AMD Ryzen 7 5800 vs AMD Ryzen Threadripper Pro 3945WX. Specifications

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

• CPU group
  AMD Ryzen 5000 AMD Ryzen Threadripper PRO 3000
• Family
  AMD Ryzen Ryzen Threadripper PRO
• Generation
  4 3
• Predecessor
  AMD Ryzen 7 3800X -
• Segment
  Desktop / Server Desktop / Server
• Form Factor
  - Desktops
• Series
  - Ryzen Threadripper PRO 3000 WX-Series

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

• Base Frequency
  3.4 GHz 4 GHz
• Core architecture
  normal normal
• CPU Cores
  8 12
• CPU Threads
  16 24
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  4.6 GHz 4.3 GHz
• Turbo Frequency (8 Cores)
  4 GHz -
• Max. Boost Clock
  - 4.3 GHz
• Turbo Frequency (12 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
  no iGPU None
• GPU Turbo
  No turbo -
• Graphics verification source
  - 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 Threadripper Pro 3945WX and AMD Ryzen 7 5800. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  128 GB 2048 GB
• Memory channels
  2 8
• Memory type
  DDR4-3200 DDR4
• PCIe lanes
  20 72
• PCIe version
  4.0 4.0
• PCIe
  - PCIe 4.0
• System Memory Specification
  - 3200

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 7 5800 and AMD Ryzen Threadripper Pro 3945WX Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  95 °C 90 °C
• TDP (PL1, legacy label)
  65 W 280 W
• Default TDP
  - 280 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 5800 and AMD Ryzen Threadripper Pro 3945WX, virtual machine technologies and process technology.

• Architecture
  Vermeer (Zen 3) Castle Peak (Zen 2)
• 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
• L2-Cache
  4 MB 6 MB
• L3-Cache
  32 MB 64 MB
• Release date
  Q2/2021 2020-07-14
• Socket
  AM4 WRX8 (sWRX8)
• Technology
  7 nm TSMC 7nm FinFET
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Codename
  - Castle Peak
• L1-Cache
  - 0.75 MB
• Manufacturer product ID (boxed)
  - 100-100000168WOF
• Manufacturer product ID (tray)
  - 100-000000168
• Official source
  - https://www.amd.com/en/products/specifications/processors.html
• Operating systems
  - Windows 10 - 64-Bit Edition / Windows 11 - 64-Bit Edition
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  - 2026-10-01