Intel Core i7-4790K vs AMD Ryzen 9 7900X. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i7 AMD Ryzen 9
• Generation
  4 6
• CPU group
  Intel Core i 4000 AMD Ryzen 7000
• Predecessor
  -- AMD Ryzen 9 5900X

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.

• Frequency
  4.00 GHz 4.70 GHz
• Overclocking
  Yes Yes
• Core architecture
  normal normal

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
  Intel HD Graphics 4600 AMD Radeon Graphics (Raphael)
• GPU frequency
  0.35 GHz 0.40 GHz
• GPU (Turbo)
  1.25 GHz 2.20 GHz
• Execution units
  20 2
• Shader
  160 128
• Max. GPU Memory
  2 GB 8 GB
• Max. displays
  3 3
• Generation
  7.5 9
• Technology
  22 nm 5 nm
• Release date
  Q2/2013 Q3/2022

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

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

Types, channel quantity of RAM supported by AMD Ryzen 9 7900X and Intel Core i7-4790K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR5-5200
• Max. Memory
  32 GB 128 GB
• ECC
  No Yes
• Memory channels
  2 2 (Dual Channel)

Compare the TDP requirements of TDP Intel Core i7-4790K and AMD Ryzen 9 7900X to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  88 W 170 W
• TDP (PL2)
  -- 230 W
• Tjunction max.
  -- 95 °C

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

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V, SVM
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
• L2-Cache
  -- 12.00 MB
• L3-Cache
  8.00 MB 64.00 MB
• Architecture
  Devils Canyon S Raphael (Zen 4)
• Technology
  22 nm 5 nm
• Socket
  LGA 1150 AM5 (LGA 1718)
• Release date
  Q2/2014 Q4/2022
• Part Number
  -- 100-100000589WOF