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Over 1,000,000 CPUs benchmarked

Intel Ultra 9 285K vs Ultra 9 285

Both CPUs were released (or first benchmaked) within the last year, while Intel Core Ultra 9 285K is around 21% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core Ultra 9 285 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 304 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core Ultra 9 285K×Intel Core Ultra 9 285+ ADD
Price $599.99 - BUY Search Online
Socket TypeFCLGA1851FCLGA1851
CPU ClassDesktopDesktop
Clockspeed3.7 GHz2.5 GHz
Turbo SpeedUp to 5.7 GHzUp to 5.6 GHz
# of Physical Cores24 (Threads: 24)24 (Threads: 24)
CacheL1: 2,432KB, L2: 40.0MB, L3: 36MBL1: 2,432KB, L2: 40.0MB, L3: 36MB
TDP125W65W
Yearly Running Cost$22.81$11.86
OtherIntel GraphicsIntel Graphics
First Seen on ChartQ4 2024Q1 2025
# of Samples3031
CPU Value113.297.9
Single Thread Rating(% diff. to max in group)5070(0.0%)5052(-0.3%)
CPU Mark(% diff. to max in group)67939(0.0%)53722(-20.9%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of January 2025 - Higher results represent better performance
Intel Core Ultra 9 285K
67,939
Intel Core Ultra 9 285
53,722
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 18th of January 2025 - Higher results represent better value
Intel Core Ultra 9 285K
113.2
Intel Core Ultra 9 285
97.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 18th of January 2025 - Higher results represent better performance
Intel Core Ultra 9 285K
5,070
Intel Core Ultra 9 285
5,052
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Core Ultra 9 285K Intel Core Ultra 9 285
Max TDP125W65W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.