Intel Core i5-7400 vs Intel Core i3-7350K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-7400 or Intel Core i5-7400 – 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 i5-7400 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2017 and belongs to the 7 generation of the Intel Core i5 series.
To use the Intel Core i5-7400, you'll need a motherboard with a LGA 1151 socket.
The Intel Core i3-7350K features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2017 and belongs to the 7 generation of the Intel Core i3 series.
To use the Intel Core i3-7350K, you'll need a motherboard with a LGA 1151 socket.
Desktop / Server Segment Desktop / Server
Intel Core i5-7400 Name Intel Core i3-7350K
Intel Core i5 Family Intel Core i3
7 Generation 7
Intel Core i 7000 Group Intel Core i 7000
 
 

CPU Cores and Base Frequency

The Intel Core i5-7400 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-7400 is 3.0 GHz
and turbo frequency for one core is 3.5 GHz.
The Intel Core i3-7350K has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i3-7350K is 4.2 GHz
3.5 GHz Turbo Frequency (1 core) None
No Overclocking Yes
normal Core architecture normal
3.0 GHz Frequency 4.2 GHz
4 Threads 4
3.3 GHz Turbo Frequency (all cores) None
No Hyperthreading Yes
4 CPU Cores 2
4x Cores 2x
 
 

Internal Graphics

The Intel Core i5-7400 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-7400 uses the Intel HD Graphics 630, 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 i3-7350K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i3-7350K uses the Intel HD Graphics 630, which has 192 texture shaders
0.35 GHz GPU frequency 0.35 GHz
Q2/2016 Release date Q2/2016
12 Direct X 12
Intel HD Graphics 630 GPU name Intel HD Graphics 630
14 nm Technology 14 nm
-- Max. displays --
192 Shaders 192
64.0 GB Max. GPU Memory 64.0 GB
24 Execution units 24
9.5 Generation 9.5
1.0 GHz GPU (Turbo) 1.15 GHz
 
 

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 / Encode AVC Decode / Encode
Decode VC-1 Decode
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode JPEG Decode / Encode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
64.0 GB Max. Memory 64.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
38.4 GB/s Bandwidth 38.4 GB/s
DDR4-2400 Memory type DDR3-1600, DDR4-2400
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 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 60 W watts.
-- Tjunction max 100 °C
65 W TDP (PL1 / PBP) 60 W
 
 

Technical details

The Intel Core i5-7400 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 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i3-7350K is manufactured using a 14 nm process.
In total, this processor boasts a generous 4.0 MB cache.
Q1/2017 Release date Q1/2017
-- Part Number --
0 bytes L2-Cache 0 bytes
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
Monolithic Chip design Monolithic
Kaby Lake S Architecture Kaby Lake S
14 nm Technology 14 nm
LGA 1151 Socket LGA 1151
Windows 10, Linux Operating systems Windows 10, Linux
220 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
6.0 MB L3-Cache 4.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i5-7400
4C 4T @ 3.0 GHz
11124
11124
Intel Core i3-7350K
2C 4T @ 4.2 GHz
9118
9118

Geekbench 3, 64bit (Single-Core)

Intel Core i3-7350K
2C 4T @ 4.2 GHz
4301
4301
Intel Core i5-7400
4C 4T @ 3.0 GHz
3732
3732

Cinebench R23 (Multi-Core)

Intel Core i5-7400
4C 4T @ 3.0 GHz
3359
3359
Intel Core i3-7350K
2C 4T @ 4.2 GHz
3136
3136

Geekbench 6 (Multi-Core)

Intel Core i5-7400
4C 4T @ 3.0 GHz
3346
3346
Intel Core i3-7350K
2C 4T @ 4.2 GHz
2740
2740

Geekbench 5, 64bit (Multi-Core)

Intel Core i5-7400
4C 4T @ 3.0 GHz
2803
2803
Intel Core i3-7350K
2C 4T @ 4.2 GHz
2557
2557

Geekbench 6 (Single-Core)

Intel Core i3-7350K
2C 4T @ 4.2 GHz
1298
1298
Intel Core i5-7400
4C 4T @ 3.0 GHz
1175
1175

Cinebench R23 (Single-Core)

Intel Core i3-7350K
2C 4T @ 4.2 GHz
1251
1251
Intel Core i5-7400
4C 4T @ 3.0 GHz
925
925

Cinebench R15 (Multi-Core)

Intel Core i5-7400
4C 4T @ 3.0 GHz
564
564
Intel Core i3-7350K
2C 4T @ 4.2 GHz
458
458