Intel Core i9-11900K vs AMD Ryzen Threadripper Pro 5945WX. Specifications, performance, tests

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

• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i9 AMD Ryzen
• Generation
  11 4
• CPU group
  Intel Core i 11000 AMD Ryzen Threadripper PRO 5000
• Predecessor
  Intel Core i9-10900K AMD Ryzen Threadripper Pro 3945WX
• Successor
  Intel Core i9-12900K --

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 4.10 GHz
• Turbo (1 Core)
  5.30 GHz 4.55 GHz
• Hyperthreading
  Yes Yes
• Overclocking
  Yes No
• 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 750 no iGPU
• GPU frequency
  0.35 GHz
• GPU (Turbo)
  1.30 GHz No turbo
• Execution units
  32
• Shader
  256
• Max. displays
  3
• Generation
  12
• Technology
  14 nm
• Release date
  Q1/2021

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 AMD Ryzen Threadripper Pro 5945WX and Intel Core i9-11900K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-3200 DDR4-3200
• Max. Memory
  128 GB 2048 GB
• ECC
  No Yes
• Memory channels
  2 8

Compare the TDP requirements of TDP Intel Core i9-11900K and AMD Ryzen Threadripper Pro 5945WX to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  125 W 280 W
• TDP (PL2)
  251 W / 56 s --
• TDP down
  95 W --
• Tjunction max.
  100 °C 100 °C

Architecture, interfaces, additional instructions supported by Intel Core i9-11900K and Intel Core i9-11900K, 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 AMD-V, SVM
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX-512 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L2-Cache
  4.00 MB 6.00 MB
• L3-Cache
  16.00 MB 64.00 MB
• Architecture
  Rocket Lake S Chagall (Zen 3)
• Technology
  14 nm 7 nm
• Socket
  LGA 1200 WRX8 (sWRX8)
• Release date
  Q1/2021 Q1/2022