Intel Core i9-11900KF vs AMD Ryzen 7 5800X

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i9-11900KF or Intel Core i9-11900KF – 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 i9-11900KF features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q1/2021 and belongs to the 11 generation of the Intel Core i9 series.
To use the Intel Core i9-11900KF, you'll need a motherboard with a LGA 1200 socket.
The AMD Ryzen 7 5800X features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2020 and belongs to the 4 generation of the AMD Ryzen 7 series.
To use the AMD Ryzen 7 5800X, you'll need a motherboard with a AM4 (PGA 1331) socket.
Desktop / Server Segment Desktop / Server
Intel Core i9-11900KF Name AMD Ryzen 7 5800X
Intel Core i9 Family AMD Ryzen 7
11 Generation 4
Intel Core i 11000 Group AMD Ryzen 5000
 
 

CPU Cores and Base Frequency

The Intel Core i9-11900KF has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Core i9-11900KF is 3.5 GHz
and turbo frequency for one core is 5.3 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 7 5800X has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 5800X is 3.8 GHz
and turbo frequency for one core is 4.7 GHz.
5.3 GHz Turbo Frequency (1 core) 4.7 GHz
Yes Overclocking Yes
normal Core architecture normal
3.5 GHz Frequency 3.8 GHz
16 Threads 16
4.8 GHz Turbo Frequency (all cores) 4.4 GHz
Yes Hyperthreading Yes
8 CPU Cores 8
8x Cores 8x
 
 

Internal Graphics

The Intel Core i9-11900KF does not have integrated graphics.
The AMD Ryzen 7 5800X 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 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
128.0 GB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC Yes
51.2 GB/s Bandwidth 51.2 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 125 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 105 W watts.
100 °C Tjunction max 90 °C
125 W TDP (PL1 / PBP) 105 W
95 W TDP down None
 
 

Technical details

The Intel Core i9-11900KF 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 16.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 7 5800X is manufactured using a 7 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Q1/2021 Release date Q4/2020
-- Part Number --
4.0 MB L2-Cache 4.0 MB
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Monolithic Chip design Chiplet
Rocket Lake S Architecture Vermeer (Zen 3)
14 nm Technology 7 nm
LGA 1200 Socket AM4 (PGA 1331)
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
513 $ Release price 449 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
16.0 MB L3-Cache 32.0 MB
 
 

Benchmarks

Estimated results for PassMark CPU Mark

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
28084
28084
Intel Core i9-11900KF
8C 16T @ 3.5 GHz
25385
25385

Cinebench R23 (Multi-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
16211
16211
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
15228
15228

Geekbench 5, 64bit (Multi-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
11645
11645
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
11465
11465

V-Ray CPU-Render Benchmark

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
11170
11170
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
11125
11125

Geekbench 6 (Multi-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
11167
11167
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
10940
10940

CPU-Z Benchmark 17 (Multi-Core)

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
6554
6554
Intel Core i9-11900KF
8C 16T @ 3.5 GHz
6455
6455

Cinebench R20 (Multi-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
6187
6187
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
5724
5724

Cinebench R15 (Multi-Core)

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
2611
2611
Intel Core i9-11900KF
8C 16T @ 3.5 GHz
2515
2515

Geekbench 6 (Single-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
2349
2349
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
2136
2136

Geekbench 5, 64bit (Single-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
1878
1878
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
1728
1728

Cinebench R23 (Single-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
1686
1686
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
1619
1619

Cinebench R20 (Single-Core)

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
650
650
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
628
628

Cinebench R15 (Single-Core)

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
270
270
Intel Core i9-11900KF
8C 16T @ 3.5 GHz
262
262

Blender 3.1 Benchmark

Intel Core i9-11900KF
8C 16T @ 3.5 GHz
243
243
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
225
225

Monero Hashrate kH/s

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
9
9
Intel Core i9-11900KF
8C 16T @ 3.5 GHz
7.3
7.3

Intel Core i9-11900KF and AMD Ryzen 7 5800X in leaderboards