Intel Core i9-11900KF vs Intel Core i9-11900T. Specifications, performance, tests

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

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

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  3.5 GHz 1.5 GHz
• Core architecture
  normal normal
• CPU Cores
  8 8
• CPU Threads
  16 16
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  5.3 GHz 4.9 GHz
• Turbo Frequency (8 Cores)
  4.8 GHz 3.6 GHz

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
  None Intel UHD Graphics 750
• Graphics verification source
  https://www.intel.com/content/www/us/en/support/articles/000058487/processors.html -
• DirectX Version
  - 12
• Execution units
  - 32
• Generation
  - 12
• GPU Frequency
  - 350 MHz
• GPU Turbo
  - 1300 MHz
• Max. displays
  - 3
• Release date
  - Q1/2021
• Shader
  - 256
• Technology
  - 14 nm

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

• AV1
  No Decode
• H.264 / AVC
  No Decode / Encode
• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode / Encode
• JPEG
  No Decode / Encode
• VC-1
  No Decode
• VP8
  No Decode
• VP9
  No Decode / Encode

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

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

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i9-11900KF and Intel Core i9-11900T Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  100 °C 100 °C
• TDP (PL1, legacy label)
  125 W 35 W
• TDP (PL2)
  251 W / 56 s 115 W / 28 s
• TDP down
  95 W 25 W

Architecture, interfaces, additional instructions supported by Intel Core i9-11900KF and Intel Core i9-11900T, virtual machine technologies and process technology.

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