Intel Core i9-9900K vs Intel Xeon W-11855M

Compare Intel 9th Generation Core i9 8 core CPU vs Intel Xeon W 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

6719 points
27% slightly better overall score
5286 points

Gaming Score

The raw gaming performance with a fast GPU

8223 points
9% slightly better gaming score
7503 points

Multitasking Score

Performance in workloads using up to 8 cores

6214 points
34% slightly better multitasking score
4615 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6073 points
35% slightly better heavy workload score
4471 points

Free CPU Benchmark

Want to compare your processor against the Core i9-9900K and the Xeon W-11855M? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

175.64 points
44% significantly higher Blender score
121.37 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8053 points
6% slightly higher Geekbench 6 (multi) score
7586 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1703 points
1985 points
16% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
33% slightly more cores
6

Threads

Number of logical processing units

16
33% slightly more threads
12

Clock Speed

Base frequency at which the chip operates

3.6 GHz
12% slightly higher clock speed
3.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
2% slightly higher turbo speed
4.9 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
45 W
111% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% 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
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

512 KiB
6% slightly more L1 cache
480 KiB

L3 Cache

General memory pool for all cores

16 MiB
18 MiB
12% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

209th of 1,089
312th of 1,089

Family

The product line

9th Generation Core i9
Xeon W

Release date

The official date of release of this chip

2018 November
2021 May

Memory Type

The type of memory used by this chip

DDR4-2666
-

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i9-9900K vs Xeon W-11855M benchmarks

Our benchmark analysis concludes that the Core i9-9900K performs better than the Xeon W-11855M. Despite this, the Xeon W-11855M has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core i9-9900K has slightly more cores than the Xeon W-11855M. Indeed, the Core i9-9900K has 8 cores compared to 6 cores found in the Xeon W-11855M. It also has more threads than the Xeon W-11855M. These CPUs have different clock speeds. Indeed, the Core i9-9900K has a slightly higher clock speed compared to the Xeon W-11855M. Also, the Core i9-9900K has a slightly higher turbo speed. The Xeon W-11855M outputs less heat than Core i9-9900K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i9-9900K has more threads than cores. Each physical core is split into multiple threads.

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