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AMD Ryzen 9 9955HX

Published at: March 24, 2025

Last Update: March 29, 2025

Brand:
AMD
Category:

Key Features

  • Cores: 16
  • Threads: 32
  • TDP: 55W
  • Frequency: 2.5 GHz
  • Boost: 5.4 GHz
  • Range Codename: Fire Range
  • Socket: FL1 Socket

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AMD Ryzen 9 9955HX Specifications

Cache

Cache L180 KB (per core)
Cache L21 MB (per core)
Cache L364 MB (shared)

Physical

tJMax100°C
SocketAMD Socket FL1
FoundryTSMC
PackageµFC-BGAFL1
Die Size2x 70.6 mm²
Transistors16,630 million
I/O Die Size122 mm²
Process Size4 nm
I/O Transistors3,400 million
I/O Process Size6 nm

Processor

Part#100-000001028
MarketMobile
Release DateJan 6th, 2025
Bundled CoolerNone
Production StatusActive

Core Config

# of Cores16
SMP # CPUs1
# of Threads32
Integrated GraphicsRadeon 610M

Performance

PPT74-101 W
TDP55 W
Frequency2.5 GHz
Base Clock100 MHz
Multiplier25.0x
Turbo Clockup to 5.4 GHz
Configurable TDP75 W
Multiplier UnlockedYes

Architecture

CodenameFire Range
ECC MemoryYes
GenerationRyzen 9(Zen 5 (Fire Range))
Memory BusDual-channel
PCI-ExpressGen 5, 28 Lanes(CPU only)
Rated Speed5600 MT/s
Memory SupportDDR5

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About the Author

Fahim Rayhan

Tech enthusiast and senior reviewer with 5+ years of experience in the tech industry.

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