Intel Core i9-12900 vs AMD Ryzen 9 7900. Specifications, performance, tests

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

• CPU group
  Intel Core i 12000 AMD Ryzen 7000
• Family
  Intel Core i9 Ryzen
• Generation
  12 6
• Predecessor
  Intel Core i9-11900 AMD Ryzen 9 5900
• Segment
  Desktop / Server Desktop
• Form Factor
  - Desktops / Boxed Processor
• Series
  - Ryzen 7000 Series

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

• A-Core
  8x Golden Cove -
• B-Core
  8x Gracemont -
• Base Frequency
  2.4 GHz 3.7 GHz
• Core architecture
  hybrid (big.LITTLE) normal
• CPU Cores
  16 12
• CPU Threads
  24 24
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  No Yes
• Turbo Frequency (1 Core)
  5.1 GHz 5.4 GHz
• Turbo Frequency (16 Cores)
  4.2 GHz -
• Core Configuration
  - 12x
• Max. Boost Clock
  - 5.4 GHz
• Turbo Frequency (12 Cores)
  - 4.8 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.

• DirectX Version
  12 12
• Execution units
  32 2
• Generation
  11 9
• GPU Frequency
  300 MHz 2200 MHz
• GPU name
  Intel UHD Graphics 770 AMD Radeon Graphics
• GPU Turbo
  1550 MHz 2200 MHz
• Max. displays
  3 3
• Max. GPU Memory
  - 8 GB
• Release date
  Q4/2021 Q3/2022
• Shader
  256 128
• Technology
  10 nm 5 nm
• Graphics Cores
  - 2

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

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

Types, channel quantity of RAM supported by AMD Ryzen 9 7900 and Intel Core i9-12900. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  128 GB 128 GB
• Memory channels
  2 2
• Memory type
  DDR4-3200DDR5-4800 DDR5
• PCIe
  5.0 x 20 PCIe 5.0
• Memory Bandwidth
  - 83.2 GB/s

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i9-12900 and AMD Ryzen 9 7900 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 95 °C
• TDP (PL1, legacy label)
  65 W 65 W
• TDP (PL2)
  202 W -
• Default TDP
  - 65 W

Architecture, interfaces, additional instructions supported by Intel Core i9-12900 and AMD Ryzen 9 7900, virtual machine technologies and process technology.

• Architecture
  Alder Lake S Raphael (Zen 4)
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX2+ SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
• L2-Cache
  14 MB 12 MB
• L3-Cache
  30 MB 64 MB
• Release date
  Q1/2022 2023-01-14
• Socket
  LGA 1700 AM5
• Technology
  10 nm TSMC 5nm FinFET
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V, SVM
• Chip design
  - Chiplet
• Codename
  - Raphael AM5
• Operating systems
  - Windows 10, Windows 11, Linux
• Release price
  - 429 $