Intel Core i9-12900KF vs MediaTek Dimensity 820

Let's find out which one of Intel Core i9-12900KF and MediaTek Dimensity 820 is of a more recent generation, and what segment it belongs to.

• Name
  Intel Core i9-12900KF MediaTek Dimensity 820
• Segment
  Desktop / Server Mobile
• Family
  Intel Core i9 Mediatek Dimensity
• Generation
  12 1
• CPU group
  Intel Core i 12000 MediaTek Dimensity 820
• Predecessor
  Intel Core i9-11900KF --

In this block we are going to compare Intel Core i9-12900KF vs MediaTek Dimensity 820 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 2.00 GHz
• CPU Cores
  16 8
• Turbo (1 Core)
  5.30 GHz 2.60 GHz
• CPU Threads
  24 8
• Hyperthreading
  Yes No
• Overclocking
  Yes No
• Core architecture
  hybrid (big.LITTLE) hybrid (big.LITTLE)
• A core
  8x Golden Cove 4x Cortex-A76
• B core
  8x Gracemont 4x Cortex-A55

Common specifications for integrated graphics cards in Intel Core i9-12900KF and MediaTek Dimensity 820 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) ARM Mali-G57 MP5
• GPU frequency
  0.40 GHz 0.90 GHz
• GPU (Turbo)
  1.45 GHz No turbo
• Execution units
  32 5
• Shader
  256 80
• Max. GPU Memory
  16 GB 4 GB
• Max. displays
  4 2
• Generation
  12 Vallhall 1
• DirectX Version
  12 12
• Technology
  10 nm 7 nm
• Release date
  Q4/2021 Q2/2020

Let's compare the support of video codecs between Intel Core i9-12900KF and MediaTek Dimensity 820. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• h264
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode Decode / Encode
• VP8
  Decode Decode / Encode
• AV1
  Decode Decode
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode / Encode
• JPEG
  Decode / Encode Decode / Encode

To choose the best model between Intel Core i9-12900KF and MediaTek Dimensity 820 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 LPDDR4X-2133
• Max. Memory
  256 GB 16 GB
• ECC
  No No
• Memory channels
  2 2
• PCIe version
  5.0
• PCIe lanes
  20

AES-NI encryption support for CPUs Intel Core i9-12900KF and MediaTek Dimensity 820.

• AES-NI
  Yes No

Let's find out what TDP value would be better for Intel Core i9-12900KF or MediaTek Dimensity 820? 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
• TDP (PL2)
  228 W / 56 s --
• Tjunction max.
  100 °C --

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i9-12900KF and MediaTek Dimensity 820 CPUs along with a list of ISA extensions.

• Instruction set (ISA)
  x86-64 (64 bit) ARMv8-A64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d None
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  3.75 MB --
• L3-Cache
  30.00 MB --
• Architecture
  Alder Lake S Cortex-A76 / Cortex-A55
• Technology
  10 nm 7 nm
• Socket
  LGA 1700 N/A
• Release date
  Q4/2021 Q2/2020
• Part Number
  BX8071512900KF MT6875

List of devices based on Intel Core i9-12900KF and MediaTek Dimensity 820.

• Used in
  Unknown Unknown