Core Ultra 9 285: specs and benchmarks

Summary

Intel started Core Ultra 9 285 sales on January 2025. Based on an Arrow Lake-S architecture, this desktop processor is primarily aimed at home systems. It has 24 cores and 24 threads, and is based on 3 nm manufacturing technology, with a maximum frequency of 5600 MHz and a locked multiplier.

Compatibility-wise, this is Intel Socket 1851 processor with a TDP of 125 Watt. It supports DDR5 Depends on motherboard memory.

Primary details

Core Ultra 9 285 processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in the ranking	not rated
Place by popularity	not in top-100
Market segment	Desktop processor
Architecture codename	Arrow Lake-S (2024−2025)
Release date	January 2025

Detailed specifications

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores	24 (Tetracosa-Core)
Threads	24
Base clock speed	2.5 GHz	of 4.7 GHz (Ryzen 9 7900X)
Boost clock speed	5.6 GHz	of 50 MHz (i486DX-50)
L1 cache	112 KB (per core)	of 80 KB (EPYC 9965)
L2 cache	3 MB (per core)	of 2 MB (Xeon 6980P)
L3 cache	36 MB (shared)	of 1152 MB (EPYC 9684X)
Chip lithography	3 nm
Die size	243 mm2
Number of transistors	17,800 million	of 135,240 million (EPYC 9684X)
64 bit support	+

Compatibility

Information on Core Ultra 9 285 compatibility with other computer components and devices: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	of 8 (Xeon Platinum 8454H)
Socket	1851
Power consumption (TDP)	125 Watt	of 3100 ‑ 4500 (Ryzen 7 7435H)

Technologies and extensions

Technological capabilities and additional instructions supported by Core Ultra 9 285. You'll probably need this information if you require some particular technology.

AES-NI	+
AVX	+
vPro	+
Enhanced SpeedStep (EIST)	+
TSX	+

Security technologies

Processor technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.

VT-d	+
VT-x	+

Memory specs

Types, maximum amount and channel number of RAM supported by Core Ultra 9 285's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory types

DDR5 Depends on motherboard

Graphics specifications

General parameters of a GPU integrated into Core Ultra 9 285.

Integrated graphics card

Arc Xe2 Graphics 64EU

Peripherals

Specifications and connection types of supported peripherals.

PCIe version	5.0
PCI Express lanes	20	of 128 (Ryzen Threadripper PRO 7995WX)

Benchmark performance

Single-core and multi-core benchmark results of Core Ultra 9 285. Overall benchmark performance is measured in points in 0-100 range, higher is better.

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