AMD A4-4355M vs AMD A4-9120C. Specifications, performance, tests

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

• CPU group
  AMD A4-4000M AMD A4-9000
• Family
  AMD A AMD A
• Generation
  2 6
• Segment
  Mobile Mobile

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

• Base Frequency
  1.9 GHz 1.6 GHz
• Core architecture
  normal normal
• CPU Cores
  2 2
• CPU Threads
  2 2
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.4 GHz 2.4 GHz
• Turbo Frequency (2 Cores)
  2.4 GHz 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.

• DirectX Version
  11 12
• Execution units
  3 3
• Generation
  4 7
• GPU Frequency
  330 MHz 600 MHz
• GPU name
  AMD Radeon HD 7400G AMD Radeon R4 (Stoney Ridge)
• GPU Turbo
  420 MHz No turbo
• Max. displays
  2 3
• Max. GPU Memory
  1 GB 2 GB
• Release date
  Q3/2012 Q2/2016
• Shader
  192 192
• Technology
  32 nm 28 nm

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

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

Types, channel quantity of RAM supported by AMD A4-9120C and AMD A4-4355M. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 8 GB
• Memory channels
  2 1
• Memory type
  DDR3-1333 DDR4-1866
• PCIe lanes
  - 8
• PCIe version
  - 3.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD A4-4355M and AMD A4-9120C 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)
  17 W 6 W

Architecture, interfaces, additional instructions supported by AMD A4-4355M and AMD A4-9120C, virtual machine technologies and process technology.

• Architecture
  Trinity (Piledriver) Stoney Ridge (Excavator)
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
• L3-Cache
  1 MB 2 MB
• Release date
  Q1/2012 Q1/2019
• Socket
  FP2 FP4
• Technology
  32 nm 28 nm
• Virtualization
  AMD-V AMD-V