Intel Xeon W-1350P vs Intel Core i9-11900KF. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Xeon W Intel Core i9
• Generation
  11 11
• CPU group
  Intel Xeon W-1300 Intel Core i 11000
• Predecessor
  -- Intel Core i9-10900KF
• Successor
  -- Intel Core i9-12900KF

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
  4.00 GHz 3.50 GHz
• CPU Cores
  6 8
• Turbo (1 Core)
  5.10 GHz 5.30 GHz
• CPU Threads
  12 16
• Hyperthreading
  Yes Yes
• Overclocking
  No Yes
• Core architecture
  normal normal

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 UHD Graphics P750 no iGPU
• GPU frequency
  0.35 GHz
• GPU (Turbo)
  1.30 GHz No turbo
• Execution units
  32
• Shader
  256
• Max. displays
  3
• Generation
  12
• DirectX Version
  12
• Technology
  14 nm
• Release date
  Q2/2021

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

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

Types, channel quantity of RAM supported by Intel Core i9-11900KF and Intel Xeon W-1350P. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-3200 DDR4-3200
• Max. Memory
  128 GB 128 GB
• ECC
  Yes No
• Memory channels
  2 2
• PCIe version
  4.0 4.0
• PCIe lanes
  20 20

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Xeon W-1350P and Intel Core i9-11900KF to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  125 W 125 W
• TDP (PL2)
  -- 251 W / 56 s
• TDP down
  95 W 95 W
• Tjunction max.
  100 °C 100 °C

Architecture, interfaces, additional instructions supported by Intel Xeon W-1350P and Intel Xeon W-1350P, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX-512 SSE4.1, SSE4.2, AVX2, AVX-512
• L2-Cache
  12.00 MB 4.00 MB
• L3-Cache
  -- 16.00 MB
• Architecture
  Rocket Lake S Rocket Lake S
• Technology
  14 nm 14 nm
• Socket
  LGA 1200 LGA 1200
• Release date
  Q2/2021 Q1/2021