Intel Xeon W-11855M vs Intel Core Ultra 9 285HX

Compare Intel Xeon W 6 core CPU vs Intel Core Ultra (Series 2) 24 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

5286 points
17532 points
231% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7503 points
15815 points
110% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4615 points
18156 points
293% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4471 points
18414 points
311% significantly better heavy workload score

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Want to compare your processor against the Xeon W-11855M and the Core Ultra 9 285HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

121.37 points
515.66 points
324% significantly higher Blender score

Specifications

Cores

Number of physical processing units

6
24
300% significantly more cores

Threads

Number of logical processing units

12
24
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.2 GHz
14% slightly higher clock speed
2.8 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.9 GHz
5.5 GHz
12% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
24
20% slightly 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
256 GiB
100% significantly more supported memory

L3 Cache

General memory pool for all cores

18 MiB
36 MiB
100% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

315th of 1,091
5th of 1,091

Family

The product line

Xeon W
Core Ultra (Series 2)

Release date

The official date of release of this chip

2021 May
2025 February

Memory Type

The type of memory used by this chip

-
DDR5-6400

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

Yes
Yes

Xeon W-11855M vs Core Ultra 9 285HX specs and performance

According to the hardwareDB Benchmark tool, the Core Ultra 9 285HX is faster than the Xeon W-11855M. Furthermore, our gaming benchmark shows that it also outperforms the Xeon W-11855M in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 9 285HX has significantly more cores with 24 cores compared to the Xeon W-11855M that has 6 cores. It also has more threads than the Xeon W-11855M. These CPUs have different clock speeds. Indeed, the Xeon W-11855M has a slightly higher clock speed compared to the Core Ultra 9 285HX. Despite this, the Core Ultra 9 285HX has a slightly higher turbo speed.

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 Xeon W-11855M has more threads than cores. Each physical core is split into multiple threads.

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