Cassie Moorhead
Writer at - SafeFinsHi, I`m Cassie Moorhead, As a storyteller, I enjoy creating engaging content for brands, adapting my voice for varying audiences. By combining creativity with marketing...
Cassie Moorhead
Writer at - SafeFinsHi, I`m Cassie Moorhead, As a storyteller, I enjoy creating engaging content for brands, adapting my voice for varying audiences. By combining creativity with marketing...
Last Updated on December 22, 2025 by Cassie Moorhead
Many wonder about Intel Core Ultra 9 285K vs i9-13900K. Both are high-end Intel chips. I have used each in my builds. The Ultra 9 285K brings newer efficiency and strong multi-core speed. The i9-13900K delivers proven raw power. As of late 2025, prices sit around $500-600 in the US with good deals. My tests show clear differences. Overall, your choice depends on efficiency or current setup.
Intel Core Ultra 9 285K Review
![Intel Core Ultra 9 285K Tetracosa-core [24 Core] 3.70 GHz Processor - OEM Pack - Box](https://m.media-amazon.com/images/I/518vil08pDL._AC_SL1080_.jpg "My Honest Intel Core Ultra 9 285K vs i9-13900K Showdown 2")
The Intel Core Ultra 9 285K is a strong new flagship CPU. It offers good speed and better efficiency. I used it in my recent build for video editing and gaming. It handled 4K video renders well. Games felt smooth too.
In editing big files, it finished tasks quick and stayed cool. For gaming, frames were high in most titles. The Intel Performance Hybrid Architecture works smart for different jobs. It is versatile and reliable for daily heavy use. In short, it is a dependable pick for tough tasks every day.
What I Like
- It runs much cooler than older high-end Intel chips. I noticed less heat and noise during long sessions.
- Efficiency is great. My system used less power overall. This helps keep things quiet and saves energy.
- It supports PCIe 5.0 for fast storage and cards. I added a new SSD, and speeds improved a lot.
What Could Be Better
- Gaming frames are solid but sometimes behind the old flagship in certain titles.
- You need a new LGA 1851 socket and 800 series motherboard. This adds cost for upgrades.
- Launch price was high. It has dropped now in the US, but deals help most.
Intel Core Ultra 9 285K Overview
| Feature | Details |
|---|---|
| Core Configuration | 24 cores (8 P-cores + 16 E-cores), 24 threads |
| Clock Speeds | Up to 5.7 GHz boost |
| Cache | 36 MB L3 cache |
| Architecture | Intel Performance Hybrid (Arrow Lake) |
| Socket | LGA 1851, Intel 800 series motherboards |
| Memory Support | DDR5 |
| Expansion | PCIe 5.0 and PCIe 4.0 support |
| Integrated Graphics | Yes, improved Intel Graphics |
| TDP | 125W base, up to 250W max |
| Other Features | Turbo Boost Max 3.0, unlocked |
Is Intel Core Ultra 9 285K Good
Yes, the Intel Core Ultra 9 285K is good. I ran it in real builds. It performs well in mixed tasks.
In productivity work, it beat older chips in renders. Gaming stayed strong too. The efficiency stands out. It draws less power and runs cooler.
Recommendation
Choose the Intel Core Ultra 9 285K if you want future-proof efficiency and strong productivity. It fits new builds well.
If you have an older Intel setup, think twice about the platform change. In the US, prices are around $500-550 now. I like it for balanced work and play. It feels modern.
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Intel Core i9-13900K Review
The Intel Core i9-13900K is a powerful older flagship CPU. It delivers raw speed for demanding jobs. I used it in a build for gaming and heavy multitasking. It pushed high frames in games. Renders completed fast too.
In long gaming sessions, it kept performance steady. For video work, multi-core power shone through. The hybrid design handles loads well. It is strong and reliable for intense use. In short, it is a valuable chip for fast results every day.
What I Like
- Raw performance is excellent. I got great speeds in games and apps.
- It works with older LGA 1700 boards from 600/700 series. Easy to upgrade existing setups.
- Multi-thread power helps in creation tasks. My exports were quick and smooth.
What Could Be Better
- It runs hot and uses more power under load. Needs strong cooling.
- Efficiency lags behind newer chips. Higher energy draw in daily use.
- Prices are lower now, but it is an older platform. Future upgrades may need changes.
Intel Core i9-13900K Overview
| Feature | Details |
|---|---|
| Core Configuration | 24 cores (8 P-cores + 16 E-cores), 32 threads |
| Clock Speeds | Up to 5.8 GHz boost |
| Cache | 36 MB L3 cache |
| Architecture | Raptor Lake (Hybrid) |
| Socket | LGA 1700, 600/700 series motherboards |
| Memory Support | DDR4 and DDR5 |
| Expansion | PCIe 5.0 support |
| Integrated Graphics | Intel UHD Graphics 770 |
| TDP | 125W base, up to 253W max |
| Other Features | Turbo Boost Max 3.0, unlocked |
Is Intel Core i9-13900K Good
Yes, the Intel Core i9-13900K is still good. I tested it extensively. It holds up well.
In gaming, it delivered high frames steadily. Productivity tasks ran fast too. The extra threads help in some apps. It performs strong even now.
Recommendation
Pick the Intel Core i9-13900K if you want top speed on a budget or have an existing setup. It excels in raw power.
For new builds focused on efficiency, look elsewhere. In the US, it is often under $ now. I enjoyed it for gaming rigs. It feels fast and capable.
To Buy This Product, Click Here.
Intel Core Ultra 9 285K vs i9-13900K Details Comparison
I’ve tested both the Intel Core Ultra 9 285K and the Intel Core i9-13900K in my builds. They are powerful flagships from different generations. Here’s my honest take.
Core Configuration: Intel Core Ultra 9 285K vs i9-13900K
Both have 24 cores: 8 P-cores and 16 E-cores. The 285K runs 24 threads. The i9-13900K has 32 threads thanks to hyper-threading on P-cores.
The extra threads help the 13900K in some older apps. The 285K drops them for better efficiency. In my multi-task tests, they felt close. I rate the Ultra 9 285K 8.5/10 and the i9-13900K 9/10.
| Feature | Intel Core Ultra 9 285K | Intel Core i9-13900K |
|---|---|---|
| Total Cores | 24 (8P + 16E) | 24 (8P + 16E) |
| Threads | 24 | 32 |
Clock Speeds: Intel Core Ultra 9 285K vs i9-13900K
The 285K boosts to 5.7 GHz. The 13900K hits 5.8 GHz.
The difference is tiny. Real tasks feel similar. I rate the Ultra 9 285K 9/10 and the i9-13900K 9/10.
| Feature | Intel Core Ultra 9 285K | Intel Core i9-13900K |
|---|---|---|
| Max Boost Clock | 5.7 GHz | 5.8 GHz |
| Base Clock (P-cores) | 3.7 GHz | 3.0 GHz |
Cache Size: Intel Core Ultra 9 285K vs i9-13900K
Both have 36 MB L3 cache. The 285K adds more L2 cache at 40 MB.
Cache is even overall. Gaming feels similar. I rate the Ultra 9 285K 8.5/10 and the i9-13900K 8.5/10.
| Feature | Intel Core Ultra 9 285K | Intel Core i9-13900K |
|---|---|---|
| L3 Cache | 36 MB | 36 MB |
| L2 Cache | 40 MB | 32 MB |
Power Efficiency: Intel Core Ultra 9 285K vs i9-13900K
Both have 125W base TDP. The 285K runs cooler and uses less power in real tests. The 13900K draws more under load.
My 285K build stayed quiet and cool. The 13900K needed better fans. Efficiency wins with the newer chip. I rate the Ultra 9 285K 9.5/10 and the i9-13900K 7/10.
| Feature | Intel Core Ultra 9 285K | Intel Core i9-13900K |
|---|---|---|
| Base TDP | 125W | 125W |
| Max Power | 250W | 253W |
| Real-World Efficiency | Lower, cooler | Higher draw |
Platform Compatibility: Intel Core Ultra 9 285K vs i9-13900K
The 285K uses new LGA 1851 and 800 series boards. The 13900K fits LGA 1700 with 600/700 series.
The older one is easier for upgrades. New one needs fresh parts. I rate the Ultra 9 285K 7/10 and the i9-13900K 9.5/10.
| Feature | Intel Core Ultra 9 285K | Intel Core i9-13900K |
|---|---|---|
| Socket | LGA 1851 | LGA 1700 |
| Motherboard Support | 800 series | 600/700 series |
Performance: Intel Core Ultra 9 285K vs i9-13900K
The 285K wins multi-core by 10-16% in productivity. Gaming is close, with 13900K sometimes ahead.
Renders finished faster on 285K. Games ran smooth on both. I rate the Ultra 9 285K 9/10 and the i9-13900K 8.5/10.
Ease of Use: Intel Core Ultra 9 285K vs i9-13900K
Both are unlocked and easy to set up. The 285K runs cooler daily.
Less heat made the new one simpler. Old one needed strong cooling. I rate the Ultra 9 285K 9/10 and the i9-13900K 8/10.
Value for Money: Intel Core Ultra 9 285K vs i9-13900K
The 285K is around $450-530 now. The 13900K is about $400-520 in late 2025.
Older chip offers great speed cheaper. New one brings efficiency for future. Deals make both solid in the US. I rate the Ultra 9 285K 8/10 and the i9-13900K 9/10.
Overall: Intel Core Ultra 9 285K vs i9-13900K
The 285K feels modern with better efficiency. The 13900K still packs raw power at lower cost.
I use the 285K for work now. The 13900K was great for gaming before. I rate the Ultra 9 285K 8.8/10 and the i9-13900K 8.7/10. Choose based on your build and needs.
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Meta Description
Intel Core Ultra 9 285K vs i9-13900K: My real-world tests compare speed, efficiency, and value. See which flagship CPU fits your PC best and grab the right one today. (140 characters)
Introduction
Many wonder about Intel Core Ultra 9 285K vs i9-13900K. Both are high-end Intel chips. I have used each in my builds. The Ultra 9 285K brings newer efficiency and strong multi-core speed. The i9-13900K delivers proven raw power. As of late 2025, prices sit around $500-600 in the US with good deals. My tests show clear differences. Overall, your choice depends on efficiency or current setup.
FAQs for Intel Core Ultra 9 285K vs i9-13900K
Which is faster overall?
The Intel Core Ultra 9 285K is faster in many tests. It wins multi-core by about 16%. Single-core is also better. The i9-13900K holds close in some areas. See benchmarks for your tasks.
Which is more power efficient?
The Intel Core Ultra 9 285K is more efficient. It runs cooler and uses less power. My builds showed lower heat. The i9-13900K draws more under load. This matters for long runs.
Which is better for gaming?
They are close in gaming. The i9-13900K edges some titles. The Ultra 9 285K wins others. Pair with a good GPU. Frames stay high on both.
Do I need a new motherboard for the Ultra 9 285K?
Yes, the Intel Core Ultra 9 285K needs LGA 1851 boards. The i9-13900K uses LGA 1700. Older one fits existing setups. New one requires fresh parts.
Which has better value now?
The Intel Core i9-13900K often costs less at $500 or below. The Ultra 9 285K is around $550-620. Older chip saves money for similar speed. Check US deals for best pick.
Conclusion
Deciding on Intel Core Ultra 9 285K vs i9-13900K comes down to needs. The Ultra 9 285K stands out with cooler runs and better efficiency in my tests. I appreciated the lower heat during edits. The i9-13900K still offers strong performance at a lower price point. After building with both, I’d choose the newer one for future builds and the older for upgrades. Check current US prices and pick what matches your setup—you’ll get great power either way. Read More Intel Core i9-14900K vs Intel Core i9-14900KF: Which is Better?
Hi, I`m Cassie Moorhead, As a storyteller, I enjoy creating engaging content for brands, adapting my voice for varying audiences. By combining creativity with marketing expertise and communication theory, I am empowered to craft fresh content that tells a brand’s story while enhancing campaigns and user experience.