Intel Core i7-9800X vs Intel Core i5-10400F

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-9800X or Intel Core i7-9800X – 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 i7-9800X features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2018 and belongs to the 9 generation of the Intel Core i7 series.
To use the Intel Core i7-9800X, you'll need a motherboard with a LGA 2066 socket.
The Intel Core i5-10400F features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q2/2020 and belongs to the 10 generation of the Intel Core i5 series.
To use the Intel Core i5-10400F, you'll need a motherboard with a LGA 1200 socket.
Intel Core i7 Family Intel Core i5
Desktop / Server Segment Desktop / Server
Intel Core i7-9800X Name Intel Core i5-10400F
Intel Core i 9000X Group Intel Core i 10000
9 Generation 10
 
 

CPU Cores and Base Frequency

The Intel Core i7-9800X has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i7-9800X is 3.8 GHz
and turbo frequency for one core is 4.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Core i5-10400F has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i5-10400F is 2.9 GHz
and turbo frequency for one core is 4.3 GHz.
8x Cores 6x
4.2 GHz Turbo Frequency (all cores) 4.0 GHz
3.8 GHz Frequency 2.9 GHz
8 CPU Cores 6
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking No
16 Threads 12
4.5 GHz Turbo Frequency (1 core) 4.3 GHz
 
 

Internal Graphics

The Intel Core i7-9800X does not have integrated graphics.
The Intel Core i5-10400F does not have integrated graphics.
-- GPU (Turbo) --
-- Release date --
-- Execution units --
-- Direct X --
-- Max. displays --
-- Shaders --
GPU name
-- GPU frequency --
0 bytes Max. GPU Memory 0 bytes
-- Generation --
-- Technology --
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.4 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 2 memory channels. It offers a peak memory bandwidth of 45.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Yes AES-NI Yes
128.0 GB Max. Memory 128.0 GB
85.4 GB/s Bandwidth 45.8 GB/s
DDR4-2666 Memory type DDR4-2666
pci PCIe pci
4 Memory channels 2
No ECC No
 
 

Thermal Management

The processor has a thermal design power (TDP) of 165 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.
165 W TDP (PL1 / PBP) 65 W
95 °C Tjunction max 100 °C
 
 

Technical details

The Intel Core i7-9800X 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 16.5 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-10400F is manufactured using a 14 nm process.
In total, this processor boasts a generous 12.0 MB cache.
Technical data sheet Documents Technical data sheet
Q4/2018 Release date Q2/2020
LGA 2066 Socket LGA 1200
0 bytes L2-Cache 0 bytes
16.5 MB L3-Cache 12.0 MB
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
Skylake X Refresh Architecture Comet Lake S
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
-- Release price 157 $
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
Monolithic Chip design Monolithic
14 nm Technology 14 nm
 
 

Benchmarks

Estimated results for PassMark CPU Mark

Intel Core i7-9800X
8C 16T @ 3.8 GHz
18113
18113
Intel Core i5-10400F
6C 12T @ 2.9 GHz
12399
12399

Cinebench R23 (Multi-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
13067
13067
Intel Core i5-10400F
6C 12T @ 2.9 GHz
8191
8191

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
9402
9402
Intel Core i5-10400F
6C 12T @ 2.9 GHz
6014
6014

Geekbench 6 (Multi-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
7654
7654
Intel Core i5-10400F
6C 12T @ 2.9 GHz
6322
6322

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
4467
4467
Intel Core i5-10400F
6C 12T @ 2.9 GHz
3548
3548

Cinebench R20 (Multi-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
4338
4338
Intel Core i5-10400F
6C 12T @ 2.9 GHz
3197
3197

Geekbench 6 (Single-Core)

Intel Core i5-10400F
6C 12T @ 2.9 GHz
1433
1433
Intel Core i7-9800X
8C 16T @ 3.8 GHz
1372
1372

Cinebench R23 (Single-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
1271
1271
Intel Core i5-10400F
6C 12T @ 2.9 GHz
1120
1120

Geekbench 5, 64bit (Single-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
1155
1155
Intel Core i5-10400F
6C 12T @ 2.9 GHz
1120
1120

Cinebench R20 (Single-Core)

Intel Core i7-9800X
8C 16T @ 3.8 GHz
455
455
Intel Core i5-10400F
6C 12T @ 2.9 GHz
450
450