Intel Core i5-7640X vs Intel Core i3-7100

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-7640X or Intel Core i5-7640X – 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 i5-7640X features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2017 and belongs to the 7 generation of the Intel Core i5 series.
To use the Intel Core i5-7640X, you'll need a motherboard with a LGA 2066 socket.
The Intel Core i3-7100 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 i3-7100, you'll need a motherboard with a LGA 1151 socket.
Intel Core i 7000X Group Intel Core i 7000
7 Generation 7
Desktop / Server Segment Desktop / Server
Intel Core i5-7640X Name Intel Core i3-7100
Intel Core i5 Family Intel Core i3
 
 

CPU Cores and Base Frequency

The Intel Core i5-7640X has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-7640X is 4.0 GHz
and turbo frequency for one core is 4.2 GHz.
The Intel Core i3-7100 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i3-7100 is 3.9 GHz
8 Threads 4
4x Cores 2x
4 CPU Cores 2
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking No
4.2 GHz Turbo Frequency (1 core) None
4.0 GHz Frequency 3.9 GHz
4.2 GHz Turbo Frequency (all cores) None
 
 

Internal Graphics

The Intel Core i5-7640X does not have integrated graphics.
The Intel Core i3-7100 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i3-7100 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.
-- Shaders 192
-- Release date Q2/2016
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 64.0 GB
-- Max. displays --
-- Execution units 24
-- GPU frequency 0.35 GHz
-- Generation 9.5
-- GPU (Turbo) 1.1 GHz
GPU name Intel HD Graphics 630
 
 

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

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 42.7 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 38.4 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
DDR4-2666 Memory type DDR3-1600, DDR4-2400
No ECC No
64.0 GB Max. Memory 64.0 GB
2 Memory channels 2
42.7 GB/s Bandwidth 38.4 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 112 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 51 W watts.
112 W TDP (PL1 / PBP) 51 W
-- Tjunction max 100 °C
 
 

Technical details

The Intel Core i5-7640X 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 i3-7100 is manufactured using a 14 nm process.
In total, this processor boasts a generous 3.0 MB cache.
Q2/2017 Release date Q1/2017
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
14 nm Technology 14 nm
Monolithic Chip design Monolithic
300 $ Release price --
Skylake X Architecture Kaby Lake S
6.0 MB L3-Cache 3.0 MB
Windows 10, Linux 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 --
LGA 2066 Socket LGA 1151
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
14204
14204
Intel Core i3-7100
2C 4T @ 3.9 GHz
8467
8467

Geekbench 3, 64bit (Single-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
4489
4489
Intel Core i3-7100
2C 4T @ 3.9 GHz
3994
3994

Geekbench 6 (Multi-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
3982
3982
Intel Core i3-7100
2C 4T @ 3.9 GHz
2436
2436

Geekbench 5, 64bit (Multi-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
3644
3644
Intel Core i3-7100
2C 4T @ 3.9 GHz
2076
2076

Geekbench 6 (Single-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
1411
1411
Intel Core i3-7100
2C 4T @ 3.9 GHz
1225
1225

Cinebench R15 (Multi-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
720
720
Intel Core i3-7100
2C 4T @ 3.9 GHz
425
425