Intel Core i7-6900K
Intel Core i3-7100
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Intel Core i7-6900K vs Intel Core i3-7100. Specifications

User rating
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Released
Q2/2016
Intel Core i7-6900K
Intel Core i7-6900K
Released
Q1/2017
User rating
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Intel Core i3-7100
Intel Core i3-7100

What's the best choice Intel Core i7-6900K or Intel Core i3-7100? Which processor is faster?

Compare the available specifications of these models.

Intel Core i7-6900K has a base frequency of 3.20 GHz. 8 CPU Cores / Threads. Stated TDP / base power 140 W. Released in Q2/2016.

Intel Core i3-7100 has a base frequency of 3.90 GHz. 2 CPU Cores / Threads. Stated TDP / base power 51 W. Released in Q1/2017.

Differences

  • More number of cores

    6 more cores

    8 left arrow 2

Positions in all rankings

Common positions Intel Core i7-6900K CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    200 place
  • Cinebench R23 (Multi-Core)
    123 place
  • Higher clock speed

    Around 22% better clock speed

    3.90 GHz left arrow 3.20 GHz
  • Lower stated TDP / base power

    Power limits alone do not measure performance per watt.

    51 W left arrow 140 W

Positions in all rankings

Common positions Intel Core i3-7100 CPU in popular benchmarks, for comparison with other models.

  • Cinebench R15 (Single-Core)
    255 place
  • Cinebench R15 (Multi-Core)
    587 place
  • Geekbench 5, 64bit (Single-Core)
    438 place
  • Geekbench 5, 64bit (Multi-Core)
    755 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    743 place
  • Geekbench 3, 64bit (Single-Core)
    183 place
  • Geekbench 3, 64bit (Multi-Core)
    417 place
  • Cinebench R11.5, 64bit (Single-Core)
    60 place
  • Cinebench R11.5, 64bit (Multi-Core)
    381 place
  • Cinebench R11.5, 64bit (iGPU, OpenGL)
    60 place
  • Estimated results for PassMark CPU Mark
    609 place

Specifications

Technical data
Intel Core i7-6900K Intel Core i7-6900K
Intel Core i3-7100 Intel Core i3-7100
CPU family and group

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

  • CPU group
    Intel Core i 6000 left arrow Intel Core i 7000
  • Family
    Intel Core i7 Extreme Edition left arrow Intel Core i3
  • Generation
    6 left arrow 7
  • Predecessor
    - left arrow Intel Core i3-6100
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Successor
    - left arrow Intel Core i3-8100
CPU Technical specs

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

  • Base Frequency
    3.2 GHz left arrow 3.9 GHz
  • Core architecture
    normal left arrow normal
  • CPU Cores
    8 left arrow 2
  • CPU Threads
    16 left arrow 4
  • Hyperthreading / SMT
    Yes left arrow Yes
  • Overclocking
    Yes left arrow No
  • Turbo Frequency (1 Core)
    3.7 GHz left arrow No turbo
  • Turbo Frequency (8 Cores)
    No turbo left arrow -
  • Turbo Frequency (2 Cores)
    - left arrow No turbo
IGPU

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
    - left arrow 12
  • Execution units
    - left arrow 24
  • Generation
    - left arrow 9.5
  • GPU Frequency
    - left arrow 350 MHz
  • GPU name
    no iGPU left arrow Intel HD Graphics 630
  • GPU Turbo
    No turbo left arrow 1100 MHz
  • Max. displays
    - left arrow 3
  • Max. GPU Memory
    - left arrow 64 GB
  • Release date
    - left arrow Q2/2016
  • Shader
    - left arrow 192
  • Technology
    - left arrow 14 nm
Hardware codec support

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

  • AV1
    No left arrow No
  • H.264 / AVC
    No left arrow Decode / Encode
  • h265 / HEVC (8 bit)
    No left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    No left arrow Decode / Encode
  • JPEG
    No left arrow Decode / Encode
  • VC-1
    No left arrow Decode
  • VP8
    No left arrow Decode / Encode
  • VP9
    No left arrow Decode / Encode
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core i3-7100 and Intel Core i7-6900K. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • ECC
    No left arrow No
  • Memory channels
    4 left arrow 2
  • Memory type
    DDR4-2400 left arrow DDR4-2400
  • PCIe lanes
    40 left arrow 16
  • PCIe version
    3.0 left arrow 3.0
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP Intel Core i7-6900K and Intel Core i3-7100 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)
    140 W left arrow 51 W
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i7-6900K and Intel Core i3-7100, virtual machine technologies and process technology.

  • Architecture
    Skylake S left arrow Kaby Lake S
  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4.1, SSE4.2, AVX2 left arrow SSE4.1, SSE4.2, AVX2
  • L3-Cache
    20.00 MB left arrow 3.00 MB
  • Release date
    Q2/2016 left arrow Q1/2017
  • Socket
    LGA 2011-3 left arrow LGA 1151
  • Technology
    14 nm left arrow 14 nm
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x, VT-x EPT, VT-d

Benchmarks

Performance tests CPUs

No comparable benchmark results are available yet. Specifications alone do not determine which model is faster.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15

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