Intel Core i9-13905H vs AMD Ryzen 9 7950X. Specifications, performance, tests

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

• CPU group
  Intel Core i 13000H AMD Ryzen 7000
• Family
  Intel Core i9 Ryzen
• Generation
  13 5
• Predecessor
  - AMD Ryzen 9 5950X
• Segment
  Mobile 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
  6x Raptor Cove -
• A-Core Frequency
  2.60 GHz (5.40 GHz) -
• B-Core
  8x Gracemont -
• B-Core Frequency
  1.90 GHz (4.10 GHz) -
• Core architecture
  hybrid (big.LITTLE) normal
• CPU Cores
  14 16
• CPU Threads
  20 32
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  No Yes
• Base Frequency
  - 4.5 GHz
• Core Configuration
  - 16x
• Max. Boost Clock
  - 5.7 GHz
• Turbo Frequency (1 Core)
  - 5.5 GHz
• Turbo Frequency (16 Cores)
  - 5.2 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
  12.1 -
• Execution units
  96 -
• Generation
  13 -
• GPU Frequency
  400 MHz 2200 MHz
• GPU name
  Intel Iris Xe Graphics 96 (Alder Lake) AMD Radeon Graphics
• GPU Turbo
  1500 MHz No turbo
• Max. displays
  4 -
• Max. GPU Memory
  32 GB -
• Release date
  Q1/2022 -
• Shader
  768 -
• Technology
  10 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 No
• h265 / HEVC (8 bit)
  Decode / Encode No
• h265 / HEVC (10 bit)
  Decode / Encode No
• JPEG
  Decode / Encode No
• VC-1
  Decode No
• VP8
  Decode No
• VP9
  Decode / Encode No

Types, channel quantity of RAM supported by AMD Ryzen 9 7950X and Intel Core i9-13905H. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No Yes
• Max. Memory
  64 GB 256 GB
• Memory Bandwidth
  89.6 GB/s 83.2 GB/s
• Memory channels
  2 (Dual Channel) 2
• Memory type
  DDR4-3200DDR5-5200LPDDR4X-4266LPDDR5-6400 DDR5
• PCIe
  5.0 x 20 PCIe 5.0

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Core i9-13905H and AMD Ryzen 9 7950X 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 / PBP, legacy combined label)
  45 W -
• TDP (PL2)
  115 W 230 W
• TDP down
  35 W -
• Default TDP
  - 170 W
• TDP (PL1, legacy label)
  - 170 W

Architecture, interfaces, additional instructions supported by Intel Core i9-13905H and AMD Ryzen 9 7950X, virtual machine technologies and process technology.

• Architecture
  Raptor Lake H Raphael (Zen 4)
• Chip design
  Monolithic -
• Documents
  Technical data sheet -
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX2+ SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L2-Cache
  - 16 MB
• L3-Cache
  24 MB 64 MB
• Operating systems
  Windows 10, Windows 11, Linux -
• Release date
  Q1/2023 2022-09-27
• Release price
  700 $ -
• Socket
  BGA 1744 AM5
• Technology
  10 nm TSMC 5nm FinFET
• Virtualization
  VT-x, VT-x EPT, VT-d AMD-V, SVM
• Codename
  - Raphael AM5