AMD Ryzen 7 5800X3D vs AMD Phenom II X4 965. Specifications, performance, tests

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

• CPU group
  AMD Ryzen 5000 AMD Phenom II - 800/900
• Family
  Ryzen AMD Phenom II
• Form Factor
  Desktops / Boxed Processor -
• Generation
  4 4
• Segment
  Desktop Desktop / Server
• 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
  3.4 GHz 3.4 GHz
• Core architecture
  normal normal
• CPU Cores
  8 4
• CPU Threads
  16 4
• Hyperthreading / SMT
  Yes No
• Max. Boost Clock
  4.5 GHz -
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  4.5 GHz No turbo
• Turbo Frequency (8 Cores)
  4.2 GHz -
• Turbo Frequency (4 Cores)
  - No turbo

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 no iGPU
• 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 Phenom II X4 965 and AMD Ryzen 7 5800X3D. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  128 GB -
• Memory channels
  2 2
• Memory type
  DDR4 DDR2-1066
• PCIe
  PCIe 4.0 -

• AES-NI
  Yes No

Compare the TDP requirements of TDP AMD Ryzen 7 5800X3D and AMD Phenom II X4 965 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
  105 W -
• Maximum Operating Temperature
  90 °C -
• TDP (PL1, legacy label)
  105 W 140 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 5800X3D and AMD Phenom II X4 965, virtual machine technologies and process technology.

• Architecture
  Vermeer (Zen 3) Deneb (K10)
• Codename
  Vermeer -
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE3, SSE4a
• L2-Cache
  4 MB -
• L3-Cache
  96 MB 6 MB
• Release date
  2022-04-20 Q3/2009
• Socket
  AM4 AM3
• Technology
  TSMC 7nm FinFET 45 nm
• Virtualization
  AMD-V, SVM AMD-V