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Intel · 2025

Intel Core Ultra 9 285HX

The Intel Core Ultra 9 285HX is a 24-core mobile processor from 2025, based on the Arrow Lake microarchitecture and built on a 3 nm process.

The Intel Core Ultra 9 285HX is a high-end mobile processor released in 2025. It features 24 cores (8 P-cores and 16 E-cores) with 24 threads, base clock of 2.8 GHz and boost up to 5.5 GHz. The CPU includes 40 MB L2 cache and 36 MB L3 cache. It supports up to DDR5 6400 MT/s memory with two channels and ECC support. The processor has a TDP of 55 W and a max turbo power of 160 W. It uses the FCBGA2114 socket and integrates Intel Graphics. The CPU provides 24 PCIe lanes (PCIe 5.0 and 4.0) and supports instruction sets SSE4.1, SSE4.2, and AVX2. The multiplier is locked.

Benchmarks

Blender Open Data score504.89 samples/min
Nero Score AI3,403 images/min
Nero Score AVC encode2,676 fps

About benchmark sources →

Specifications

Microarchitecture unverified Arrow Lake
Cores24
P-cores8
E-cores16
Threads24
Base clock2.8 GHz
Boost clock5.5 GHz
L2 cache (total)40 MB
L3 cache36 MB
Process node3 nm
TDP / base power55 W
Max turbo power160 W
SocketFCBGA2114
Memory supportUp to DDR5 6400 MT/s
Memory channels2
ECC memory supportYes
Integrated graphicsIntel Graphics
PCIe lanes (CPU)24
PCIe version5.0 and 4.0
Instruction setsIntel SSE4.1, Intel SSE4.2, Intel AVX2
Unlocked multiplierNo
Release date2025-01-01
Release year2025