Intel Atom C3708 vs Intel Xeon E5-2643 v3. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Atom Intel Xeon E5
• Generation
  2 5
• CPU group
  Intel Atom C3000 Intel Xeon E5 v3
• Successor
  -- Intel Xeon E5-2643 v4

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
  1.70 GHz 3.40 GHz
• CPU Cores
  8 6
• Turbo (1 Core)
  No turbo 3.70 GHz
• CPU Threads
  8 12
• Hyperthreading
  No 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
  no iGPU no iGPU
• GPU (Turbo)
  No turbo No turbo

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• h264
  No No
• VP9
  No No
• VP8
  No No
• AV1
  No No
• AVC
  No No
• VC-1
  No No
• JPEG
  No No

Types, channel quantity of RAM supported by Intel Xeon E5-2643 v3 and Intel Atom C3708. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-2133 DDR4-2133
• Max. Memory
  256 GB
• ECC
  Yes Yes
• Memory channels
  2 4
• PCIe version
  3.0 3.0
• PCIe lanes
  16 40

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Atom C3708 and Intel Xeon E5-2643 v3 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  17 W 135 W
• Tjunction max.
  100 °C --

Architecture, interfaces, additional instructions supported by Intel Atom C3708 and Intel Atom C3708, 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
• L2-Cache
  16.00 MB --
• L3-Cache
  -- 20.00 MB
• Architecture
  Denverton Haswell E
• Technology
  14 nm 22 nm
• Socket
  BGA 1310 LGA 2011-3
• Release date
  Q3/2017 Q3/2014