Intel Atom Z3775 vs Samsung Exynos 7578. Specifications, performance, tests

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

• CPU group
  Intel Atom Z3700 Samsung Exynos 7578/7580
• Family
  Intel Atom Samsung Exynos
• Generation
  4 1
• Segment
  Mobile Mobile

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

• A-Core
  - 4x Cortex-A53
• Base Frequency
  1.46 GHz 1.5 GHz
• Core architecture
  normal normal
• CPU Cores
  4 4
• CPU Threads
  4 4
• Hyperthreading / SMT
  No No
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.39 GHz 1.5 GHz
• Turbo Frequency (4 Cores)
  No turbo 1.5 GHz

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
  11.2 11
• Execution units
  4 2
• Generation
  7 Midgard 3
• GPU Frequency
  310 MHz 650 MHz
• GPU name
  Intel HD Graphics (Bay Trail GT1) ARM Mali-T720 MP2
• GPU Turbo
  780 MHz 650 MHz
• Max. displays
  2 2
• Max. GPU Memory
  8 GB -
• Release date
  Q3/2013 Q4/2013
• Shader
  32 32
• Technology
  22 nm 28nm

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

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

Types, channel quantity of RAM supported by Samsung Exynos 7578 and Intel Atom Z3775. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  4 GB -
• Memory channels
  2 0
• Memory type
  LPDDR3-1066 LPDDR3-1066

• AES-NI
  Yes No

Compare the TDP requirements of TDP Intel Atom Z3775 and Samsung Exynos 7578 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
  90 °C -
• TDP (PL1, legacy label)
  3.5 W -

Architecture, interfaces, additional instructions supported by Intel Atom Z3775 and Samsung Exynos 7578, virtual machine technologies and process technology.

• Architecture
  Bay Trail Cortex-A53
• Instruction set (ISA)
  x86-64 (64 bit) ARMv8-A64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2 -
• L3-Cache
  2 MB -
• Release date
  Q1/2014 Q2/2015
• Socket
  BGA 1380 -
• Technology
  22 nm 28 nm
• Virtualization
  VT-x, VT-x EPT None