Intel Core i7-5775C vs Intel Core i7-5775R. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i7 Intel Core i7
• Generation
  5 5
• CPU group
  Intel Core i 5000 Intel Core i 5000

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
  3.30 GHz 3.30 GHz
• CPU Cores
  4 4
• Turbo (1 Core)
  3.70 GHz 3.80 GHz
• CPU Threads
  8 8
• Turbo (4 Cores)
  3.50 GHz 3.50 GHz
• Hyperthreading
  Yes Yes
• Overclocking
  Yes Yes
• 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 Iris Pro Graphics 6200 Intel Iris Pro Graphics 6200
• GPU frequency
  0.30 GHz 0.30 GHz
• GPU (Turbo)
  1.15 GHz 1.15 GHz
• Execution units
  48 48
• Shader
  384 384
• Max. GPU Memory
  32 GB 32 GB
• Max. displays
  3 3
• Generation
  8 8
• DirectX Version
  12 12
• Technology
  14 nm 14 nm
• Release date
  Q2/2015 Q2/2015

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
  Decode / Encode Decode / Encode
• VP9
  No No
• VP8
  Decode Decode
• AV1
  No No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode Decode

Types, channel quantity of RAM supported by Intel Core i7-5775R and Intel Core i7-5775C. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3-1600 DDR3-1600
• ECC
  No No
• Memory channels
  2 2
• PCIe version
  3.0 3.0
• PCIe lanes
  16 16

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i7-5775C and Intel Core i7-5775R to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  65 W 65 W

Architecture, interfaces, additional instructions supported by Intel Core i7-5775C and Intel Core i7-5775C, 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
  6.00 MB 6.00 MB
• Architecture
  Broadwell S Broadwell S
• Technology
  14 nm 14 nm
• Socket
  LGA 1150 BGA 1364
• Release date
  Q2/2015 Q2/2015