AMD Ryzen 5 3450U vs AMD Ryzen 3 3350U. Specifications, performance, tests

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

• Family
  AMD Ryzen AMD Ryzen
• CPU group
  AMD Ryzen 3000U AMD Ryzen 3000U
• Segment
  Mobile Mobile
• Generation
  2 2

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

• CPU Cores / Threads
  4 / 8 4 / 4
• Core architecture
  normal normal
• Cores
  4x 4x
• Hyperthreading / SMT
  Yes No
• Overclocking
  No No
• Frequency
  2.10 GHz 2.10 GHz
• Turbo Frequency (1 Core)
  3.50 GHz 3.50 GHz
• Turbo Frequency (4 Cores)
  3.10 GHz 2.10 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.

• GPU name
  AMD Radeon Vega 8 Graphics AMD Radeon Vega 6 Graphics
• GPU frequency
  1.20 GHz 1.20 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  8 6
• Shader
  512 384
• Max. GPU Memory
  2 GB 2 GB
• Max. displays
  3 3
• Generation
  8 8
• Direct X
  12 12
• Technology
  14 nm 14 nm
• Release date
  Q1/2018 Q1/2018

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

• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• h264
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode Decode / Encode
• AV1
  No No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Types, channel quantity of RAM supported by AMD Ryzen 3 3350U and AMD Ryzen 5 3450U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2400 DDR4-2400
• Max. Memory
  32 GB 32 GB
• Memory channels
  2 2
• Bandwidth
  38.4 GB/s 38.4 GB/s
• ECC
  Yes Yes
• PCIe
  3.0 x 12 3.0 x 12
• AES-NI
  Yes Yes

Compare the TDP requirements of TDP AMD Ryzen 5 3450U and AMD Ryzen 3 3350U to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 15 W
• TDP up
  35 W 35 W
• TDP down
  12 W 12 W
• Tjunction max.
  105 °C 105 °C

Architecture, interfaces, additional instructions supported by AMD Ryzen 5 3450U and AMD Ryzen 5 3450U, virtual machine technologies and process technology.

• 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
• L2-Cache
  2.00 MB 2.00 MB
• L3-Cache
  4.00 MB 4.00 MB
• Architecture
  Picasso (Zen+) Picasso (Zen+)
• Technology
  12 nm 12 nm
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Socket
  FP5 FP5
• Release date
  Q2/2020 Q1/2019
• Part Number
  -- YM3300C4T4MFG