AMD Ryzen Z2 A vs Intel Core Ultra X9 388H. Specifications

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

• Family
  Ryzen Intel Core Ultra Series 3
• Form Factor
  Handheld -
• Segment
  Mobile Mobile
• Series
  Ryzen Z2 -

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

• Base Frequency
  2.8 GHz -
• CPU Cores
  4 16
• CPU Threads
  8 16
• Max. Boost Clock
  3.8 GHz 5.1 GHz
• E-core Base Clock
  - 1.6 GHz
• Efficient Cores
  - 8
• Low Power Efficient-cores
  - 4
• P-core Base Clock
  - 2.1 GHz
• Performance Cores
  - 4

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 Graphics Intel Arc B390 GPU
• GPU Turbo
  1800 MHz 2500 MHz
• Graphics Cores
  8 -

Types, channel quantity of RAM supported by Intel Core Ultra X9 388H and AMD Ryzen Z2 A. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Max. Memory
  - 96 GB
• Memory channels
  - 2
• Memory type
  - Up to LPDDR5X 9600 MT/s

Compare the TDP requirements of TDP AMD Ryzen Z2 A and Intel Core Ultra X9 388H Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Configurable TDP
  6-20 W -
• Default TDP
  15 W -
• Maximum Turbo Power
  - 80 W
• Minimum Assured Power
  - 15 W
• TDP (PL1 / PBP, legacy combined label)
  - 25 W

Architecture, interfaces, additional instructions supported by AMD Ryzen Z2 A and Intel Core Ultra X9 388H, virtual machine technologies and process technology.

• L2-Cache
  2 MB -
• L3-Cache
  4 MB 18 MB
• Official source
  https://www.amd.com/en/products/processors/handhelds/ryzen-z-series/z2-series/z2-a.html https://www.intel.com/content/www/us/en/products/sku/245526/intel-core-ultra-x9-processor-388h-18m-cache-up-to-5-10-ghz/specifications.html
• Verified on
  2026-09-30 2026-09-30
• Official specification sheet
  - https://cdrdv2-public.intel.com/851467/Intel-Core-Ultra-Series1-Series2-Series3-Comparison.pdf
• Release quarter
  - Q1/2026
• Socket
  - FCBGA2540