Intel Core i9-12900KF vs Intel Core i9-9980XE

Let's find out which one of Intel Core i9-12900KF and Intel Core i9-9980XE is of a more recent generation, and what segment it belongs to.

• Name
  Intel Core i9-12900KF Intel Core i9-9980XE
• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i9 Intel Core i9
• Generation
  12 9
• CPU group
  Intel Core i 12000 Intel Core i 9000X
• Predecessor
  Intel Core i9-11900KF --

In this block we are going to compare Intel Core i9-12900KF vs Intel Core i9-9980XE 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
  3.70 GHz 3.00 GHz
• CPU Cores
  16 18
• Turbo (1 Core)
  5.30 GHz 4.50 GHz
• CPU Threads
  24 36
• Hyperthreading
  Yes Yes
• Overclocking
  Yes Yes
• Core architecture
  hybrid (big.LITTLE) normal
• A core
  8x Golden Cove --
• B core
  8x Gracemont --

Common specifications for integrated graphics cards in Intel Core i9-12900KF and Intel Core i9-9980XE along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  Intel Iris Xe Graphics 32 (Alder Lake S) no iGPU
• GPU frequency
  0.40 GHz
• GPU (Turbo)
  1.45 GHz No turbo
• Execution units
  32
• Shader
  256
• Max. GPU Memory
  16 GB --
• Max. displays
  4
• Generation
  12
• DirectX Version
  12
• Technology
  10 nm
• Release date
  Q4/2021

Let's compare the support of video codecs between Intel Core i9-12900KF and Intel Core i9-9980XE. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• 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

To choose the best model between Intel Core i9-12900KF and Intel Core i9-9980XE 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
  DDR4-3200DDR5-4800 DDR4-2666
• Max. Memory
  256 GB 128 GB
• ECC
  No No
• Memory channels
  2 4
• PCIe version
  5.0 3.0
• PCIe lanes
  20 48

AES-NI encryption support for CPUs Intel Core i9-12900KF and Intel Core i9-9980XE.

• AES-NI
  Yes Yes

Let's find out what TDP value would be better for Intel Core i9-12900KF or Intel Core i9-9980XE? 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)
  125 W 165 W
• TDP (PL2)
  228 W / 56 s --
• Tjunction max.
  100 °C 84 °C

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i9-12900KF and Intel Core i9-9980XE CPUs along with a list of ISA extensions.

• 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, AVX2+ SSE4.1, SSE4.2, AVX2, AVX-512
• L2-Cache
  3.75 MB --
• L3-Cache
  30.00 MB 25.00 MB
• Architecture
  Alder Lake S Skylake X Refresh
• Technology
  10 nm 14 nm
• Socket
  LGA 1700 LGA 2066
• Release date
  Q4/2021 Q4/2018
• Part Number
  BX8071512900KF --

List of devices based on Intel Core i9-12900KF and Intel Core i9-9980XE.

• Used in
  Unknown Unknown