Intel Core i5-7640X vs Intel Core i7-7800X

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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 i7-7800X features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2017 and belongs to the 7 generation of the Intel Core i7 series.
To use the Intel Core i7-7800X, you'll need a motherboard with a LGA 2066 socket.
Desktop / Server Segment Desktop / Server
Intel Core i5-7640X Name Intel Core i7-7800X
Intel Core i5 Family Intel Core i7
7 Generation 7
Intel Core i 7000X Group Intel Core i 7000X
 
 

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 i7-7800X has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i7-7800X is 3.5 GHz
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4.2 GHz Turbo Frequency (1 core) 4.2 GHz
Yes Overclocking Yes
normal Core architecture normal
4.0 GHz Frequency 3.5 GHz
8 Threads 12
4.2 GHz Turbo Frequency (all cores) 3.9 GHz
Yes Hyperthreading Yes
4 CPU Cores 6
4x Cores 6x
 
 

Internal Graphics

The Intel Core i5-7640X does not have integrated graphics.
The Intel Core i7-7800X does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

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.
-- AVC --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

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 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 4
64.0 GB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
42.7 GB/s Bandwidth 76.8 GB/s
DDR4-2666 Memory type DDR4-2400
 
 

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 140 W watts.
-- Tjunction max --
112 W TDP (PL1 / PBP) 140 W
 
 

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 i7-7800X is manufactured using a 14 nm process.
In total, this processor boasts a generous 8.0 MB cache.
Q2/2017 Release date Q2/2017
-- 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, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
Monolithic Chip design Monolithic
Skylake X Architecture Skylake X
14 nm Technology 14 nm
LGA 2066 Socket LGA 2066
Windows 10, Linux Operating systems Windows 10, Linux
300 $ Release price 485 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
6.0 MB L3-Cache 8.0 MB
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
24162
24162
Intel Core i5-7640X
4C 8T @ 4.0 GHz
14204
14204

Geekbench 6 (Multi-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
6897
6897
Intel Core i5-7640X
4C 8T @ 4.0 GHz
3982
3982

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
6759
6759
Intel Core i5-7640X
4C 8T @ 4.0 GHz
3644
3644

Geekbench 3, 64bit (Single-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
4763
4763
Intel Core i5-7640X
4C 8T @ 4.0 GHz
4489
4489

Cinebench R20 (Multi-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
2809
2809
Intel Core i5-7640X
4C 8T @ 4.0 GHz
1409
1409

Geekbench 6 (Single-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
1411
1411
Intel Core i7-7800X
6C 12T @ 3.5 GHz
1406
1406

Cinebench R15 (Multi-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
1285
1285
Intel Core i5-7640X
4C 8T @ 4.0 GHz
720
720

Geekbench 5, 64bit (Single-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
1153
1153
Intel Core i7-7800X
6C 12T @ 3.5 GHz
1114
1114

Cinebench R20 (Single-Core)

Intel Core i5-7640X
4C 8T @ 4.0 GHz
412
412
Intel Core i7-7800X
6C 12T @ 3.5 GHz
358
358

Cinebench R15 (Single-Core)

Intel Core i7-7800X
6C 12T @ 3.5 GHz
184
184
Intel Core i5-7640X
4C 8T @ 4.0 GHz
180
180