Intel Atom C5125 vs Intel Core i5-12400. Specifications, performance, tests

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

• Family
  Intel Atom Intel Core i5
• CPU group
  Intel Atom C5000 Intel Core i 12000
• Segment
  Desktop / Server Desktop / Server
• Generation
  6 12
• Predecessor
  -- Intel Core i5-11400

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.

• CPU Cores / Threads
  8 / 8 6 / 12
• Core architecture
  normal normal
• Overclocking
  No No
• Frequency
  2.80 GHz 2.50 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.

• 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
• Direct X
  -- 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
• VP8
  No Decode / Encode
• VP9
  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 Intel Atom C5125. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2933 DDR4-3200DDR5-4800
• Max. Memory
  256 GB 128 GB
• Memory channels
  2 2
• ECC
  Yes No
• PCIe
  3.0 x 32 5.0 x 20
• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Atom C5125 and Intel Core i5-12400 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

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

Architecture, interfaces, additional instructions supported by Intel Atom C5125 and Intel Atom C5125, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, Intel QAT SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  9.00 MB 7.50 MB
• L3-Cache
  -- 18.00 MB
• Architecture
  Parker Ridge Alder Lake S
• Technology
  10 nm 10 nm
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• Socket
  BGA 2106 LGA 1700
• Release date
  Q2/2022 Q1/2022