NameAMD Ryzen™ 5 8400F
FamilyRyzen
SeriesRyzen 8000 Series
FormatDesktop computers
AMD PRO TechnologiesNo
Consumer UseYes
Regional availabilityGlobal
Previous code namePhoenix
ArchitectureZen 4
No. of CPU cores6
Multi-threaded (SMT)Yes
No. of threads12
Maximum turbo clock Up to 4.7 GHz
Base clock 4.2 GHz
L2 Cache6 MB
L3 Cache16 MB
Default TDP65W
AMD Configurable TDP (cTDP)45-65W
Processor technology for CPU coresTSMC 4nm FinFET
CPU Processing Chip (CCD) Size178mm²
Packet chip count1
Unlocked for overclocking Yes
AMD EXPO™ Memory Overclocking TechnologyYes
Precision Boost OverdriveYes
Curve Optimizer Voltage OffsetsYes
AMD Ryzen™ Master SupportYes
Socket de CPUAM5
Supporting ChipsetsA620 , X670E , X670 , B650E , B650 , X870E , X870 , B840 , B850
CPU Boost TechnologyPrecision Boost 2
Instruction Setx86-64
Supported extensionsAES , AMD-V , AVX , AVX2 , AVX512 , FMA3 , MMX-plus , SHA , SSE , SSE2 , SSE3 , SSSE3 , SSE4.1 , SSE4.2 , SSE4A , x86-64
Maximum Operating Temperature (Tjmax)95°C
* OS supportWindows 11 – 64-Bit Edition , Windows 10 – 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit
Native USB 4 (40Gbps)2
Native USB 3.2 Gen 2 (10Gbps)2
Native USB 2.0 (480Mbps)1
PCI Express® VersionPCIe® 4.0
Native PCIe® Lanes (Total/Usable)20 , 16
NVMe supportBoot , RAID0 , RAID1
System Memory TypeDDR5
Maximum Memory256 GB
System Memory SubtypeUDIMM
Maximum memory speed
2x1R
DDR5-5200
2x2R
DDR5-5200
4x1R
DDR5-3600
4x2R
DDR5-3600
Graphics card modelDiscrete graphics card required
AMD SmartAccess MemoryAvailable