Intel Core Ultra 9 285K vs AMD Ryzen 9 5900. Specifications, performance, tests

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

• Family
  Intel Core Ultra 200 AMD Ryzen
• Segment
  Desktop Desktop / Server
• CPU group
  - AMD Ryzen 5000
• Generation
  - 4
• Predecessor
  - AMD Ryzen 9 3900

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

• Base Frequency
  3.7 GHz 3.5 GHz
• CPU Cores
  24 12
• CPU Threads
  24 24
• E-core Base Clock
  3.2 GHz -
• E-core Max Turbo
  4.6 GHz -
• Efficient Cores
  16 -
• P-core Base Clock
  3.7 GHz -
• P-core Max Turbo
  5.5 GHz -
• Performance Cores
  8 -
• Turbo Frequency (1 Core)
  5.7 GHz 4.7 GHz
• Core architecture
  - normal
• Hyperthreading / SMT
  - Yes
• Overclocking
  - Yes
• Turbo Frequency (12 Cores)
  - 4.3 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.

• GPU name
  - no iGPU
• GPU Turbo
  - No turbo

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

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

Types, channel quantity of RAM supported by AMD Ryzen 9 5900 and Intel Core Ultra 9 285K. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Max. Memory
  256 GB 128 GB
• Memory channels
  2 2
• Memory type
  DDR5-6400 DDR4-3200
• ECC
  - Yes
• PCIe lanes
  - 20
• PCIe version
  - 4.0

• AES-NI
  - Yes

Compare the TDP requirements of TDP Intel Core Ultra 9 285K and AMD Ryzen 9 5900 Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1 / PBP, legacy combined label)
  125 W -
• TDP (PL2)
  250 W -
• Maximum Operating Temperature
  - 95 °C
• TDP (PL1, legacy label)
  - 65 W

Architecture, interfaces, additional instructions supported by Intel Core Ultra 9 285K and AMD Ryzen 9 5900, virtual machine technologies and process technology.

• Architecture
  Arrow Lake Vermeer (Zen 3)
• Intel Smart Cache
  36 MB -
• L2-Cache
  40 MB 6 MB
• L3-Cache
  36 MB 64 MB
• Release date
  Q4/2024 Q2/2021
• Socket
  FCLGA1851 AM4
• Technology
  TSMC N3B 7 nm
• Instruction set (ISA)
  - x86-64 (64 bit)
• ISA extensions
  - SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• Virtualization
  - AMD-V, SVM