Intel Celeron 3955U vs Intel Celeron 3855U. Specifications, performance, tests

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

• Segment
  Mobile Mobile
• Family
  Intel Celeron Intel Celeron
• Generation
  7 7
• CPU group
  Intel Celeron 3000 Intel Celeron 3000

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
  2.00 GHz 1.60 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  No turbo No turbo
• CPU Threads
  2 2
• Turbo (2 Cores)
  No turbo No turbo
• Hyperthreading
  No 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 510 Intel HD Graphics 510
• GPU frequency
  0.30 GHz 0.30 GHz
• GPU (Turbo)
  0.90 GHz 0.90 GHz
• Execution units
  12 12
• Shader
  96 96
• Max. GPU Memory
  32 GB 32 GB
• Max. displays
  3 3
• Generation
  9 9
• DirectX Version
  12.0 12.0
• Technology
  14 nm 14 nm
• Release date
  Q1/2015 Q1/2015

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

Types, channel quantity of RAM supported by Intel Celeron 3855U and Intel Celeron 3955U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2133LPDDR3-1866 DDR4-2133LPDDR3-1866
• ECC
  Yes Yes
• Memory channels
  2 2
• PCIe version
  2.0 2.0
• PCIe lanes
  10 10

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Celeron 3955U and Intel Celeron 3855U to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 15 W

Architecture, interfaces, additional instructions supported by Intel Celeron 3955U and Intel Celeron 3955U, 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 2.00 MB
• Architecture
  Kaby Lake U Kaby Lake U
• Technology
  14 nm 14 nm
• Socket
  N/A N/A
• Release date
  Q4/2015 Q4/2015