Intel Core Ultra 9 285
DESKTOPCPU
Page Contents
CPU at a Glance Key Specs
Cores / Threads
24 / 24
Clock Speeds
2.5GHz
to5.6GHz
Socket
LGA 1851
TDP
65W
DDR5
PCIe 5.0, PCIe 4.0
Intel Graphics
Specifications
Product Information
Model NameIntel Core Ultra 9 285
ManufacturerIntel
SeriesCore Ultra 9
CodenameArrow Lake
SocketLGA 1851
Socket TypeLGA
Market SegmentDesktop
Launch Date1/6/2025
Core Architecture
Total Cores24
Total Threads24
Efficiency Cores16 cores
Performance Cores8 cores
SMTNo
Instruction Setx86-64
MicroarchitectureLion Cove, Skymont
Compute Die3 nm (TSMC foundry)
PCIe VersionPCIe 5.0, PCIe 4.0
Clock Speeds
Base Clock2.5 GHz
Max Boost Clock5.6 GHz
Efficiency Clock1.9 GHz - 4.6 GHz
Performance Clock2.5 GHz - 5.4 GHz
Unlocked for OverclockingNo
Cache Memory
L1D Cache (Performance Cores)384 KB (8 x 48 KB)
L1I Cache (Performance Cores)512 KB (8 x 64 KB)
L1D Cache (Efficiency Cores)512 KB (16 x 32 KB)
L1I Cache (Efficiency Cores)1024 KB (16 x 64 KB)
L2 Cache (Performance Cores)24 MB (8 x 3 MB)
L2 Cache (Efficiency Cores)16 MB (4 x 4 MB)
L3 Cache36 MB
Memory Support
Memory TypeDDR5
Max Memory Speed6400 MT/s
Memory Channels2
Max Capacity256 GB
ECC Memory SupportYes
Power & Thermal
Default TDP65 W
Max Operating Temperature105 °C
Integrated Graphics
GPU ModelIntel Graphics
GPU Frequency2000 MHz
NPU
Has NPUYes
NPU TOPS13
Overall TOPS36