AMD Ryzen 7 7800X3D vs AMD Ryzen 9 9900X. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  AMD Ryzen 7000 -
• Family
  Ryzen Ryzen
• Form Factor
  Desktops / Boxed Processor Desktops / Boxed Processor
• Generation
  6 -
• Predecessor
  AMD Ryzen 7 5800X3D -
• Segment
  Desktop Desktop
• Series
  Ryzen 7000 Series Ryzen 9000 Series

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  4.2 GHz 4.4 GHz
• Core architecture
  normal -
• Core Configuration
  8x -
• CPU Cores
  8 12
• CPU Threads
  16 24
• Hyperthreading / SMT
  Yes -
• Max. Boost Clock
  5 GHz 5.6 GHz
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  5.6 GHz 5.6 GHz
• Turbo Frequency (8 Cores)
  5.4 GHz -

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  12 -
• Execution units
  2 -
• Generation
  9 -
• GPU Frequency
  2200 MHz 2200 MHz
• GPU name
  AMD Radeon Graphics AMD Radeon Graphics
• GPU Turbo
  2200 MHz -
• Graphics Cores
  2 2
• Max. displays
  3 -
• Max. GPU Memory
  8 GB -
• Release date
  Q3/2022 -
• Shader
  128 -
• Technology
  5 nm -

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No -
• H.264 / AVC
  Decode / Encode -
• h265 / HEVC (8 bit)
  Decode / Encode -
• h265 / HEVC (10 bit)
  Decode / Encode -
• JPEG
  Decode / Encode -
• VC-1
  Decode -
• VP8
  Decode / Encode -
• VP9
  Decode / Encode -

Types, channel quantity of RAM supported by AMD Ryzen 9 9900X and AMD Ryzen 7 7800X3D. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes -
• Max. Memory
  128 GB -
• Memory Bandwidth
  83.2 GB/s -
• Memory channels
  2 2
• Memory type
  DDR5 DDR5
• PCIe
  PCIe 5.0 PCIe 5.0

• AES-NI
  Yes -

Compare the TDP requirements of TDP AMD Ryzen 7 7800X3D and AMD Ryzen 9 9900X Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Default TDP
  120 W 120 W
• Maximum Operating Temperature
  89 °C 95 °C
• TDP (PL1, legacy label)
  170 W -
• TDP (PL2)
  230 W -
• TDP (PL1 / PBP, legacy combined label)
  - 120 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 7800X3D and AMD Ryzen 9 9900X, virtual machine technologies and process technology.

• Architecture
  Raphael (Zen 4) Zen 5
• Chip design
  Chiplet -
• Codename
  Raphael AM5 Granite Ridge AM5
• Instruction set (ISA)
  x86-64 (64 bit) -
• ISA extensions
  SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 -
• L2-Cache
  8 MB 12 MB
• L3-Cache
  96 MB 64 MB
• Operating systems
  Windows 10, Windows 11, Linux -
• Release date
  2023-04-06 2024-08-15
• Socket
  AM5 AM5
• Technology
  TSMC 5nm FinFET TSMC 4nm FinFET
• Virtualization
  AMD-V, SVM -
• I/O die process
  - TSMC 6nm FinFET