Ryzen 9 9950X vs Core Ultra 9 285K

Manufacturer-published CPU specifications shown side by side.

Official AMD image of AMD Ryzen 9 9950X. It may not depict the exact CPU listed.
Official AMD image of AMD Ryzen 9 9950X. It may not depict the exact CPU listed.

AMD Ryzen™ 9 9950X

Ryzen

Cores and threads
16 / 32
Socket
AM5
Maximum boost
5.7 GHz
TDP
170 W
View CPU details
Official Intel image of Intel Core Ultra 200S desktop processor family. It may not depict the exact CPU listed.
Official Intel image of Intel Core Ultra 200S desktop processor family. It may not depict the exact CPU listed.

Intel® Core™ Ultra 9 Processor 285K

Intel® Core™ Ultra Processors (Series 2)

Cores and threads
24 / 24
Socket
FCLGA1851
Maximum boost
5.7 GHz
Processor base power
125 W
View CPU details

Published differences

Ryzen 9 9950X and Core Ultra 9 285K compared through manufacturer-published desktop processor specifications.

Ryzen 9 9950X vs Core Ultra 9 285K published CPU specifications. Cores: 16 vs 24. Threads: 32 vs 24. Max boost: 5.7 GHz vs 5.7 GHz. Sockets: AM5 vs FCLGA1851.

  • Ryzen 9 9950X lists 16 cores and 32 threads while Core Ultra 9 285K lists 24 cores and 24 threads.
  • Ryzen 9 9950X lists Zen 5 architecture while Core Ultra 9 285K lists Arrow Lake architecture.
  • Ryzen 9 9950X and Core Ultra 9 285K both list 5.7 GHz maximum boost clock.
  • Ryzen 9 9950X lists AM5 socket while Core Ultra 9 285K lists FCLGA1851 socket.
  • Ryzen 9 9950X publishes 170 W TDP while Core Ultra 9 285K publishes 125 W Processor base power.

What these figures can tell you

Core counts, clock speeds and published power figures do not establish application or gaming performance. Architecture, motherboard support, memory support and cooling requirements must be evaluated for the intended system.

Before you upgrade

Start with the parts you can keep. These checks interpret the published specifications; they do not certify a complete build or predict performance in your applications.

Motherboard and BIOS

These CPUs list different sockets: AM5 and FCLGA1851. A motherboard change is required when moving between these platforms. Check the board model, revision and required BIOS version before buying or replacing the processor.

AMD Ryzen™ 9 9950X sourcesIntel® Core™ Ultra 9 Processor 285K sources
AMD Ryzen™ 9 9950X: graphics

The published graphics specification lists AMD Radeon™ Graphics. Check your motherboard's display outputs and the supported monitor connection before relying on integrated graphics.

AMD Ryzen™ 9 9950X sources
AMD Ryzen™ 9 9950X: memory

Published memory support: DDR5. Match the memory generation and module format to your exact motherboard. Check its supported kit list and population rules before reusing existing modules.

AMD Ryzen™ 9 9950X sources
Intel® Core™ Ultra 9 Processor 285K: graphics

The published graphics specification lists Intel® Graphics. Check your motherboard's display outputs and the supported monitor connection before relying on integrated graphics.

Intel® Core™ Ultra 9 Processor 285K sources
Intel® Core™ Ultra 9 Processor 285K: memory

Published memory support: Up to DDR5 6400 MT/s. Match the memory generation and module format to your exact motherboard. Check its supported kit list and population rules before reusing existing modules.

Intel® Core™ Ultra 9 Processor 285K sources

Manufacturer guidance

Detailed CPU specifications

Zen 5
Architecture
Arrow Lake
16
Total cores
24
32
Threads
24
5.7 GHz
Maximum boost clock
5.7 GHz
16 MB
L2 cache
40 MB
64 MB
L3 cache
36 MB
AM5
Socket
FCLGA1851
DDR5
Memory types
Up to DDR5 6400 MT/s
2
Memory channels
2
256 GB
Maximum memory
256 GB
PCIe 5.0
PCIe generation
5.0 and 4.0
28
PCIe lanes
24
AMD Radeon™ Graphics
Integrated graphics
Intel® Graphics
170 W TDP
Published power
125 W Processor base power

Where to buy

Intel® Core™ Ultra 9 Processor 285K

Confirm the selected model, seller, condition, delivery region and checkout total on the retailer's site. A listing is not a compatibility recommendation.

Intel Core Ultra 9 285K boxed processor

Part number: BX80768285K

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Evidence record

Sources and verification

Specifications for AMD Ryzen™ 9 9950X were checked against the official manufacturer sources listed here. Last verified .

Values are manufacturer-published specifications and may change after a manufacturer revision.

Evidence record

Sources and verification

Specifications for Intel® Core™ Ultra 9 Processor 285K were checked against the official manufacturer sources listed here. Last verified .

Values are manufacturer-published specifications and may change after a manufacturer revision.