AMD EPYC 7343 vs Intel Core i9-11900KF

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

AMD EPYC 7343 or AMD EPYC 7343 – 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 AMD EPYC 7343 features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q1/2021 and belongs to the 3 generation of the AMD EPYC series.
To use the AMD EPYC 7343, you'll need a motherboard with a SP3 socket.
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.
Desktop / Server Segment Desktop / Server
AMD EPYC 7343 Name Intel Core i9-11900KF
AMD EPYC Family Intel Core i9
3 Generation 11
AMD EPYC 7003 Group Intel Core i 11000
 
 

CPU Cores and Base Frequency

The AMD EPYC 7343 has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD EPYC 7343 is 3.2 GHz
and turbo frequency for one core is 3.9 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
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.
3.9 GHz Turbo Frequency (1 core) 5.3 GHz
No Overclocking Yes
normal Core architecture normal
3.2 GHz Frequency 3.5 GHz
32 Threads 16
None None 4.8 GHz
Yes Hyperthreading Yes
16 CPU Cores 8
16x Zen 3 Cores 8x
 
 

Internal Graphics

The AMD EPYC 7343 does not have integrated graphics.
The Intel Core i9-11900KF 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 4.0 TB distributed across 8 memory channels. It offers a peak memory bandwidth of 204.8 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 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
8 Memory channels 2
4.0 TB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC No
204.8 GB/s Bandwidth 51.2 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 190 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 125 W watts.
200 W TDP up None
-- Tjunction max 100 °C
190 W TDP (PL1 / PBP) 125 W
165 W TDP down 95 W
 
 

Technical details

The AMD EPYC 7343 is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 128.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i9-11900KF is manufactured using a 14 nm process.
In total, this processor boasts a generous 16.0 MB cache.
Q1/2021 Release date Q1/2021
-- Part Number --
0 bytes L2-Cache 4.0 MB
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
Chiplet Chip design Monolithic
Milan (Zen 3) Architecture Rocket Lake S
7 nm Technology 14 nm
SP3 Socket LGA 1200
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
1565 $ Release price 513 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
128.0 MB L3-Cache 16.0 MB