AMD Ryzen 7 3800X vs Intel Core i5-12400. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  AMD Ryzen Intel Core i5
• Generation
  3 12
• CPU group
  AMD Ryzen 3000 Intel Core i 12000
• Predecessor
  -- Intel Core i5-11400
• Successor
  AMD Ryzen 7 5800X --

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
  3.90 GHz 2.50 GHz
• Turbo (1 Core)
  4.50 GHz 4.40 GHz
• Hyperthreading
  Yes Yes
• Overclocking
  Yes No
• 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
  no iGPU Intel UHD Graphics 730
• GPU frequency
  0.30 GHz
• GPU (Turbo)
  No turbo 1.45 GHz
• Execution units
  24
• Shader
  192
• Max. GPU Memory
  -- 64 GB
• Max. displays
  3
• Generation
  12
• Technology
  14 nm
• Release date
  Q1/2021

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
  No Decode / Encode
• VP9
  No Decode / Encode
• VP8
  No Decode / Encode
• AV1
  No Decode
• AVC
  No Decode / Encode
• VC-1
  No Decode
• JPEG
  No Decode / Encode

Types, channel quantity of RAM supported by Intel Core i5-12400 and AMD Ryzen 7 3800X. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-3200 DDR4-3200DDR5-4800
• Max. Memory
  128 GB 128 GB
• ECC
  Yes No
• Memory channels
  2 2

Compare the TDP requirements of TDP AMD Ryzen 7 3800X and Intel Core i5-12400 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  105 W 65 W
• TDP (PL2)
  -- 117 W
• Tjunction max.
  95 °C 100 °C

Architecture, interfaces, additional instructions supported by AMD Ryzen 7 3800X and AMD Ryzen 7 3800X, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V, SVM VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  -- 7.50 MB
• L3-Cache
  32.00 MB 18.00 MB
• Architecture
  Matisse (Zen 2) Alder Lake S
• Technology
  7 nm 10 nm
• Socket
  AM4 LGA 1700
• Release date
  Q3/2019 Q1/2022