AMD Ryzen 9 PRO 5945 vs AMD Ryzen 7 PRO 5845. Specifications, performance, tests

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

• CPU group
  AMD Ryzen 5000U AMD Ryzen 5000U
• Family
  Ryzen PRO Ryzen PRO
• Form Factor
  Desktops Desktops
• Generation
  4 4
• Segment
  Mobile Mobile
• Series
  Ryzen PRO 5000 Series Ryzen PRO 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 GHz 3.4 GHz
• Core architecture
  normal normal
• Core Configuration
  12x 8x
• CPU Cores
  12 8
• CPU Threads
  24 16
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4.7 GHz 4.6 GHz
• Overclocking
  No No
• Turbo Frequency (1 Core)
  4.7 GHz 4.6 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 no iGPU
• GPU Turbo
  No 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 PRO 5845 and AMD Ryzen 9 PRO 5945. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  64 GB 64 GB
• Memory Bandwidth
  51.2 GB/s 51.2 GB/s
• Memory channels
  2 2
• Memory type
  DDR4 DDR4
• PCIe
  PCIe 4.0 PCIe 4.0
• System Memory Specification
  3200 3200

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845 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
  65 W 65 W
• Maximum Operating Temperature
  95 °C 95 °C
• TDP (PL1 / PBP, legacy combined label)
  65 W 65 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845, virtual machine technologies and process technology.

• Architecture
  Cezanne (Zen 3) Cezanne (Zen 3)
• Chip design
  Chiplet Chiplet
• Codename
  Vermeer Vermeer
• Documents
  Technical data sheet Technical data sheet
• 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
  0.75 MB 0.5 MB
• L2-Cache
  6 MB 4 MB
• L3-Cache
  64 MB 32 MB
• Manufacturer product ID (tray)
  100-000000831 100-000000832
• Official source
  https://www.amd.com/en/products/specifications/processors.html https://www.amd.com/en/products/specifications/processors.html
• Operating systems
  Conflicting source values: Windows 10, Windows 11, Linux | Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition Conflicting source values: Windows 10, Windows 11, Linux | Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition
• Part Number
  100-000000831 100-000000832
• Release date
  Q3/2022 Q3/2022
• Socket
  AM4 AM4
• Technology
  TSMC 7nm FinFET TSMC 7nm FinFET
• 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 2026-10-01
• Virtualization
  AMD-V, SVM AMD-V, SVM