Intel Core i7-1265U vs AMD Ryzen 7 7800X3D. Specifications, performance, tests

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

• Family
  Intel Core i7 AMD Ryzen 7
• CPU group
  Intel Core i 1200P/1200U AMD Ryzen 7000
• Segment
  Mobile Desktop / Server
• Generation
  12 6
• Predecessor
  -- AMD Ryzen 7 5800X3D

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.

• CPU Cores / Threads
  10 / 12 8 / 16
• Core architecture
  hybrid (big.LITTLE) normal
• Frequency
  1.80 GHz 4.70 GHz
• Overclocking
  No Yes

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 Iris Xe Graphics 96 (Alder Lake) AMD Radeon Graphics (Raphael)
• GPU frequency
  0.35 GHz 0.40 GHz
• GPU (Turbo)
  1.25 GHz 2.20 GHz
• Execution units
  96 2
• Shader
  768 128
• Max. GPU Memory
  64 GB 8 GB
• Max. displays
  4 3
• Generation
  13 9
• Direct X
  12.1 12
• Technology
  10 nm 5 nm
• Release date
  Q1/2022 Q3/2022

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

• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• h264
  Decode / Encode Decode / Encode
• VP8
  Decode Decode / Encode
• VP9
  Decode / Encode Decode / Encode
• AV1
  Decode No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode / Encode

Types, channel quantity of RAM supported by AMD Ryzen 7 7800X3D and Intel Core i7-1265U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR4-3200DDR5-4800LPDDR4X-4266LPDDR5-5200 DDR5-5200
• Max. Memory
  64 GB 128 GB
• Memory channels
  2 2 (Dual Channel)
• ECC
  No Yes
• PCIe
  4.0 x 28 5.0 x 24
• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i7-1265U and AMD Ryzen 7 7800X3D to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 170 W
• TDP (PL2)
  55 W 230 W
• Tjunction max.
  100 °C 95 °C

Architecture, interfaces, additional instructions supported by Intel Core i7-1265U and Intel Core i7-1265U, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2 SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
• L2-Cache
  6.50 MB 8.00 MB
• L3-Cache
  12.00 MB 96.00 MB
• Architecture
  Alder Lake U Raphael (Zen 4)
• Technology
  10 nm 5 nm
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V, SVM
• Socket
  BGA 1744 AM5 (LGA 1718)
• Release date
  Q1/2022 Q1/2023