AMD Athlon 300U vs AMD Ryzen 3 5300G. Specifications, performance, tests

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

• CPU group
  AMD Athlon 300 AMD Ryzen 5000G
• Family
  Athlon AMD Ryzen
• Form Factor
  Laptops / Desktops -
• Generation
  6 4
• Segment
  Mobile Desktop / Server
• Series
  Athlon 300 Series -

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

• Base Frequency
  2.4 GHz 4 GHz
• Core architecture
  normal normal
• CPU Cores
  2 4
• CPU Threads
  4 8
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  3.3 GHz -
• Overclocking
  No Yes
• Turbo Frequency (1 Core)
  3.3 GHz 4.2 GHz
• Turbo Frequency (2 Cores)
  2.4 GHz -
• Turbo Frequency (4 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.

• DirectX Version
  12 12
• Execution units
  3 5
• Generation
  8 9
• GPU Frequency
  1000 MHz 1400 MHz
• GPU name
  Radeon Vega 3 Graphics AMD Radeon 5 Graphics (Renoir)
• GPU Turbo
  No turbo No turbo
• Graphics Cores
  3 -
• Max. displays
  3 3
• Max. GPU Memory
  2 GB 2 GB
• Release date
  Q1/2018 Q1/2020
• Shader
  192 320
• Technology
  14 nm 7 nm

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

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

Types, channel quantity of RAM supported by AMD Ryzen 3 5300G and AMD Athlon 300U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes No
• Max. Memory
  32 GB 64 GB
• Memory channels
  2 2
• Memory type
  DDR4-2400 DDR4-3200
• PCIe lanes
  12 24
• PCIe version
  3.0 3.0
• System Memory Specification
  2400 -

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Athlon 300U and AMD Ryzen 3 5300G 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
  15 W -
• Maximum Operating Temperature
  105 °C 95 °C
• TDP (PL1, legacy label)
  15 W 65 W

Architecture, interfaces, additional instructions supported by AMD Athlon 300U and AMD Ryzen 3 5300G, virtual machine technologies and process technology.

• Architecture
  Picasso (Zen+) Cezanne (Zen 3)
• Codename
  Picasso -
• 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
  0.1875 MB -
• L2-Cache
  1 MB 3 MB
• L3-Cache
  4 MB 16 MB
• Manufacturer product ID (tray)
  YM300UC4T2OFG -
• Operating systems
  Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit / Ubuntu x86 64-Bit -
• Release date
  Q1/2019 Q2/2021
• Socket
  FP5 AM4
• Technology
  14nm 7 nm
• Virtualization
  AMD-V, SVM AMD-V, SVM