Intel Core i7-6500U vs Intel Atom E3805. Specifications, performance, tests

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

• Segment
  Mobile Mobile
• Family
  Intel Core i7 Intel Atom
• Generation
  6 4
• CPU group
  Intel Core i 6000U Intel Atom E3800

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
  2.50 GHz 1.33 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  3.10 GHz No turbo
• CPU Threads
  4 2
• Turbo (2 Cores)
  2.80 GHz No turbo
• Hyperthreading
  Yes 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 520 no iGPU
• GPU frequency
  0.30 GHz
• GPU (Turbo)
  1.05 GHz No turbo
• Execution units
  24
• Shader
  192
• Max. GPU Memory
  32 GB --
• Max. displays
  3
• Generation
  9
• DirectX Version
  12
• Technology
  14 nm
• Release date
  Q3/2015

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 No
• h265 / HEVC (10 bit)
  Decode No
• h264
  Decode / Encode No
• VP9
  Decode No
• VP8
  Decode / Encode No
• AV1
  No No
• AVC
  Decode / Encode No
• VC-1
  Decode No
• JPEG
  Decode / Encode No

Overview of the types and quantities of RAM supported by Intel Atom E3805 and Intel Core i7-6500U. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR3L-1600 SO-DIMMDDR4-2133 SO-DIMMLPDDR3-1866 DDR3L-1066 SO-DIMM
• Max. Memory
  32 GB 8 GB
• ECC
  No Yes
• Memory channels
  2 1
• PCIe version
  3.0 2.0
• PCIe lanes
  12 4

• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of Intel Core i7-6500U and Intel Atom E3805 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 3 W
• Tjunction max.
  -- 110 °C

Information on architecture, interfaces, and additional instructions supported by Intel Core i7-6500U and Intel Atom E3805, 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
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4.1, SSE4.2
• L3-Cache
  4.00 MB 1.00 MB
• Architecture
  Skylake U Bay Trail
• Technology
  14 nm 22 nm
• Socket
  BGA 1356 BGA 1170
• Release date
  Q3/2015 Q4/2014