Intel Core i5-6600K
Intel Core i5-6600T
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Intel Core i5-6600K vs Intel Core i5-6600T. Specifications, performance, tests

Overall score
star star star star star
Released
Q3/2015
Intel Core i5-6600K
Intel Core i5-6600K
Released
Q3/2015
Overall score
star star star star star
Intel Core i5-6600T
Intel Core i5-6600T

What's the best choice Intel Core i5-6600K or Intel Core i5-6600T?

We have prepared a comparison to help you choose the best processor. Compare their specifications and benchmarks.

Intel Core i5-6600K has a maximum frequency of 3.50 GHz. 4 Cores. Power consumption of 91 W. Released in Q3/2015.

Intel Core i5-6600T has a maximum frequency of 2.70 GHz. 4 Cores. Power consumption of 35 W. Released in Q3/2015.

Differences

  • Place in the overall ranking

    (based on several benchmarks)

    582 left arrow score
  • Higher clock speed

    Around 23% better clock speed

    3.50 GHz left arrow 2.70 GHz
  • Higher turbo clock speed

    Around 10% better overclocked clock speed

    3.90 GHz left arrow 3.50 GHz

Positions in all rankings

Common positions Intel Core i5-6600K CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    265 place
  • Cinebench R23 (Multi-Core)
    279 place
  • Cinebench R20 (Single-Core)
    320 place
  • Cinebench R20 (Multi-Core)
    322 place
  • Cinebench R15 (Single-Core)
    297 place
  • Cinebench R15 (Multi-Core)
    500 place
  • Geekbench 5, 64bit (Single-Core)
    324 place
  • Geekbench 5, 64bit (Multi-Core)
    497 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    650 place
  • Blender 2.81 (bmw27)
    74 place
  • Geekbench 3, 64bit (Single-Core)
    118 place
  • Geekbench 3, 64bit (Multi-Core)
    319 place
  • Cinebench R11.5, 64bit (Single-Core)
    527 place
  • Cinebench R11.5, 64bit (Multi-Core)
    320 place
  • Cinebench R11.5, 64bit (iGPU, OpenGL)
    86 place
  • Estimated results for PassMark CPU Mark
    480 place
  • Place in the overall ranking

    (based on several benchmarks)

    787 left arrow score
  • Performance per watt

    About 0.38 times less performance per watt

    35 W left arrow 91 W

Positions in all rankings

Common positions Intel Core i5-6600T CPU in popular benchmarks, for comparison with other models.

  • Cinebench R15 (Single-Core)
    442 place
  • Cinebench R15 (Multi-Core)
    558 place
  • Geekbench 5, 64bit (Single-Core)
    484 place
  • Geekbench 5, 64bit (Multi-Core)
    580 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    646 place
  • Geekbench 3, 64bit (Single-Core)
    260 place
  • Geekbench 3, 64bit (Multi-Core)
    381 place
  • Cinebench R11.5, 64bit (Single-Core)
    522 place
  • Cinebench R11.5, 64bit (Multi-Core)
    383 place
  • Cinebench R11.5, 64bit (iGPU, OpenGL)
    87 place
  • Estimated results for PassMark CPU Mark
    552 place

Specifications

Technical data
Intel Core i5-6600K Intel Core i5-6600K
Intel Core i5-6600T Intel Core i5-6600T
CPU family and group

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

  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    Intel Core i5 left arrow Intel Core i5
  • Generation
    6 left arrow 6
  • CPU group
    Intel Core i 6000 left arrow Intel Core i 6000
  • Successor
    Intel Core i5-7600K left arrow Intel Core i5-7600T
CPU Technical specs

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
    3.50 GHz left arrow 2.70 GHz
  • CPU Cores
    4 left arrow 4
  • Turbo (1 Core)
    3.90 GHz left arrow 3.50 GHz
  • CPU Threads
    4 left arrow 4
  • Turbo (4 Cores)
    3.60 GHz left arrow 3.10 GHz
  • Hyperthreading
    No left arrow No
  • Overclocking
    Yes left arrow No
  • Core architecture
    normal left arrow normal
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.

  • GPU name
    Intel HD Graphics 530 left arrow Intel HD Graphics 530
  • GPU frequency
    0.35 GHz left arrow 0.35 GHz
  • GPU (Turbo)
    1.15 GHz left arrow 1.15 GHz
  • Execution units
    24 left arrow 24
  • Shader
    192 left arrow 192
  • Max. GPU Memory
    64 GB left arrow 64 GB
  • Max. displays
    3 left arrow 3
  • Generation
    9 left arrow 9
  • DirectX Version
    12 left arrow 12
  • Technology
    14 nm left arrow 14 nm
  • Release date
    Q3/2015 left arrow Q3/2015
Hardware codec support

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

  • h265 / HEVC (8 bit)
    Decode / Encode left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    Decode left arrow Decode
  • h264
    Decode / Encode left arrow Decode / Encode
  • VP9
    Decode left arrow Decode
  • VP8
    Decode / Encode left arrow Decode / Encode
  • AV1
    No left arrow No
  • AVC
    Decode / Encode left arrow Decode / Encode
  • VC-1
    Decode left arrow Decode
  • JPEG
    Decode / Encode left arrow Decode / Encode
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core i5-6600T and Intel Core i5-6600K. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • Memory type
    DDR3-1600DDR4-2133 left arrow DDR3-1600DDR4-2133
  • Max. Memory
    64 GB left arrow
  • ECC
    No left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    3.0 left arrow 3.0
  • PCIe lanes
    16 left arrow 16
Encryption
  • AES-NI
    Yes left arrow Yes
Thermal Management

Compare the TDP requirements of TDP Intel Core i5-6600K and Intel Core i5-6600T to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

  • TDP (PL1)
    91 W left arrow 35 W
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Core i5-6600K and Intel Core i5-6600K, virtual machine technologies and process technology.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x, VT-x EPT, VT-d
  • ISA extensions
    SSE4.1, SSE4.2, AVX2 left arrow SSE4.1, SSE4.2, AVX2
  • L3-Cache
    6.00 MB left arrow 6.00 MB
  • Architecture
    Skylake S left arrow Skylake S
  • Technology
    14 nm left arrow 14 nm
  • Socket
    LGA 1151 left arrow LGA 1151
  • Release date
    Q3/2015 left arrow Q3/2015

Benchmarks

Performance tests CPUs

Based on the results of several benchmarks, you can more accurately estimate the difference in performance between Intel Core i5-6600K and Intel Core i5-6600T.

Compare the synthetic test values and choose the best processor!

Cinebench R15 (Single-Core)
The Cinebench R15 SC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware
Cinebench R15 (Multi-Core)
The Cinebench R15 MC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware
Geekbench 5, 64bit (Single-Core)
Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
Geekbench 3, 64bit (Single-Core)
Geekbench 3 SC for one CPU core, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS
Geekbench 3, 64bit (Multi-Core)
Geekbench 3 MC using a multi-core and hyperthreading, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS
Cinebench R11.5, 64bit (Single-Core)
The PC CPU and GPU test involves rendering a specific 3D scene in single-core mode, based on CINEMA 4D
Cinebench R11.5, 64bit (Multi-Core)
The PC CPU and GPU test involves rendering a specific 3D scene in multi-core mode and hyperthreading, based on CINEMA 4D
Cinebench R11.5, 64bit (iGPU, OpenGL)
The iGPU test involves rendering a specific 3D scene, based on CINEMA 4D
Estimated results for PassMark CPU Mark
PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks

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