Intel Core M-5Y31 vs Intel Core i5-6400

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core M-5Y31 or Intel Core M-5Y31 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core M-5Y31 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q4/2014 and belongs to the 5 generation of the Intel Core M series.
To use the Intel Core M-5Y31, you'll need a motherboard with a BGA 1234 socket.
The Intel Core i5-6400 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2015 and belongs to the 6 generation of the Intel Core i5 series.
To use the Intel Core i5-6400, you'll need a motherboard with a LGA 1151 socket.
Intel Core M 5 Group Intel Core i 6000
5 Generation 6
Mobile Segment Desktop / Server
Intel Core M-5Y31 Name Intel Core i5-6400
Intel Core M Family Intel Core i5
 
 

CPU Cores and Base Frequency

The Intel Core M-5Y31 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core M-5Y31 is 0.9 GHz
and turbo frequency for one core is 2.4 GHz.
The Intel Core i5-6400 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-6400 is 2.7 GHz
and turbo frequency for one core is 3.3 GHz.
4 Threads 4
2x Cores 4x
2 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking No
2.4 GHz Turbo Frequency (1 core) 3.3 GHz
0.9 GHz Frequency 2.7 GHz
1.8 GHz Turbo Frequency (all cores) 3.0 GHz
 
 

Internal Graphics

The Intel Core M-5Y31 has integrated graphics, called iGPU for short.
Specifically, the Intel Core M-5Y31 uses the Intel HD Graphics 5300, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i5-6400 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-6400 uses the Intel HD Graphics 530, which has 192 texture shaders
192 Shaders 192
Q3/2014 Release date Q3/2015
14 nm Technology 14 nm
11.2 Direct X 12
16.0 GB Max. GPU Memory 32.0 GB
-- Max. displays --
24 Execution units 24
0.3 GHz GPU frequency 0.35 GHz
8 Generation 9
0.85 GHz GPU (Turbo) 1.15 GHz
Intel HD Graphics 5300 GPU name Intel HD Graphics 530
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode VP8 Decode / Encode
Decode VC-1 Decode
Decode / Encode JPEG Decode / Encode
No AV1 No
Decode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode VP9 Decode
Decode h265 / HEVC (10 bit) Decode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 16.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR3L-1600 Memory type DDR4-2133, DDR3-1600
No ECC No
16.0 GB Max. Memory 64.0 GB
2 Memory channels 2
25.6 GB/s Bandwidth 34.1 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 4.5 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 65 W watts.
4.5 W TDP (PL1 / PBP) 65 W
-- Tjunction max --
 
 

Technical details

The Intel Core M-5Y31 is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-6400 is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q4/2014 Release date Q3/2015
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
14 nm Technology 14 nm
Monolithic Chip design Monolithic
-- Release price --
Broadwell Y Architecture Skylake S
4.0 MB L3-Cache 6.0 MB
Operating systems Windows 10, Linux
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
BGA 1234 Socket LGA 1151
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
10070
10070
Intel Core M-5Y31
2C 4T @ 0.9 GHz
3955
3955

Geekbench 3, 64bit (Single-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
3502
3502
Intel Core M-5Y31
2C 4T @ 0.9 GHz
2482
2482

Geekbench 6 (Multi-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
3086
3086
Intel Core M-5Y31
2C 4T @ 0.9 GHz
1280
1280

Geekbench 5, 64bit (Multi-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
2706
2706
Intel Core M-5Y31
2C 4T @ 0.9 GHz
1162
1162

Geekbench 6 (Single-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
1134
1134
Intel Core M-5Y31
2C 4T @ 0.9 GHz
722
722

Cinebench R15 (Multi-Core)

Intel Core i5-6400
4C 4T @ 2.7 GHz
497
497
Intel Core M-5Y31
2C 4T @ 0.9 GHz
187
187