Intel Core i9-10900K vs Intel Core Ultra 9 285H

Compare Intel 10th Generation Core i9 10 core CPU vs Intel Core Ultra (Series 2) 16 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

8226 points
6% slightly better overall score
7707 points

Gaming Score

The raw gaming performance with a fast GPU

8838 points
10126 points
14% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8007 points
15% slightly better multitasking score
6950 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7938 points
18% slightly better heavy workload score
6726 points

Free CPU Benchmark

Want to compare your processor against the Core i9-10900K and the Core Ultra 9 285H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

8988 points
10239 points
13% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

231.23 points
234.24 points
1% slightly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9141 points
14785 points
61% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1778 points
2607 points
46% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

10
16
60% significantly more cores

Threads

Number of logical processing units

20
25% slightly more threads
16

Clock Speed

Base frequency at which the chip operates

3.7 GHz
27% slightly higher clock speed
2.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.3 GHz
5.4 GHz
1% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
28
75% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
Identical
128 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

2.5 MiB
28 MiB
1019% significantly more L2 cache

L3 Cache

General memory pool for all cores

20 MiB
24 MiB
20% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

138th of 1,089
158th of 1,089

Family

The product line

10th Generation Core i9
Core Ultra (Series 2)

Release date

The official date of release of this chip

2020 May
2025 February

Memory Type

The type of memory used by this chip

DDR4-2933
DDR5-8400

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i9-10900K vs Core Ultra 9 285H benchmarks

Our benchmark analysis concludes that the Core i9-10900K performs better than the Core Ultra 9 285H. Despite this, the Core Ultra 9 285H has the advantage in our gaming benchmark.

With info from our database, we find that the Core Ultra 9 285H has significantly more cores with 16 cores whereas the Core i9-10900K has 10 cores. Despite this, the Core i9-10900K has more threads than the Core Ultra 9 285H. These CPUs have different clock speeds. Indeed, the Core i9-10900K has a slightly higher clock speed compared to the Core Ultra 9 285H. Despite this, the Core Ultra 9 285H has a slightly higher turbo speed. The cache sizes of these CPUs are different. Indeed, the Core Ultra 9 285H has significantly more L2 cache than the Core i9-10900K. The Core Ultra 9 285H also has slightly more L3 cache.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i9-10900K has more threads than cores. Each physical core is split into multiple threads.

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