Intel Pentium Gold 6405U vs Intel Pentium Gold G6400. Specifications, performance, tests

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

• Segment
  Mobile Desktop / Server
• Family
  Intel Pentium Intel Pentium
• Generation
  10 10
• CPU group
  Intel Pentium 6000 Intel Pentium G6000

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
  2.40 GHz 4.00 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  No turbo No turbo
• CPU Threads
  4 4
• Turbo (2 Cores)
  No turbo No turbo
• Hyperthreading
  Yes Yes
• 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 UHD Graphics 610 Intel HD Graphics 610
• GPU frequency
  0.30 GHz 0.35 GHz
• GPU (Turbo)
  0.95 GHz 1.05 GHz
• Execution units
  12 12
• Shader
  96 96
• Max. GPU Memory
  64 GB 32 GB
• Max. displays
  3 3
• Generation
  9.5 9.5
• DirectX Version
  12 12
• Technology
  14 nm 14 nm
• Release date
  Q4/2017 Q3/2016

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 Pentium Gold G6400 and Intel Pentium Gold 6405U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2400LPDDR3-2133 DDR4-2666
• Max. Memory
  64 GB 128 GB
• ECC
  No Yes
• Memory channels
  2 2
• PCIe version
  2.0 3.0
• PCIe lanes
  12 16

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Pentium Gold 6405U and Intel Pentium Gold G6400 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 58 W
• TDP down
  12.5 W --
• Tjunction max.
  100 °C 100 °C

Architecture, interfaces, additional instructions supported by Intel Pentium Gold 6405U and Intel Pentium Gold 6405U, 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
• L3-Cache
  2.00 MB 4.00 MB
• Architecture
  Comet Lake U Comet Lake S
• Technology
  14 nm 14 nm
• Socket
  BGA 1528 LGA 1200
• Release date
  Q4/2019 Q2/2020