
Skylake-S
-
Architecture
Skylake
Base frecuency
2.7 GHz
3.2 GHz
Boost frecuency
3.3 GHz
3.2 GHz
Socket
LGA 1151
-
Cores/Threads
4/4
4/4
TDP
65 W
- W
Cache L1 (d+i)
4x32+4x32 kB
- kB
Cache L2
4x256 kB
- kB
Cache L3
6144 kB
- kB
Date
September 2015
January 1900
Mean monothread perf.
48.05k points
41.44k points
Mean multithread perf.
174.05k points
142.32k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
i5-6400
M1
Test#1 (Integers)
11.56k
9.46k (x0.82)
Test#2 (FP)
16.53k
24.42k (x1.48)
Test#3 (Generic, ZIP)
4.3k
3.76k (x0.87)
Test#1 (Memory)
3.97k
3.8k (x0.96)
TOTAL
36.36k
41.44k (x1.14)

Multithread

i5-6400

M1
Test#1 (Integers)
43.01k
34.73k (x0.81)
Test#2 (FP)
64.46k
87.52k (x1.36)
Test#3 (Generic, ZIP)
16.14k
13.74k (x0.85)
Test#1 (Memory)
5.91k
6.34k (x1.07)
TOTAL
129.51k
142.32k (x1.1)

Performance/W
i5-6400
M1
Test#1 (Integers)
662 points/W