Quick Verdict
A highly capable 24-core processor that hits the sweet spot between the low-power 285T and the unlocked 285K, ideal for users wanting performance without high cooling demands.
Overview
Launch
2025
Status
ActiveGeneration
Ultra 9 (Arrow Lake)
Market
Desktop
The Intel Core Ultra 9 285 is a 65W, 24-core desktop processor offering a balanced mix of high boost clocks and power efficiency without an unlocked multiplier.
The Intel Core Ultra 9 285 is a power-optimized desktop processor that bridges the gap between the low-power 285T and the unlocked 285K. Launched in January 2025, this Arrow Lake-S processor features 24 cores and 24 threads, utilizing 8 Lion Cove P-cores and 16 Skymont E-cores. Built on TSMC's 3nm process, it delivers robust multi-threaded performance while maintaining a 65W base TDP.
Operating at a base frequency of 2.5 GHz, it can boost up to 5.6 GHz, providing snappy single-threaded response for everyday applications and gaming.
The chip retains the 36 MB L3 cache and integrates Arc Xe-LPG graphics with 64 EUs. Designed for the LGA 1851 socket, it supports DDR5-6400 memory across dual channels. With a launch price of $579, the 285 targets users who want modern Arrow Lake efficiency and performance without the higher cooling demands of unlocked K-series chips.
It is an excellent choice for mid-range workstations and gaming rigs.
Specifications
Performance
24 cores provide massive throughput for rendering and compilation.
More than capable of running multiple VMs and containers.
Excellent gaming performance when paired with a modern discrete GPU.
Good efficiency at 65W, though PL2 can spike to 182W under load.
- •5.6 GHz boost is great for single-threaded game engines
- •Performs nearly identically to the 285K in most titles
- •Requires a discrete GPU for serious gaming
- •13 TOPS NPU handles background AI blurring and noise cancellation
- •Not Copilot+ PC certified locally
- •CPU and GPU provide additional AI TOPS
Architecture
3 nm (TSMC)
Process Node
Arrow Lake-S
Codename
24C / 24T
Core Config
36 MB
L3 Cache
65 W
TDP
Architecture Overview
The Arrow Lake-S architecture in the Core Ultra 9 285 employs a chiplet design leveraging TSMC's advanced nodes. The primary compute tile is built on the 3nm process, housing the Lion Cove P-cores and Skymont E-cores.
CPU Design
Intel removed Hyper-Threading in this generation, meaning the 24 physical cores provide 24 threads natively, reducing scheduling overhead and improving power efficiency.
Memory Subsystem
The processor connects to a SoC tile and IO tile via a high-speed interconnect. It supports dual-channel DDR5 memory natively at 6400 MT/s, providing ample bandwidth.
PCIe & I/O
For expansion, the CPU offers 20 PCIe 5.0 lanes for high-speed GPUs and NVMe storage, alongside secondary PCIe 4.0 lanes via the chipset.
Overclocking
The integrated Arc Xe-LPG graphics provide 64 execution units, supporting modern display outputs and hardware media encoding. The NPU adds 13 TOPS for local AI processing. Operating at 65W, this architecture scales gracefully.
- Higher multi-core performance via 16 E-cores
- Integrated NPU for AI
- Better efficiency due to 3nm node
Key Highlights
- Excellent single-core and multi-core balance
- 65W base TDP is easy to cool
- Includes modern platform features (PCIe 5.0, DDR5)
- High 5.6 GHz boost clock
- Integrated Arc Xe graphics for troubleshooting
- Locked multiplier
- Only 24 threads (no Hyper-Threading)
- PL2 of 182W requires decent cooling under sustained load
- Minor IPC improvement over 14th Gen
History
The Intel Core Ultra 9 285 was introduced in early 2025 as the standard non-overclocked flagship of the Arrow Lake-S desktop family. Following the launch of the K-series in late 2024, Intel expanded its lineup to include 65W parts catering to mainstream users and system integrators. The 285 replaced the previous Core i9 non-K models, bringing the new Core Ultra branding and advanced tiled architecture to the masses.
This launch was crucial for Intel as it sought to compete in the highly competitive mid-to-high-end desktop market against AMD's Ryzen 7000 and 9000 series. The 285 offered a compelling mix of 24 cores, high boost clocks, and modern features like PCIe 5.0 and DDR5 support, all within a reasonable power envelope.
It represented Intel's commitment to providing high-performance options for users who do not intend to overclock but still want top-tier multi-threaded capabilities for productivity and gaming.
Improvements over Previous Generation
- Higher multi-core performance via 16 E-cores
- Integrated NPU for AI
- Better efficiency due to 3nm node
Alternatives & Competitors
Should You Buy It?
Recommended for the right buyer
Building a high-end gaming or productivity PC without wanting to overclock.
Avoid if…
- You are an enthusiast who wants to manually overclock.
- You need the absolute maximum frame rates in CPU-bound esports titles.
- You are on a strict budget.
Use Cases
Interesting Facts
The 285 replaces the traditional 'non-K' i9 flagship moniker with the Core Ultra branding.
Despite a 65W base, it can boost its power limit to 182W during heavy workloads.
It uses the exact same 3nm compute die as the more expensive 285K.
The integrated Arc graphics can hardware-decode AV1 video natively.
People Also Ask
Is the Core Ultra 9 285 unlocked?
No, the multiplier is locked, meaning it cannot be manually overclocked.
Does the Core Ultra 9 285 have Hyper-Threading?
No, Arrow Lake CPUs do not feature Hyper-Threading; they rely on physical cores.
What is the TDP of the Intel Core Ultra 9 285?
The base TDP (PL1) is 65W, with a maximum turbo power (PL2) of 182W.
Can the Core Ultra 9 285 be used for gaming?
Yes, when paired with a discrete GPU, its 5.6 GHz boost makes it excellent for gaming.
What socket does the Core Ultra 9 285 use?
It uses the LGA 1851 socket.
Does the Core Ultra 9 285 come with a cooler?
No, you need to purchase an aftermarket CPU cooler separately.
What memory is supported by the Core Ultra 9 285?
It supports dual-channel DDR5 memory up to 6400 MT/s natively.
What is the boost clock of the Core Ultra 9 285?
The maximum turbo boost clock is 5.6 GHz.
Does the Core Ultra 9 285 have an NPU?
Yes, it includes an NPU with 13 TOPS of performance for AI tasks.
Is the Core Ultra 9 285 better than the 14900?
It offers better multi-core efficiency and an NPU, but similar single-core performance.
Frequently Asked Questions
What is the difference between Core Ultra 9 285 and 285K?
The 285K has a 125W TDP, higher clocks, and an unlocked multiplier, while the 285 is locked at 65W.
Does the Core Ultra 9 285 support DDR4?
No, Arrow Lake processors exclusively support DDR5 memory.
What PCIe version does the Core Ultra 9 285 support?
It supports PCIe 5.0 with 20 lanes directly from the CPU.
What is the L3 cache size of the Core Ultra 9 285?
It features 36 MB of Intel Smart Cache (L3).
What is the base clock of the Core Ultra 9 285?
The base clock is 2.5 GHz.
What integrated graphics are in the Core Ultra 9 285?
It features Intel Arc Xe-LPG Graphics with 64 Execution Units.
When was the Core Ultra 9 285 released?
It was released in January 2025.
Is the Core Ultra 9 285 good for video editing?
Yes, 24 cores and 5.6 GHz boost make it very capable for video editing.
Does the Core Ultra 9 285 support AVX-512?
No, Arrow Lake does not support AVX-512, focusing on AVX2 and AVX-VNNI.
What is the launch price of the Core Ultra 9 285?
The launch price is $579 USD.