Intel Core i5-4340M vs Intel Core M-5Y31. Specifications, performance, tests

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

• Segment
  Mobile Mobile
• Family
  Intel Core i5 Intel Core M
• Generation
  4 5
• CPU group
  Intel Core i 4000M/4000H Intel Core M 5

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
  2.90 GHz 0.90 GHz
• CPU Cores
  2 2
• Turbo (1 Core)
  3.50 GHz 2.40 GHz
• CPU Threads
  4 4
• Turbo (2 Cores)
  3.50 GHz 1.80 GHz
• Hyperthreading
  Yes 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
  Intel HD Graphics 4600 Intel HD Graphics 5300
• GPU frequency
  0.40 GHz 0.30 GHz
• GPU (Turbo)
  1.25 GHz 0.85 GHz
• Execution units
  20 24
• Shader
  160 192
• Max. GPU Memory
  2 GB 16 GB
• Max. displays
  3 3
• Generation
  7.5 8
• DirectX Version
  11.1 11.2
• Technology
  22 nm 14 nm
• Release date
  Q2/2013 Q3/2014

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

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

Types, channel quantity of RAM supported by Intel Core M-5Y31 and Intel Core i5-4340M. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3L-1600 SO-DIMM DDR3L-1600 SO-DIMM
• ECC
  No No
• Memory channels
  2 2
• PCIe version
  3.0 2.0
• PCIe lanes
  16 12

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i5-4340M and Intel Core M-5Y31 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  37 W 4.5 W

Architecture, interfaces, additional instructions supported by Intel Core i5-4340M and Intel Core i5-4340M, 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, AVX2 SSE4.1, SSE4.2, AVX2
• L3-Cache
  3.00 MB 4.00 MB
• Architecture
  Haswell H Broadwell Y
• Technology
  22 nm 14 nm
• Socket
  PGA 946 BGA 1234
• Release date
  Q4/2013 Q4/2014