Intel Core i5-12400 vs Intel Core i5-12600K. Specifications, performance, tests

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

• CPU group
  Intel Core i 12000 Intel Core i 12000
• Family
  12th Generation Intel Core i5 Processors 12th Generation Intel Core i5 Processors
• Generation
  12 12
• Predecessor
  Intel Core i5-11400 Intel Core i5-11600K
• Processor Number
  i5-12400 i5-12600K
• Segment
  Desktop Desktop

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

• A-Core
  6x Golden Cove 6x Golden Cove
• B-Core
  - 4x Gracemont
• Base Frequency
  2.5 GHz 3.7 GHz
• Core architecture
  normal hybrid (big.LITTLE)
• CPU Cores
  6 10
• CPU Threads
  12 16
• Efficient Cores
  0 4
• Hyperthreading / SMT
  Yes Yes
• Max. Boost Clock
  4.4 GHz 4.9 GHz
• Overclocking
  No Yes
• P-core Base Clock
  2.5 GHz 3.7 GHz
• P-core Max Turbo
  4.4 GHz 4.9 GHz
• Performance Cores
  6 6
• Turbo Frequency (1 Core)
  4.4 GHz 4.9 GHz
• Turbo Frequency (6 Cores)
  4 GHz -
• E-core Base Clock
  - 2.8 GHz
• E-core Max Turbo
  - 3.6 GHz
• Turbo Frequency (10 Cores)
  - 4.5 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
  12 12
• Execution units
  24 32
• Generation
  12 12
• GPU Frequency
  300 MHz 400 MHz
• GPU name
  Intel UHD Graphics 730 Intel UHD Graphics 770
• GPU Turbo
  1450 MHz 1450 MHz
• Graphics Base Frequency
  300 MHz 300 MHz
• Graphics Output
  eDP 1.4b, DP 1.4a, HDMI 2.1 eDP 1.4b, DP 1.4a, HDMI 2.1
• Max. displays
  3 4
• Max. GPU Memory
  64 GB 16 GB
• Release date
  Q1/2021 Q4/2021
• Shader
  192 256
• Technology
  14 nm 10 nm

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

• AV1
  Decode Decode
• H.264 / AVC
  Decode / Encode Decode / Encode
• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• JPEG
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode / Encode Decode
• VP9
  Decode / Encode Decode / Encode

Types, channel quantity of RAM supported by Intel Core i5-12600K and Intel Core i5-12400. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  128 GB 128 GB
• Memory channels
  2 2
• Memory type
  Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s
• PCIe
  5.0 x 20 -
• PCIe lanes
  20 20
• PCIe version
  5.0 and 4.0 5.0 and 4.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i5-12400 and Intel Core i5-12600K 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 100 °C
• Maximum Turbo Power
  117 W 150 W
• Processor Base Power (PBP)
  65 W 125 W
• TDP (PL1, legacy label)
  65 W 125 W
• TDP (PL2)
  117 W 228 W / 56 s

Architecture, interfaces, additional instructions supported by Intel Core i5-12400 and Intel Core i5-12600K, virtual machine technologies and process technology.

• Architecture
  Alder Lake S Alder Lake S
• Cache (manufacturer label)
  18 MB Intel Smart Cache 20 MB Intel Smart Cache
• Codename
  Products formerly Alder Lake Products formerly Alder Lake
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX2+ SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  7.5 MB (Total cache capacity) 9.5 MB (Total cache capacity)
• L3-Cache
  18 MB 20 MB
• Marketing Status (manufacturer label)
  Launched Launched
• Part Number
  - BX8071512600K
• Release date
  Q1/2022 Q4/2021
• Socket
  FCLGA1700 FCLGA1700
• Technology
  Intel 7 (Manufacturer process designation) Intel 7 (Manufacturer process designation)
• Use Conditions
  PC/Client/Tablet PC/Client/Tablet, Workstation
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d