AMD FX-4300 vs AMD Athlon 300U. Specifications, performance, tests

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

• CPU group
  AMD FX-4300 AMD Athlon 300
• Family
  FX-Series Athlon
• Form Factor
  Desktops Laptops / Desktops
• Generation
  2 6
• Segment
  Desktop / Server Mobile
• Series
  FX 4-Core Black Edition Processors 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
  3.8 GHz 2.4 GHz
• Core architecture
  normal normal
• CPU Cores
  4 2
• CPU Threads
  4 4
• Hyperthreading / SMT
  No Yes
• Max. Boost Clock
  4 GHz 3.3 GHz
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  No turbo 3.3 GHz
• Turbo Frequency (4 Cores)
  No turbo -
• Turbo Frequency (2 Cores)
  - 2.4 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
  - 8
• GPU Frequency
  - 1000 MHz
• GPU name
  None Radeon Vega 3 Graphics
• GPU Turbo
  No turbo No turbo
• Max. displays
  - 3
• Max. GPU Memory
  - 2 GB
• Release date
  - Q1/2018
• Shader
  - 192
• Technology
  - 14 nm
• Graphics Cores
  - 3

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

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

Types, channel quantity of RAM supported by AMD Athlon 300U and AMD FX-4300. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  Yes Yes
• Max. Memory
  - 32 GB
• Memory channels
  2 2
• Memory type
  DDR3 DDR4-2400
• PCIe lanes
  - 12
• PCIe version
  - 3.0
• System Memory Specification
  1866 2400

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD FX-4300 and AMD Athlon 300U 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
  95 W 15 W
• Maximum Operating Temperature
  70.5 °C 105 °C
• TDP (PL1, legacy label)
  95 W 15 W

Architecture, interfaces, additional instructions supported by AMD FX-4300 and AMD Athlon 300U, virtual machine technologies and process technology.

• Architecture
  Vishera (Bulldozer) Picasso (Zen+)
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX, FMA3, FMA4 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L1-Cache
  0.1875 MB 0.1875 MB
• L2-Cache
  4 MB 1 MB
• L3-Cache
  4 MB 4 MB
• Manufacturer product ID (boxed)
  FD4300WMHKBOX -
• Manufacturer product ID (tray)
  FD4300WMW4MHK YM300UC4T2OFG
• Release date
  Q4/2012 Q1/2019
• Socket
  AM3+ FP5
• Technology
  32nm SOI 14nm
• Virtualization
  AMD-V AMD-V, SVM
• Codename
  - Picasso
• Operating systems
  - Windows 11 - 64-Bit Edition / Windows 10 - 64-Bit Edition / RHEL x86 64-Bit / Ubuntu x86 64-Bit