Home / CPU Comparison / Intel Core i5-9400F or AMD Ryzen 9 3900XT: What's better?

Intel Core i5-9400F

vs

AMD Ryzen 9 3900XT

CPU Comparison Result

Below are the results of a comparison of Intel Core i5-9400F and AMD Ryzen 9 3900XT processors based on key performance characteristics, as well as power consumption and much more.

Advantages

AMD Ryzen 9 3900XT

More Total Cores: 12 (6 vs 12)
Higher Max Turbo Frequency: Up to 4.7GHz (4.10 GHz vs Up to 4.7GHz)
Larger L3 Cache: 64MB (9 MB vs 64MB)
Higher Technology: TSMC 7nm FinFET (14 nm vs TSMC 7nm FinFET)
Newer PCI Express Version: PCIe 4.0 (3.0 vs PCIe 4.0)
Newer Launch Date: July 2020 (January 2019 vs July 2020)

Basic

Intel

Label Name

AMD

January 2019

Launch Date

July 2020

Desktop

Platform

Desktop

i5-9400F

Model Name

Coffee Lake

Code Name

Matisse

OS Support

Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit *Operating System (OS) support will vary by manufacturer.

CPU Specifications

Total Cores

Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).

Total Threads

2.90 GHz

Basic Frequency

3.8GHz

Yes

Intel Virtualization Technology (VT-x)

Yes

Intel Virtualization Technology for Directed I/O (VT-d)

4.10 GHz

Max Turbo Frequency

Up to 4.7GHz

Yes

Enhanced Intel SpeedStep Technology

Intel Hyper-Threading Technology

2.0

Intel Turbo Boost Technology

4.10 GHz

Intel Turbo Boost Technology 2.0 Frequency

L2 Cache

6MB

9 MB

L3 Cache

64MB

9 MB Intel® Smart Cache

Cache

FCLGA1151

CPU Socket

The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.

Socket AM4

Unlocked for Overclocking

Yes

Intel AES New Instructions

14 nm

Technology

Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.

TSMC 7nm FinFET

65 W

TDP

105W

100°C

Max. Operating Temperature

Junction Temperature is the maximum temperature allowed at the processor die.

95°C

3.0

PCI Express Version

PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.

PCIe 4.0

Max Number of PCI Express Lanes

A PCI Express (PCIe) lane consists of two differential signaling pairs, one for receiving data, one for transmitting data, and is the basic unit of the PCIe bus. Max # of PCI Express Lanes is the total number of supported lanes.

64-bit

Instruction Set

An instruction set architecture (ISA) defines the instructions a processor can execute. Common architectures include x86-64, ARM and RISC-V. The ISA determines software compatibility, while optional instruction extensions add specialized capabilities.

Yes

Intel 64

Yes

Intel VT-x with Extended Page Tables (EPT)

Up to 1x16 | 2x8 | 1x8+2x4

PCI Express Configurations

PCI Express (PCIe) Configurations describe the available PCIe lane configurations that can be used to link to PCIe devices.

Memory Specifications

DDR4-2666

Memory Type

DDR4

128 GB

Max Memory Size

Max memory size refers to the maximum memory capacity supported by the processor.

Memory Channels

The number of memory channels refers to the bandwidth operation for real world application.

8 GT/s

Bus Speed

Up to 3200MT/s

41.6 GB/s

Max Memory Bandwidth

Max Memory bandwidth is the maximum rate at which data can be read from or stored into a semiconductor memory by the processor (in GB/s).

ECC Memory Support

ECC Memory Supported indicates processor support for Error-Correcting Code memory. ECC memory is a type of system memory that can detect and correct common kinds of internal data corruption. Note that ECC memory support requires both processor and chipset support.

GPU Specifications

Integrated Graphics Model

An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.

Discrete Graphics Card Required

Miscellaneous

Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX2

Intel Standard Manageability (ISM)

Yes

Execute Disable Bit

Execute Disable Bit is a hardware-based security feature that can reduce exposure to viruses and malicious-code attacks and prevent harmful software from executing and propagating on the server or network.

Yes

Intel Boot Guard

Yes

Intel OS Guard