Intel Core i5-6400 vs Intel Core i5-12500H. Specifications, performance, tests

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

• Segment
  Desktop / Server Mobile
• Family
  Intel Core i5 Intel Core i5
• Generation
  6 12
• CPU group
  Intel Core i 6000 Intel Core i 12000H
• Predecessor
  -- Intel Core i5-11500H
• Successor
  Intel Core i5-7400 --

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
  2.70 GHz 2.50 GHz
• Turbo (1 Core)
  3.30 GHz 4.50 GHz
• Hyperthreading
  No Yes
• Overclocking
  No No
• Core architecture
  normal hybrid (big.LITTLE)

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 530 Intel Iris Xe Graphics 80 (Alder Lake)
• GPU frequency
  0.35 GHz 0.40 GHz
• GPU (Turbo)
  1.15 GHz 1.30 GHz
• Execution units
  24 80
• Shader
  192 640
• Max. GPU Memory
  64 GB 64 GB
• Max. displays
  3 4
• Generation
  9 13
• Technology
  14 nm 10 nm
• Release date
  Q3/2015 Q1/2022

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

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

Types, channel quantity of RAM supported by Intel Core i5-12500H and Intel Core i5-6400. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-1600DDR4-2133 DDR4-3200DDR5-4800LPDDR4X-4266LPDDR5-5200
• Max. Memory
  64 GB 64 GB
• ECC
  No No
• Memory channels
  2 2

Compare the TDP requirements of TDP Intel Core i5-6400 and Intel Core i5-12500H to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  65 W 45 W
• TDP (PL2)
  -- 115 W
• Tjunction max.
  -- 100 °C

Architecture, interfaces, additional instructions supported by Intel Core i5-6400 and Intel Core i5-6400, 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 VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  -- 9.00 MB
• L3-Cache
  6.00 MB 18.00 MB
• Architecture
  Skylake S Alder Lake H
• Technology
  14 nm 10 nm
• Socket
  LGA 1151 BGA 1744
• Release date
  Q3/2015 Q1/2022