AMD FX-8320 vs AMD Ryzen 7 5800X. Specifications, performance, tests

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

• CPU group
  AMD FX-8000 AMD Ryzen 5000
• Family
  FX-Series Ryzen
• Form Factor
  Desktops Desktops / Boxed Processor
• Generation
  2 4
• Predecessor
  - AMD Ryzen 7 3800X
• Segment
  Desktop / Server Desktop
• Series
  FX 8-Core Black Edition Processors Ryzen 5000 Series

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

• Base Frequency
  3.5 GHz 3.8 GHz
• Core architecture
  normal normal
• CPU Cores
  8 8
• CPU Threads
  8 16
• Hyperthreading / SMT
  No Yes
• Max. Boost Clock
  4 GHz 4.7 GHz
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  4 GHz 4.7 GHz
• Turbo Frequency (8 Cores)
  3.75 GHz 4.4 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.

• GPU name
  None None
• GPU Turbo
  No turbo -

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

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

Types, channel quantity of RAM supported by AMD Ryzen 7 5800X and AMD FX-8320. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  - 128 GB
• Memory channels
  2 2
• Memory type
  DDR3 DDR4
• PCIe lanes
  - 20
• PCIe version
  - 4.0
• System Memory Specification
  1866 3200
• PCIe
  - PCIe 4.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD FX-8320 and AMD Ryzen 7 5800X 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
  125 W 105 W
• Maximum Operating Temperature
  61.1 °C 90 °C
• TDP (PL1, legacy label)
  125 W 105 W

Architecture, interfaces, additional instructions supported by AMD FX-8320 and AMD Ryzen 7 5800X, virtual machine technologies and process technology.

• Architecture
  Vishera (Bulldozer) Vermeer (Zen 3)
• Codename
  Vishera Vermeer
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L1-Cache
  0.375 MB -
• L2-Cache
  8 MB 4 MB
• L3-Cache
  8 MB 32 MB
• Manufacturer product ID (boxed)
  FD8320FRHKBOX -
• Manufacturer product ID (tray)
  FD8320FRW8KHK -
• Release date
  Q4/2012 2020-11-05
• Socket
  AM3+ AM4
• Technology
  32nm SOI TSMC 7nm FinFET
• Virtualization
  AMD-V AMD-V, SVM