Intel Core i5-8600T
Intel Core i9-9900KF
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Intel Core i5-8600T vs Intel Core i9-9900KF

Overall score
star star star star star
Released
Q2/2018
Released
Q1/2019
Overall score
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Which one of the central processing units is better: Intel Core i5-8600T or Intel Core i9-9900KF? On this page we compare the technical data and benchmark results of different CPUs.

The Intel Core i5-8600T has 6 cores and 6 threads with maximum working frequency of 3.70 GHz. The Intel Core i5-8600T was released on Q2/2018.

The Intel Core i9-9900KF has 8 cores with 6 threads and 3.70 GHz of frequency. The Intel Core i9-9900KF was released on Q1/2019.

Differences
Reasons to consider
Intel Core i5-8600T
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  • Performance per watt
    35 W left arrow 95 W
    About 2.71 0.97 times less performance per watt
Reasons to consider
Intel Core i9-9900KF
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  • Higher clock speed
    3.60 GHz left arrow 2.30 GHz
    Around 36% better clock speed
  • More number of cores
    8 left arrow 6
    1 times more cores
  • Higher turbo clock speed
    5.00 GHz left arrow 3.70 GHz
    Around 26 % better overclocked clock speed
Specifications
Complete list of technical specifications
Intel Core i5-8600T Intel Core i5-8600T
Intel Core i9-9900KF Intel Core i9-9900KF
CPU generation and family

Let's find out which one of Intel Core i5-8600T and Intel Core i9-9900KF is of a more recent generation, and what segment it belongs to.

  • Name
    Intel Core i5-8600T left arrow Intel Core i9-9900KF
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    Intel Core i5 left arrow Intel Core i9
  • Generation
    8 left arrow 9
  • CPU group
    Intel Core i 8000 left arrow Intel Core i 9000
  • Predecessor
    Intel Core i5-7600T left arrow --
  • Successor
    Intel Core i5-9600T left arrow Intel Core i9-10900KF
CPU Cores and Base Frequency

In this block we are going to compare Intel Core i5-8600T vs Intel Core i9-9900KF by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

  • Frequency
    2.30 GHz left arrow 3.60 GHz
  • CPU Cores
    6 left arrow 8
  • Turbo (1 Core)
    3.70 GHz left arrow 5.00 GHz
  • CPU Threads
    6 left arrow 16
  • Hyperthreading
    No left arrow Yes
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics

Common specifications for integrated graphics cards in Intel Core i5-8600T and Intel Core i9-9900KF along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

  • GPU name
    Intel UHD Graphics 630 left arrow no iGPU
  • GPU frequency
    0.35 GHz left arrow
  • GPU (Turbo)
    1.15 GHz left arrow No turbo
  • Execution units
    24 left arrow
  • Shader
    192 left arrow
  • Max. GPU Memory
    64 GB left arrow --
  • Max. displays
    3 left arrow
  • Generation
    9.5 left arrow
  • DirectX Version
    12 left arrow
  • Technology
    14 nm left arrow
  • Release date
    Q4/2017 left arrow
Hardware codec support

Let's compare the support of video codecs between Intel Core i5-8600T and Intel Core i9-9900KF. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

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

To choose the best model between Intel Core i5-8600T and Intel Core i9-9900KF you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

  • Memory type
    DDR4-2666 left arrow DDR4-2666
  • Max. Memory
    left arrow 128 GB
  • 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 encryption support for CPUs Intel Core i5-8600T and Intel Core i9-9900KF.

  • AES-NI
    Yes left arrow Yes
Thermal Management

Let's find out what TDP value would be better for Intel Core i5-8600T or Intel Core i9-9900KF? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

  • TDP (PL1)
    35 W left arrow 95 W
  • TDP (PL2)
    -- left arrow 119 W / 28 s
  • Tjunction max.
    -- left arrow 100 °C
Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i5-8600T and Intel Core i9-9900KF CPUs along with a list of ISA extensions.

  • 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
    9.00 MB left arrow 16.00 MB
  • Architecture
    Coffee Lake S left arrow Coffee Lake S Refresh
  • Technology
    14 nm left arrow 14 nm
  • Socket
    LGA 1151-2 left arrow LGA 1151-2
  • Release date
    Q2/2018 left arrow Q1/2019
Devices using this processor

List of devices based on Intel Core i5-8600T and Intel Core i9-9900KF.

  • Used in
    Unknown left arrow Unknown
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