Intel Pentium Gold G6405 vs Intel Core i5-8400B. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Pentium Intel Core i5
• Generation
  10 8
• CPU group
  Intel Pentium G6000 Intel Core i 8000

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
  4.10 GHz 2.80 GHz
• CPU Cores
  2 6
• Turbo (1 Core)
  No turbo 3.80 GHz
• CPU Threads
  4 6
• Hyperthreading
  Yes No
• Overclocking
  No 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
  Intel HD Graphics 610 Intel UHD Graphics 630
• GPU frequency
  0.35 GHz 0.35 GHz
• GPU (Turbo)
  1.05 GHz 1.15 GHz
• Execution units
  12 24
• Shader
  96 192
• Max. GPU Memory
  32 GB 64 GB
• Max. displays
  3 3
• Generation
  9.5 9.5
• DirectX Version
  12 12
• Technology
  14 nm 14 nm
• Release date
  Q3/2016 Q4/2017

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 / Encode Decode / Encode
• h264
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode / Encode
• AV1
  No No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Types, channel quantity of RAM supported by Intel Core i5-8400B and Intel Pentium Gold G6405. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2666 DDR4-2666
• Max. Memory
  128 GB 64 GB
• ECC
  Yes No
• Memory channels
  2 2
• PCIe version
  3.0 3.0
• PCIe lanes
  16 16

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Pentium Gold G6405 and Intel Core i5-8400B to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  65 W 65 W
• Tjunction max.
  100 °C 100 °C

Architecture, interfaces, additional instructions supported by Intel Pentium Gold G6405 and Intel Pentium Gold G6405, 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 SSE4.1, SSE4.2, AVX2
• L3-Cache
  4.00 MB 9.00 MB
• Architecture
  Comet Lake S Coffee Lake S
• Technology
  14 nm 14 nm
• Socket
  LGA 1200 BGA 1440
• Release date
  Q1/2021 Q2/2018