Intel Core i7-6700 vs Intel Xeon E5-1660 v3. Specifications, performance, tests

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

• CPU group
  Intel Core i 6000 Intel Xeon E5 v3
• Family
  Intel Core i7 Intel Xeon E5
• Generation
  6 5
• Predecessor
  - Intel Xeon E5-1660 v2
• Segment
  Desktop / Server Desktop / Server
• Successor
  Intel Core i7-7700 Intel Xeon E5-1660 v4

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

• Base Frequency
  3.4 GHz 3 GHz
• Core architecture
  normal normal
• CPU Cores
  4 8
• CPU Threads
  8 16
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  No No
• Turbo Frequency (1 Core)
  4 GHz 3.5 GHz
• Turbo Frequency (4 Cores)
  3.7 GHz -
• Turbo Frequency (8 Cores)
  - 3.2 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
  12 -
• Execution units
  24 -
• Generation
  9 -
• GPU Frequency
  350 MHz -
• GPU name
  Intel HD Graphics 530 no iGPU
• GPU Turbo
  1150 MHz No turbo
• Max. displays
  3 -
• Max. GPU Memory
  64 GB -
• Release date
  Q3/2015 -
• Shader
  192 -
• Technology
  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 No
• h265 / HEVC (8 bit)
  Decode / Encode No
• h265 / HEVC (10 bit)
  Decode No
• JPEG
  Decode / Encode No
• VC-1
  Decode No
• VP8
  Decode / Encode No
• VP9
  Decode No

Types, channel quantity of RAM supported by Intel Xeon E5-1660 v3 and Intel Core i7-6700. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  64 GB -
• Memory channels
  2 4
• Memory type
  - DDR4-2133
• PCIe lanes
  16 40
• PCIe version
  3.0 3.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i7-6700 and Intel Xeon E5-1660 v3 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  65 W 140 W

Architecture, interfaces, additional instructions supported by Intel Core i7-6700 and Intel Xeon E5-1660 v3, virtual machine technologies and process technology.

• Architecture
  Skylake S Haswell E
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4.1, SSE4.2, AVX2
• L3-Cache
  8 MB 20 MB
• Release date
  Q3/2015 Q3/2014
• Socket
  LGA 1151 LGA 2011-3
• Technology
  14 nm 22 nm
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d