Intel Core i9-11900KF
AMD Epyc 7443P
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Comparing AMD Epyc 7443P vs Intel Core i9-11900KF

Comparison of video cards AMD Epyc 7443P vs Intel Core i9-11900KF in benchmarks and specifications.

Differences

Intel Core i9-11900KF

Top features of Intel Core i9-11900KF

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  • Higher clock speed
    3.50 GHz left arrow 2.85 GHz
    Around -23% better clock speed
  • Higher turbo clock speed
    5.30 GHz left arrow 4.00 GHz
    Around 25% better overclocked clock speed
  • Performance per watt
    125 W left arrow 200 W
    About 1.6 0.97 times less performance per watt
AMD Epyc 7443P

Top features of AMD Epyc 7443P

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  • More number of cores
    24 left arrow 8
    3 times more cores

Specifications

Complete list of technical specifications

CPU generation and family

Let's find out which one of Intel Core i9-11900KF and AMD Epyc 7443P is of a more recent generation, and what segment it belongs to.

Specification Value
Name Intel Core i9-11900KF left arrow AMD Epyc 7443P
Segment Desktop / Server left arrow Desktop / Server
Family Intel Core i9 left arrow AMD Epyc
Generation 11 left arrow 3
CPU group Intel Core i 11000 left arrow AMD Epyc 7003
Predecessor Intel Core i9-10900KF left arrow --
Successor Intel Core i9-12900KF left arrow --

CPU Cores and Base Frequency

In this block we are going to compare Intel Core i9-11900KF vs AMD Epyc 7443P by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

Specification Value
Frequency 3.50 GHz left arrow 2.85 GHz
CPU Cores 8 left arrow 24
Turbo (1 Core) 5.30 GHz left arrow 4.00 GHz
CPU Threads 16 left arrow 48
Hyperthreading Yes left arrow Yes
Overclocking Yes left arrow No
Core architecture normal left arrow normal

Internal Graphics

Common specifications for integrated graphics cards in Intel Core i9-11900KF and AMD Epyc 7443P along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

Specification Value
GPU name no iGPU left arrow no iGPU
GPU (Turbo) No turbo left arrow No turbo

Hardware codec support

Let's compare the support of video codecs between Intel Core i9-11900KF and AMD Epyc 7443P. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

Specification Value
h265 / HEVC (8 bit) No left arrow No
h265 / HEVC (10 bit) No left arrow No
h264 No left arrow No
VP9 No left arrow No
VP8 No left arrow No
AV1 No left arrow No
AVC No left arrow No
VC-1 No left arrow No
JPEG No left arrow No

Memory & PCIe

To choose the best model between Intel Core i9-11900KF and AMD Epyc 7443P you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

Specification Value
Memory type DDR4-3200 left arrow DDR4-3200
Max. Memory 128 GB left arrow
ECC No left arrow Yes
Memory channels 2 left arrow 8
PCIe version 4.0 left arrow 4.0
PCIe lanes 20 left arrow 128

Encryption

AES-NI encryption support for CPUs Intel Core i9-11900KF and AMD Epyc 7443P.

Specification Value
AES-NI Yes left arrow Yes

Thermal Management

Let's find out what TDP value would be better for Intel Core i9-11900KF or AMD Epyc 7443P? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

Specification Value
TDP (PL1) 125 W left arrow 200 W
TDP (PL2) 251 W / 56 s left arrow --
TDP down 95 W left arrow 165 W
Tjunction max. 100 °C left arrow --

Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i9-11900KF and AMD Epyc 7443P CPUs along with a list of ISA extensions.

Specification Value
Instruction set (ISA) x86-64 (64 bit) left arrow x86-64 (64 bit)
Virtualization VT-x, VT-x EPT, VT-d left arrow AMD-V, SVM
ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512 left arrow SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
L2-Cache 4.00 MB left arrow --
L3-Cache 16.00 MB left arrow 128.00 MB
Architecture Rocket Lake S left arrow Milan (Zen 3)
Technology 14 nm left arrow 7 nm
Socket LGA 1200 left arrow SP3
Release date Q1/2021 left arrow Q1/2021

Devices using this processor

List of devices based on Intel Core i9-11900KF and AMD Epyc 7443P.

Specification Value
Used in Unknown left arrow Unknown

Benchmarks

Real tests Intel Core i9-11900KF vs AMD Epyc 7443P

Geekbench 5, 64bit (Single-Core)

Geekbench 5 benchmark is the newest software suit.

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 software suite shows benchmark testing results of the memory performance and speed of the multi-core processor.

Latest comparisons