AMD Ryzen 7 8745HX vs Intel Core Ultra 7 251HX. Specifications

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

• Family
  Ryzen Intel Core Ultra Series 2
• Form Factor
  Laptops / Desktops -
• Segment
  Mobile Mobile
• Series
  Ryzen 8000 Series -

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

• Base Frequency
  3.6 GHz -
• CPU Cores
  8 18
• CPU Threads
  16 18
• Max. Boost Clock
  5.1 GHz 5.1 GHz
• Overclocking
  Yes -
• E-core Base Clock
  - 2.5 GHz
• Efficient Cores
  - 12
• Low Power Efficient-cores
  - 0
• P-core Base Clock
  - 2.9 GHz
• Performance Cores
  - 6

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 Frequency
  2200 MHz -
• GPU name
  AMD Radeon 610M -
• Graphics Cores
  2 -
• GPU Turbo
  - 1800 MHz

Types, channel quantity of RAM supported by Intel Core Ultra 7 251HX and AMD Ryzen 7 8745HX. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory channels
  2 2
• Memory type
  DDR5 Up to DDR5 6400 MT/s
• PCIe
  PCIe 5.0 -
• Max. Memory
  - 256 GB

Compare the TDP requirements of TDP AMD Ryzen 7 8745HX and Intel Core Ultra 7 251HX 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
  45-75 W -
• Default TDP
  55 W -
• Maximum Operating Temperature
  100 °C -
• Maximum Turbo Power
  - 160 W
• TDP (PL1 / PBP, legacy combined label)
  - 55 W

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 8745HX and Intel Core Ultra 7 251HX, virtual machine technologies and process technology.

• Codename
  Dragon Range -
• L2-Cache
  8 MB -
• L3-Cache
  32 MB 30 MB
• Release date
  2025-04-23 Q1/2026
• Socket
  FL1 FCBGA2114
• Technology
  TSMC 5nm FinFET -