Intel Core Ultra 9 Desktop Processor 285K - 24 cores (8 P-cores + 16 E-cores) and 24 threads - Up to 5.7 GHz unlocked - 40 MB Cache - Compatible with Intel 800 series chipset-based motherboards - Inte
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AI Verdict
This 24-core, 24-thread, 5.7 GHz LGA 1851 processor is for serious creators and enthusiasts prioritizing multi-core performance and power efficiency over top-tier gaming frames.
This Core Ultra 9 285K is a strong contender for users focused on multi-threaded content creation and productivity, offering 24 cores and 24 threads with a 5.7 GHz turbo frequency. Its improved power efficiency and integrated NPU are appealing for modern workloads. However, its inconsistent gaming performance compared to competitors and previous generations makes it a less straightforward recommendation for pure gaming builds.
If gaming is your absolute priority, look for CPUs with higher per-core gaming performance or consider AMD's X3D series for better gaming value.
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Pros
- Features 24 cores (8 P-cores + 16 E-cores) and 24 threads for demanding multi-tasking and multi-core workloads.
- Achieves a maximum turbo frequency of 5.7 GHz for strong single-thread performance.
- Includes integrated Intel Graphics (Arc Xe-LPG Graphics with 64 Execution Units), allowing for decent gaming without a dedicated GPU.
- More power efficient and runs cooler than previous generation high-end Intel processors, with a Processor Base Power of 125W.
- Supports PCIe 5.0 and 4.0, and DDR5 memory up to 6400 MT/s, providing current-gen platform features.
- Features an integrated NPU capable of up to 13 trillion operations per second for AI acceleration.
Cons
- Gaming performance is often behind older Intel 14th gen chips and AMD's X3D processors in many titles.
- Requires a new LGA 1851 socket motherboard, meaning existing Intel users will need a platform upgrade.
- Does not include a thermal solution, requiring a separate purchase of a CPU cooler.
- Some professional applications, like Adobe Premiere, show it struggling behind AMD by a wide margin.
- Maximum Turbo Power can reach 250W, demanding a robust cooling solution for sustained peak performance.
Dimension Scores
The processor features a 5.7 GHz maximum turbo frequency, delivering strong single-thread performance, though some reviews note it trails slightly behind the 14900K.
With 24 cores (8 P-cores + 16 E-cores) and 24 threads, it offers substantial multi-core performance, often outperforming 14th gen counterparts in multi-core benchmarks.
Operating with a 125W Processor Base Power and running cooler than previous high-end Intel chips, it demonstrates improved power efficiency, though Maximum Turbo Power can reach 250W.
Utilizing the new LGA 1851 socket, DDR5 memory, and PCIe 5.0/4.0 support, this platform offers current-generation features for future compatibility.
Best For
- Video editing and 3D rendering workflows that heavily utilize multiple CPU cores.
- Content creation and productivity tasks where multi-threading and AI acceleration are beneficial.
- Users building a new system who prioritize power efficiency and lower operating temperatures in a high-core-count CPU.
- Enthusiasts who plan to overclock and pair with high-end compatible hardware.
Not Recommended For
- Competitive gamers primarily seeking the absolute highest frame rates in all titles.
- Budget-conscious builders looking for a cost-effective upgrade path, due to the new socket and required cooling.
- Users who need top-tier performance in specific applications where AMD currently holds a significant lead, such as Adobe Premiere.
Watch Out For
- No thermal solution is included, so you'll need to buy a separate CPU cooler, which can add to the total cost and complexity.
- The new LGA 1851 socket means you'll need a new Intel 800 series chipset motherboard, making it an expensive platform upgrade if you're coming from an older Intel system.
- Despite its high core count, gaming performance can be disappointing, with some titles showing it losing to older Intel 14th gen CPUs and AMD X3D chips.
- Maximum Turbo Power can spike to 250W, so you'll need a capable power supply and a robust cooling solution, like a 360mm AIO, to maintain optimal temperatures under load.
- Initial reviews suggest potential quality control issues, such as blue screen problems related to iGPU drivers or disabling the iGPU in BIOS.
Full Specifications
| RAM | 1 GB |
| ASIN | B0DFKC99VL |
| Brand | Intel |
| Series | BX80768285K |
| Voltage | 28 Volts |
| Language | English |
| Batteries | 1 AAAA batteries required. |
| CPU Model | Core i9 |
| CPU Speed | 5.7 GHz |
| Processor | 5.7 GHz core_i9 |
| CPU Socket | LGA 1851 |
| Item Weight | 10.6 ounces |
| Manufacturer | Intel |
| Processor Brand | Intel |
| CPU Manufacturer | Intel |
| Item model number | Intel® Core™ Ultra 9 |
| Product Dimensions | 13.27 x 6.42 x 0.04 inches |
| Number of Processors | 24 |
| Item Dimensions LxWxH | 13.27 x 6.42 x 0.04 inches |
What Buyers Say
Initial reviews highlight a mixed bag for the Intel Core Ultra 9 285K. While it brings significant multi-core muscle and improved power efficiency, its gaming performance often falls short of expectations, sometimes even losing to older generations or AMD's offerings. Many reviewers pointed out the need for a new motherboard due to the LGA 1851 socket and the absence of a bundled cooler as additional costs. The integrated NPU for AI acceleration is a forward-looking feature, but its real-world impact is still being evaluated.
“Honestly, I was hyped for this, but my games aren't running as fast as I thought they would, and I had to buy a whole new motherboard and a huge cooler on top of the CPU cost. It's fast for my video editing, but for gaming, it's just 'meh.'”
Common Praise
- Multi-core performance is very strong, completing calculations and multi-threaded tasks much faster than previous generations.
- Runs relatively cool under load, with one test showing 60°C with a 360mm AIO, which is a significant improvement for Intel high-end CPUs.
- Improved power efficiency compared to the 14900K, drawing less wattage for similar performance.
- Integrated Intel Graphics provide a usable experience, even allowing for decent gaming without a dedicated GPU.
- The new platform supports modern technologies like PCIe 5.0 and DDR5 6400 MT/s.
Common Complaints
- Gaming performance is frequently disappointing, often losing to older Intel 14th gen CPUs and AMD X3D chips in various titles.
- Requires a completely new platform (LGA 1851 motherboard and DDR5 RAM), making it an expensive upgrade for existing users.
- Does not include a CPU cooler, adding an extra cost and decision for buyers.
- Some professional applications, like Adobe Premiere, show it performing worse than last gen and struggling against AMD.
- Initial reports of potential quality control issues, such as blue screen problems related to iGPU drivers.
Ownership Tips
- You'll definitely need a high-end liquid cooler, like a 360mm AIO, to keep this chip running optimally, especially if you plan to push it.
- The new LGA 1851 socket means your old motherboard and potentially RAM won't work, so factor in a full platform upgrade.
- Even with the integrated graphics, for serious gaming, a dedicated GPU is still essential; the integrated solution is more for basic use or troubleshooting.
- Expect to spend some time tweaking settings and drivers, especially around the iGPU, as early reviews mentioned potential stability issues.
- The power efficiency is noticeable, resulting in a quieter and cooler system compared to previous Intel flagships, which is a welcome change.
Frequently Asked Questions
Does the Intel Core Ultra 9 285K come with a cooler?
No, the Intel Core Ultra 9 285K does not include a thermal solution, so you will need to purchase a compatible CPU cooler separately.
What motherboard socket does the Intel Core Ultra 9 285K use?
This processor uses the LGA 1851 socket and is compatible with Intel 800 series chipset-based motherboards, such as Z890, B860, and H810 chipsets.
Does this processor have integrated graphics?
Yes, the Intel Core Ultra 9 285K includes integrated Intel Graphics (Arc Xe-LPG Graphics with 64 Execution Units), which can provide decent visual output without a dedicated GPU.
Is the Intel Core Ultra 9 285K good for gaming?
While capable, reviews indicate that its gaming performance can be inconsistent and often lags behind older Intel 14th gen CPUs and AMD X3D processors in many games.
What kind of memory does the Intel Core Ultra 9 285K support?
It supports DDR5 memory up to 6400 MT/s in a dual-channel configuration, and also supports ECC memory.
Buying Guide
When you're looking at a CPU like the Core Ultra 9 285K, you're essentially buying the brain of your computer. It dictates how fast your programs run, how smoothly you can multitask, and how quickly you can crunch through demanding tasks like video editing or compiling code. Don't just look at the clock speed; the number of cores and threads, and how they're designed (like these P-cores and E-cores), are crucial for modern software. Also, remember that a powerful CPU needs a compatible motherboard and a robust cooling system, which aren't included.
Cores and Threads (24 cores, 24 threads)
Think of cores as individual workers and threads as tasks each worker can handle simultaneously. More cores and threads mean your CPU can juggle more applications and complex calculations at once without slowing down, which is crucial for heavy multitasking, video rendering, or running virtual machines.
Max Turbo Frequency (5.7 GHz)
This is the maximum speed a single core can reach under optimal conditions. It's like the top speed of a car; while you won't always hit it, a higher turbo frequency generally means snappier performance in tasks that rely on single-core speed, like many games or lightly threaded applications.
Socket (LGA 1851)
This is the physical connection type between your CPU and motherboard. It's like a specific plug shape; your CPU will only fit into motherboards with the matching socket. A new socket often means you need a new motherboard, which adds to the upgrade cost.
Processor Base Power (125W) and Maximum Turbo Power (250W)
These numbers tell you how much power the CPU typically draws and how much it can draw under peak load. Higher power draw means more heat, so you'll need a more powerful and often more expensive cooling solution to prevent overheating and maintain performance.
Alternatives
If this CPU doesn't quite fit, consider searching for processors with higher gaming-specific benchmarks if that's your priority, or look for CPUs on older, more established platforms if you want to save on motherboard costs. For even more intense multi-threaded work, you might explore options with higher core counts or different core architectures.
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