Intel Core i7-4790K vs AMD Ryzen 9 7945HX. Specifications, performance, tests

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

• CPU group
  Intel Core i 4000 AMD Ryzen 7045
• Family
  Intel Core i7 Ryzen
• Generation
  4 6
• Segment
  Desktop / Server Mobile
• Form Factor
  - Laptops / Desktops
• Series
  - Ryzen 7000 Series

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

• Base Frequency
  4 GHz 2.5 GHz
• Core architecture
  normal normal
• CPU Cores
  4 16
• CPU Threads
  8 32
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  Yes Yes
• Turbo Frequency (1 Core)
  4.4 GHz 5.4 GHz
• Turbo Frequency (4 Cores)
  4.2 GHz -
• Core Configuration
  - 16x Zen 4
• Max. Boost Clock
  - 5.4 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
  11.1 12
• Execution units
  20 2
• Generation
  7.5 9
• GPU Frequency
  350 MHz 2200 MHz
• GPU name
  Intel HD Graphics 4600 AMD Radeon 610M
• GPU Turbo
  1250 MHz 2200 MHz
• Max. displays
  3 3
• Max. GPU Memory
  2 GB 8 GB
• Release date
  Q2/2013 Q3/2022
• Shader
  160 128
• Technology
  22 nm 6 nm
• Graphics Cores
  - 2

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

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

Types, channel quantity of RAM supported by AMD Ryzen 9 7945HX and Intel Core i7-4790K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  32 GB 128 GB
• Memory channels
  2 2
• Memory type
  - DDR5
• PCIe lanes
  16 -
• PCIe version
  3.0 -
• Memory Bandwidth
  - 83.2 GB/s
• PCIe
  - PCIe 5.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i7-4790K and AMD Ryzen 9 7945HX Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 100 °C
• TDP (PL1, legacy label)
  88 W -
• TDP up
  - 75 W
• Configurable TDP
  - 55-75 W
• Default TDP
  - 55 W
• TDP (PL1 / PBP, legacy combined label)
  - 55 W

Architecture, interfaces, additional instructions supported by Intel Core i7-4790K and AMD Ryzen 9 7945HX, virtual machine technologies and process technology.

• Architecture
  Devils Canyon S Dragon Range (Zen 4)
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
• L2-Cache
  - 16 MB
• L3-Cache
  8 MB 64 MB
• Part Number
  - 100-000000870
• Release date
  Q2/2014 2023-02-28
• Socket
  LGA 1150 FL1
• Technology
  22 nm TSMC 5nm FinFET
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V, SVM
• Chip design
  - Chiplet
• Codename
  - Dragon Range
• Documents
  - Technical data sheet
• Operating systems
  - Windows 10, Windows 11, Linux