Intel Atom x5-Z8550 vs Intel Atom x7-E3950. Specifications, performance, tests

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

• CPU group
  Intel Atom x3/x5/x7 Intel Atom x3/x5/x7
• Family
  Intel Atom Intel Atom
• Generation
  1 1
• Segment
  Mobile Mobile

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  1.44 GHz 1.6 GHz
• Core architecture
  normal normal
• CPU Cores
  4 4
• CPU Threads
  4 4
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.4 GHz 2 GHz
• Turbo Frequency (4 Cores)
  2.4 GHz No turbo

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  12 12
• Execution units
  12 18
• Generation
  8 9
• GPU Frequency
  200 MHz 500 MHz
• GPU name
  Intel HD Graphics 400 Intel HD Graphics 505
• GPU Turbo
  600 MHz 650 MHz
• Max. displays
  3 3
• Max. GPU Memory
  8 GB 8 GB
• Release date
  Q1/2015 Q3/2016
• Shader
  96 144
• Technology
  14 nm 14 nm

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

• AV1
  No No
• H.264 / AVC
  Decode / Encode Decode / Encode
• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode
• JPEG
  Decode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode Decode / Encode
• VP9
  No Decode

Types, channel quantity of RAM supported by Intel Atom x7-E3950 and Intel Atom x5-Z8550. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 8 GB
• Memory channels
  2 4
• Memory type
  DDR3L-1600 SO-DIMM LPDDR3-1866
• PCIe lanes
  2 6
• PCIe version
  2.0 2.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Atom x5-Z8550 and Intel Atom x7-E3950 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 110 °C
• TDP (PL1, legacy label)
  2 W 12 W

Architecture, interfaces, additional instructions supported by Intel Atom x5-Z8550 and Intel Atom x7-E3950, virtual machine technologies and process technology.

• Architecture
  Cherry Trail Cherry Trail
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2 SSE4.1, SSE4.2
• L3-Cache
  2 MB 2 MB
• Release date
  Q1/2016 Q4/2016
• Socket
  BGA 138 BGA 1296
• Technology
  14 nm 14 nm
• Virtualization
  VT-x, VT-x EPT VT-x, VT-x EPT