Intel Atom x6425E vs Intel Core i9-12900KF

Let's find out which one of Intel Atom x6425E and Intel Core i9-12900KF is of a more recent generation, and what segment it belongs to.

• Name
  Intel Atom x6425E Intel Core i9-12900KF
• Segment
  Mobile Desktop / Server
• Family
  Intel Atom Intel Core i9
• Generation
  2 12
• CPU group
  Intel Atom x6000 Intel Core i 12000
• Predecessor
  -- Intel Core i9-11900KF

In this block we are going to compare Intel Atom x6425E vs Intel Core i9-12900KF 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
  1.80 GHz 3.70 GHz
• CPU Cores
  4 16
• Turbo (1 Core)
  3.00 GHz 5.30 GHz
• CPU Threads
  4 24
• Hyperthreading
  No Yes
• Overclocking
  No Yes
• Core architecture
  normal hybrid (big.LITTLE)
• A core
  -- 8x Golden Cove
• B core
  -- 8x Gracemont

Common specifications for integrated graphics cards in Intel Atom x6425E and Intel Core i9-12900KF along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  Intel UHD Graphics 32 EUs (Elkhart Lake) Intel Iris Xe Graphics 32 (Alder Lake S)
• GPU frequency
  0.50 GHz 0.40 GHz
• GPU (Turbo)
  0.75 GHz 1.45 GHz
• Execution units
  32 32
• Shader
  256 256
• Max. GPU Memory
  -- 16 GB
• Max. displays
  3 4
• Generation
  11 12
• DirectX Version
  12 12
• Technology
  10 nm 10 nm
• Release date
  Q1/2021 Q4/2021

Let's compare the support of video codecs between Intel Atom x6425E and Intel Core i9-12900KF. 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 / Encode Decode
• AV1
  Decode Decode
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

To choose the best model between Intel Atom x6425E and Intel Core i9-12900KF 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
  DDR4-3200LPDDR4X-4266 DDR4-3200DDR5-4800
• Max. Memory
  64 GB 256 GB
• ECC
  No No
• Memory channels
  4 2
• PCIe version
  3.0 5.0
• PCIe lanes
  8 20

AES-NI encryption support for CPUs Intel Atom x6425E and Intel Core i9-12900KF.

• AES-NI
  Yes Yes

Let's find out what TDP value would be better for Intel Atom x6425E or Intel Core i9-12900KF? 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)
  12 W 125 W
• TDP (PL2)
  -- 228 W / 56 s
• Tjunction max.
  105 °C 100 °C

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Atom x6425E and Intel Core i9-12900KF 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 SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  1.50 MB 3.75 MB
• L3-Cache
  -- 30.00 MB
• Architecture
  Elkhart Lake Alder Lake S
• Technology
  10 nm 10 nm
• Socket
  BGA 1296 LGA 1700
• Release date
  Q1/2021 Q4/2021
• Part Number
  -- BX8071512900KF

List of devices based on Intel Atom x6425E and Intel Core i9-12900KF.

• Used in
  Unknown Unknown