Intel Atom Z3740 vs Samsung Exynos 7578. Specifications, performance, tests

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

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

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
  1.33 GHz 1.50 GHz
• Turbo (1 Core)
  1.86 GHz 1.50 GHz
• Turbo (4 Cores)
  No turbo 1.50 GHz
• 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 (Bay Trail GT1) ARM Mali-T720 MP2
• GPU frequency
  0.31 GHz 0.65 GHz
• GPU (Turbo)
  0.67 GHz 0.65 GHz
• Execution units
  4 2
• Shader
  32 32
• Max. GPU Memory
  8 GB --
• Max. displays
  2 2
• Generation
  7 Midgard 3
• Technology
  22 nm 28nm
• Release date
  Q3/2013 Q4/2013

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

Overview of the types and quantities of RAM supported by Samsung Exynos 7578 and Intel Atom Z3740. The supported memory frequencies may vary depending on the motherboard configuration.

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

Analyze the TDP (Thermal Design Power) requirements of Intel Atom Z3740 and Samsung Exynos 7578 to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  4 W
• Tjunction max.
  90 °C --

Information on architecture, interfaces, and additional instructions supported by Intel Atom Z3740 and Samsung Exynos 7578, including virtual machine technologies and fabrication processes.

• Instruction set (ISA)
  x86-64 (64 bit) ARMv8-A64 (64 bit)
• Virtualization
  VT-x, VT-x EPT None
• ISA extensions
  SSE4.1, SSE4.2
• L3-Cache
  2.00 MB --
• Architecture
  Bay Trail Cortex-A53
• Technology
  22 nm 28 nm
• Socket
  BGA 1380 N/A
• Release date
  Q3/2013 Q2/2015