AMD Ryzen Threadripper 3990X vs AMD Ryzen 7 5800X3D. Specifications

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

• CPU group
  AMD Ryzen Threadripper 3000 AMD Ryzen 5000
• Family
  Ryzen Threadripper Ryzen
• Form Factor
  Desktops / Boxed Processor Desktops / Boxed Processor
• Generation
  3 4
• Segment
  Desktop / Server Desktop
• Series
  Ryzen Threadripper 3000 Series 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
  2.9 GHz 3.4 GHz
• Core architecture
  normal normal
• CPU Cores
  64 8
• CPU Threads
  128 16
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4.3 GHz 4.5 GHz
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  4.3 GHz 4.5 GHz
• Turbo Frequency (64 Cores)
  3.2 GHz -
• Turbo Frequency (8 Cores)
  - 4.2 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
• Graphics verification source
  https://www.amd.com/en/products/specifications/processors.html https://www.amd.com/en/products/specifications/processors.html

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 5800X3D and AMD Ryzen Threadripper 3990X. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  2048 GB 128 GB
• Memory channels
  4 2
• Memory type
  DDR4 DDR4
• PCIe
  PCIe 4.0 PCIe 4.0
• PCIe lanes
  72 -
• PCIe version
  4.0 -

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen Threadripper 3990X and AMD Ryzen 7 5800X3D 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
  280 W 105 W
• Maximum Operating Temperature
  95 °C 90 °C
• TDP (PL1, legacy label)
  280 W 105 W

Architecture, interfaces, additional instructions supported by AMD Ryzen Threadripper 3990X and AMD Ryzen 7 5800X3D, virtual machine technologies and process technology.

• Architecture
  Castle Peak (Zen 2) Vermeer (Zen 3)
• Codename
  Castle Peak Vermeer
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L1-Cache
  4 MB -
• L2-Cache
  32 MB 4 MB
• L3-Cache
  256 MB 96 MB
• Manufacturer product ID (boxed)
  100-100000163WOF -
• Manufacturer product ID (tray)
  100-000000163 -
• Official source
  https://www.amd.com/en/products/specifications/processors.html https://www.amd.com/en/products/processors/desktops/ryzen/5000-series/amd-ryzen-7-5800x3d.html
• Operating systems
  Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit -
• Release date
  2020-02-07 2022-04-20
• Socket
  sTRX4 AM4
• Technology
  TSMC 7nm FinFET TSMC 7nm FinFET
• Thermal Solution (PIB)
  Cooler Not Included, Liquid Cooling Recommended -
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  2026-10-01 2026-09-30
• Virtualization
  AMD-V, SVM AMD-V, SVM