AMD Ryzen 9 4900HS vs AMD Ryzen 9 4900U. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segment
  Mobile Mobile
• Family
  AMD Ryzen AMD Ryzen
• Generation
  3 3
• CPU group
  AMD Ryzen 4000H AMD Ryzen 4000U

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Frequency
  3.00 GHz 2.00 GHz
• CPU Cores
  8 8
• Turbo (1 Core)
  4.30 GHz 4.40 GHz
• CPU Threads
  16 16
• Turbo (8 Cores)
  3.90 GHz 3.40 GHz
• Hyperthreading
  Yes Yes
• Overclocking
  No No
• Core architecture
  normal normal

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU name
  AMD Radeon 8 Graphics (Renoir) AMD Radeon 8 Graphics (Renoir)
• GPU frequency
  1.75 GHz 1.75 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  8 8
• Shader
  512 512
• Max. GPU Memory
  2 GB 2 GB
• Max. displays
  3 3
• Generation
  9 9
• DirectX Version
  12 12
• Technology
  7 nm 7 nm
• Release date
  Q1/2020 Q1/2020

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

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

Overview of the types and quantities of RAM supported by AMD Ryzen 9 4900U and AMD Ryzen 9 4900HS. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR4-3200LPDDR4-4266 DDR4-3200LPDDR4-4266
• Max. Memory
  32 GB 64 GB
• ECC
  Yes Yes
• Memory channels
  2 2
• PCIe version
  3.0 3.0
• PCIe lanes
  12 12

• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of AMD Ryzen 9 4900HS and AMD Ryzen 9 4900U to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  35 W 15 W
• TDP up
  54 W 25 W
• TDP down
  35 W 10 W
• Tjunction max.
  105 °C 105 °C

Information on architecture, interfaces, and additional instructions supported by AMD Ryzen 9 4900HS and AMD Ryzen 9 4900U, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V, SVM AMD-V, SVM
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L3-Cache
  8.00 MB 8.00 MB
• Architecture
  Renoir (Zen 2) Renoir (Zen 2)
• Technology
  7 nm 7 nm
• Socket
  FP6 FP6
• Release date
  Q2/2020 Q1/2020