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Intel Core Ultra 9 285K

Intel Core Ultra 9 285K

Codename: Arrow Lake-S Released: October 24, 2024
Total Cores
24
Physical Cores
Total Threads
24
Concurrent Threads
Boost Clock
5500 MHz
Max Turbo Frequency

Technical Highlights

Vendor : Intel
Socket : FCLGA1851
Manufacturing Process : 3 nm
TDP (PL1) : 250 W

About this CPU

Desktop Arrow Lake-S CPU with 24 cores and 24 threads, unlocked multiplier support, integrated Arc Xe-LPG graphics, and an onboard NPU for AI workloads.

Last updated: April 08, 2026

Overall Score Of Intel Core Ultra 9 285K

This summarizes how Intel Core Ultra 9 285K scores across single-core performance, multi-core performance, CPU architecture, memory architecture, and energy efficiency.

72
Overall
Single-Core Performance
62
Multi-Core Performance
63
CPU Architecture
77
Memory Architecture
60
Energy Efficiency
68

General Information of Intel Core Ultra 9 285K

CPU Name

Intel Core Ultra 9 285K

Vendor

Intel

Release Date

October 24, 2024

Generation

Ultra 9 (Arrow Lake)

Type

Desktop

Codename

Arrow Lake-S

Launch Price

$589

Foundry

TSMC

Package and Thermals of Intel Core Ultra 9 285K

Manufacturing Process

Good

3 nm

67% of the current best Manufacturing Process score

Max Temp (TJMax)

Top tier

105 C

95% of the current best Max Temp (TJMax) score

Die Size

243 mm²

Transistor Count

17.8 billion

TDP (PL1)

250 W

Max. Boost TDP (PL2)

250 W

Socket

FCLGA1851

CPU Cores of Intel Core Ultra 9 285K

Performance Cores

P-Cores

8

33% of the current best P-Cores score

P-Threads

8

25% of the current best P-Threads score

P-Core Base Frequency

Excellent

3700 MHz

79% of the current best P-Core Base Frequency score

P-Core Turbo Frequency

Excellent

5500 MHz

92% of the current best P-Core Turbo Frequency score

Efficient Cores

E-Cores

Top tier

16

100% of the current best E-Cores score

E-Threads

Top tier

16

100% of the current best E-Threads score

E-Core Base Frequency

Good

3200 MHz

73% of the current best E-Core Base Frequency score

E-Core Turbo Frequency

Top tier

4600 MHz

98% of the current best E-Core Turbo Frequency score

Total

Total Cores

Excellent

24

75% of the current best Total Cores score

Total Threads

Excellent

24

75% of the current best Total Threads score

Multiplier

Unlocked

Bus Frequency

Top tier

100 MHz

100% of the current best Bus Frequency score

Unlocked Multiplier

Yes

L1 Cache

Top tier

192 KB

100% of the current best L1 Cache score

L2 Cache

3 MB

5% of the current best L2 Cache score

L3 Cache

36 MB

19% of the current best L3 Cache score

NPU

Yes

NPU TOPS

13 TOPS

27% of the current best NPU TOPS score

Memory Support of Intel Core Ultra 9 285K

Memory Types

Top tier

DDR5-6400

90% of the current best Memory Types score

Max Memory Size

Excellent

256 GB

50% of the current best Max Memory Size score

Memory Channels

2

3% of the current best Memory Channels score

Max Memory Bandwidth

102.4 GB/s

12% of the current best Max Memory Bandwidth score

ECC Support

Yes

Technologies

MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, AVX-VNNI, FMA3, SHA, VT-x, VT-d, AES-NI, TXT, TDT, Thread Director, AI Boost 3.0, DLBoost 3.0, TBT 2.0, TBMT 3.0, TVB, vPro

Performance Charts Of Intel Core Ultra 9 285K

These charts show how Intel Core Ultra 9 285K balances CPU benchmark performance and relative score versus current market leaders.

Performance Radar Chart

Category scores overview (0 to 100)
Intel Core Ultra 9 285K

Performance Benchmarks

Grey is the market top value. Colored bar is Intel Core Ultra 9 285K.
Market Top
Intel Core Ultra 9 285K

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Frequently Asked Questions about Intel Core Ultra 9 285K

The Intel Core Ultra 9 285K was officially released in October 24, 2024, targeting the Desktop market.

The Intel Core Ultra 9 285K is equipped with 24 cores and 24 threads, making it a powerhouse for heavily threaded professional workloads like video editing and 3D rendering.

The Intel Core Ultra 9 285K uses the FCLGA1851 socket. This is a critical specification for compatibility, as it dictates which motherboards can support this processor.

The Intel Core Ultra 9 285K operates at a base clock frequency of 3700 MHz for its performance cores (and 3200 MHz for E-cores). This is the speed the processor runs at under normal, non-intensive workloads.

The Intel Core Ultra 9 285K can reach a maximum turbo boost frequency of 5500 MHz on its performance cores (and 4600 MHz for E-cores). This allows the CPU to dynamically increase its speed to handle demanding tasks and gaming workloads.

The Intel Core Ultra 9 285K has a maximum junction temperature (TjMax) of 105 C. This is the maximum temperature possible before the processor initiates thermal throttling or shuts down to prevent permanent damage.

With an overall performance rating of 72%, the Intel Core Ultra 9 285K is considered a high-performance processor in our comprehensive CPU database.

The Intel Core Ultra 9 285K features 36 MB of L3 cache. A larger cache helps the processor access frequently used data faster, which can significantly boost gaming performance.

The Intel Core Ultra 9 285K has a base power consumption (TDP) of 250 W. This value is important for choosing an adequate CPU cooler and determining your overall system power requirements.

The Intel Core Ultra 9 285K supports DDR5-6400 memory, dictating the RAM speeds and capacities you can pair with this processor.

The Intel Core Ultra 9 285K includes an integrated GPU, meaning you don't strictly need a dedicated graphics card for basic display output.