Intel Core i3-12100F vs Intel Core i5-8400. Specifications, performance, tests

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

• Family
  Intel Core i3 Intel Core i5
• CPU group
  Intel Core i 12000 Intel Core i 8000
• Segment
  Desktop / Server Desktop / Server
• Generation
  12 8
• Predecessor
  -- Intel Core i5-7400
• Successor
  -- Intel Core i5-9400

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.

• Core architecture
  normal normal
• Frequency
  3.30 GHz 2.80 GHz
• Turbo (1 Core)
  4.30 GHz 4.00 GHz
• Hyperthreading
  Yes No
• Overclocking
  No No

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 630
• GPU frequency
  0.35 GHz
• GPU (Turbo)
  No turbo 1.15 GHz
• Execution units
  24
• Shader
  192
• Max. GPU Memory
  -- 64 GB
• Max. displays
  3
• Generation
  9.5
• Technology
  14 nm
• Release date
  Q4/2017

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

Types, channel quantity of RAM supported by Intel Core i5-8400 and Intel Core i3-12100F. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-3200DDR5-4800 DDR4-2666
• Max. Memory
  128 GB 128 GB
• Memory channels
  2 2
• ECC
  No No

Compare the TDP requirements of TDP Intel Core i3-12100F and Intel Core i5-8400 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  58 W 65 W
• TDP (PL2)
  89 W --
• Tjunction max.
  100 °C --

Architecture, interfaces, additional instructions supported by Intel Core i3-12100F and Intel Core i3-12100F, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX2+ SSE4.1, SSE4.2, AVX2
• L2-Cache
  5.00 MB --
• L3-Cache
  12.00 MB 9.00 MB
• Architecture
  Alder Lake S Coffee Lake S
• Technology
  10 nm 14 nm
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• Socket
  LGA 1700 LGA 1151-2
• Release date
  Q1/2022 Q4/2017