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

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

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

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• 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

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in 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

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

• 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

Overview of the types and quantities of RAM supported by Intel Celeron 3855U and Intel Celeron 3955U. The supported memory frequencies may vary depending on the motherboard configuration.

• 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

Analyze the TDP (Thermal Design Power) requirements of Intel Celeron 3955U and Intel Celeron 3855U to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 15 W

Information on architecture, interfaces, and additional instructions supported by Intel Celeron 3955U and Intel Celeron 3855U, including virtual machine technologies and fabrication processes.

• 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