AMD Epyc 7551P vs AMD A6-9225. Specifications, performance, tests

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

• CPU group
  AMD Epyc 7001 AMD A6-9000
• Family
  AMD Epyc AMD A
• Generation
  1 6
• Segment
  Desktop / Server Mobile

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

• Base Frequency
  2 GHz 2.6 GHz
• Core architecture
  normal normal
• CPU Cores
  32 2
• CPU Threads
  64 2
• Hyperthreading / SMT
  Yes No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  3 GHz 3 GHz
• Turbo Frequency (32 Cores)
  2.55 GHz -
• Turbo Frequency (2 Cores)
  - 2.6 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.

• DirectX Version
  - 12
• Execution units
  - 3
• Generation
  - 7
• GPU Frequency
  - 660 MHz
• GPU name
  no iGPU AMD Radeon R4 (Stoney Ridge)
• GPU Turbo
  No turbo No turbo
• Max. displays
  - 3
• Max. GPU Memory
  - 2 GB
• Release date
  - Q2/2016
• Shader
  - 192
• Technology
  - 28 nm

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

• AV1
  No No
• H.264 / AVC
  No Conflicting source values: Decode | Decode / Encode
• h265 / HEVC (8 bit)
  No Decode
• h265 / HEVC (10 bit)
  No Decode
• JPEG
  No Decode / Encode
• VC-1
  No Decode
• VP8
  No Decode
• VP9
  No Decode

Types, channel quantity of RAM supported by AMD A6-9225 and AMD Epyc 7551P. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  - 8 GB
• Memory channels
  8 1
• Memory type
  DDR4-2666 DDR4-2133
• PCIe lanes
  128 8
• PCIe version
  3.0 3.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Epyc 7551P and AMD A6-9225 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
  - 90 °C
• TDP (PL1, legacy label)
  180 W 15 W
• TDP down
  - 10 W

Architecture, interfaces, additional instructions supported by AMD Epyc 7551P and AMD A6-9225, virtual machine technologies and process technology.

• Architecture
  Naples (Zen) Stoney Ridge (Excavator)
• 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, AVX, FMA3, FMA4
• L3-Cache
  64 MB 2 MB
• Release date
  Q3/2017 Q3/2018
• Socket
  SP3 FP4
• Technology
  14 nm 28 nm
• Virtualization
  AMD-V, SVM AMD-V