Intel Xeon W-11865MRE
Intel Core i9-11900KB
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Intel Xeon W-11865MRE vs Intel Core i9-11900KB. Specifications, performance, tests

Overall score
star star star star star
Released
Q3/2021
Intel Xeon W-11865MRE
Intel Xeon W-11865MRE
Released
Q2/2021
Overall score
star star star star star
Intel Core i9-11900KB
Intel Core i9-11900KB

Compare Intel Xeon W-11865MRE VS Intel Core i9-11900KB. Which processor delivers superior performance?

In this detailed comparison, we evaluate the specifications and benchmarks of both processors to determine the best choice for your needs. We analyze their core counts, maximum frequencies, and power consumption.

Intel Xeon W-11865MRE boasts a maximum frequency of 2.60 GHz GHz. 8 / 16 cores that enhance multitasking capabilities.With a power consumption of 45 W W, it ensures efficient performance.Released in Q3/2021, it incorporates the latest technology for optimal efficiency.

Intel Core i9-11900KB features a maximum frequency of 3.30 GHz GHz. 8 cores designed for high-performance tasks.Its power consumption is 65 W W, providing a balance of power and efficiency.Launched in Q2/2021, it is built to handle demanding applications.

Differences

  • Performance per watt

    times less performance per watt

    45 W left arrow 65 W

Positions in all rankings

Common positions Intel Xeon W-11865MRE CPU in popular benchmarks, for comparison with other models.

  • iGPU - FP32 Performance (Single-precision GFLOPS)
    506 place
  • Estimated results for PassMark CPU Mark
    175 place
  • Place in the overall ranking

    (based on several benchmarks)

    341 left arrow score
  • Higher clock speed

    Around 21% better clock speed

    3.30 GHz left arrow 2.60 GHz
  • Higher turbo clock speed

    Around 11 % better overclocked clock speed

    5.30 GHz left arrow 4.70 GHz

Positions in all rankings

Common positions Intel Core i9-11900KB CPU in popular benchmarks, for comparison with other models.

  • Cinebench R23 (Single-Core)
    69 place
  • Cinebench R23 (Multi-Core)
    141 place
  • Cinebench R20 (Single-Core)
    59 place
  • Cinebench R20 (Multi-Core)
    136 place
  • Cinebench R15 (Single-Core)
    38 place
  • Cinebench R15 (Multi-Core)
    128 place
  • Geekbench 5, 64bit (Single-Core)
    66 place
  • Geekbench 5, 64bit (Multi-Core)
    985 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    464 place
  • Blender 2.81 (bmw27)
    147 place
  • Geekbench 6 (Single-Core)
    110 place

Specifications

Technical data
Intel Xeon W-11865MRE Intel Xeon W-11865MRE
Intel Core i9-11900KB Intel Core i9-11900KB
CPU family and group

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

  • Family
    Intel Xeon W left arrow Intel Core i9
  • CPU group
    Intel Xeon W-11000M left arrow Intel Core i 11000H
  • Segment
    Mobile left arrow Mobile
  • Generation
    11 left arrow 11
CPU Technical specs

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

  • Core architecture
    normal left arrow normal
  • Overclocking
    No left arrow Yes
  • Frequency
    2.60 GHz left arrow 3.30 GHz
IGPU

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

  • GPU name
    Intel UHD Graphics 11th Gen (32 EU) left arrow Intel UHD Graphics 910
  • GPU frequency
    0.35 GHz left arrow 0.35 GHz
  • GPU (Turbo)
    1.35 GHz left arrow 1.45 GHz
  • Execution units
    32 left arrow 32
  • Shader
    256 left arrow 256
  • Max. displays
    3 left arrow 3
  • Generation
    11 left arrow 11
  • Technology
    10 nm left arrow 10 nm
  • Release date
    Q2/2021 left arrow
Hardware codec support

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

  • h265 / HEVC (8 bit)
    Decode / Encode left arrow Decode / Encode
  • h265 / HEVC (10 bit)
    Decode / Encode left arrow Decode / Encode
  • h264
    Decode / Encode left arrow Decode / Encode
  • VP8
    Decode / Encode left arrow Decode / Encode
  • VP9
    Decode / Encode left arrow Decode / Encode
  • AV1
    Decode 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

Overview of the types and quantities of RAM supported by Intel Core i9-11900KB and Intel Xeon W-11865MRE. The supported memory frequencies may vary depending on the motherboard configuration.

  • Memory type
    DDR4-3200 left arrow DDR4-3200
  • Max. Memory
    128 GB left arrow 128 GB
  • Memory channels
    2 left arrow 2
  • ECC
    Yes left arrow No
Thermal Management

Analyze the TDP (Thermal Design Power) requirements of Intel Xeon W-11865MRE and Intel Core i9-11900KB to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

  • TDP (PL1)
    45 W left arrow 65 W
  • TDP down
    35 W left arrow 55 W
  • Tjunction max.
    100 °C left arrow 100 °C
Technologies and extensions

Information on architecture, interfaces, and additional instructions supported by Intel Xeon W-11865MRE and Intel Core i9-11900KB, including virtual machine technologies and fabrication processes.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4.1, SSE4.2, AVX2, AVX-512 left arrow SSE4.1, SSE4.2, AVX2, AVX-512
  • L2-Cache
    -- left arrow 4.00 MB
  • L3-Cache
    24.00 MB left arrow 20.00 MB
  • Architecture
    Tiger Lake H left arrow Tiger Lake H
  • Technology
    10 nm left arrow 10 nm
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x, VT-x EPT, VT-d
  • Socket
    BGA 1787 left arrow BGA 1787
  • Release date
    Q3/2021 left arrow Q2/2021

Benchmarks

Performance tests CPUs

By analyzing the results from various benchmarks, you can gain a clearer understanding of the performance differences between Intel Xeon W-11865MRE and Intel Core i9-11900KB.

Compare the synthetic benchmark scores and make an informed decision on the best processor for your needs!

iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
691
Intel Xeon W-11865MRE
742
Intel Core i9-11900KB

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