Intel Xeon E5-2666 v3 vs Intel Core i5-14600K

Compare Intel 10 core CPU vs Intel Core i5 (14th gen) 14 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

4823 points
12025 points
149% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5321 points
14272 points
168% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4658 points
11307 points
142% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4614 points
11156 points
141% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Xeon E5-2666 v3 and the Core i5-14600K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

4806 points
10606 points
120% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

152.03 points
303.53 points
99% significantly higher Blender score

Specifications

Cores

Number of physical processing units

10
14
40% slightly more cores

Threads

Number of logical processing units

20
Identical
20

Clock Speed

Base frequency at which the chip operates

2.90 GHz
3.5 GHz
20% slightly higher clock speed

L2 Cache

Secondary embedded memory, slower than L1 cache

2.5 MiB
20 MiB
700% significantly more L2 cache

L3 Cache

General memory pool for all cores

25 MiB
4% slightly more L3 cache
24 MiB

Other details

Rank

Ranking in the hardwareDB database

363rd of 1,089
53rd of 1,089

Family

The product line

-
Core i5 (14th gen)

Release date

The official date of release of this chip

-
2023 November

Memory Type

The type of memory used by this chip

-
DDR5-5600

Supports ECC memory

Does this CPU support error correcting memory

-
Yes

Xeon E5-2666 v3 vs Core i5-14600K specs and performance

In our benchmarks, the Core i5-14600K beats the Xeon E5-2666 v3 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Xeon E5-2666 v3 in all gaming tests too.

With info from our database, we find that the Core i5-14600K has slightly more cores with 14 cores whereas the Xeon E5-2666 v3 has 10 cores. But they both have the same number of threads. These CPUs have different clock speeds. Indeed, the Core i5-14600K has a slightly higher clock speed compared to the Xeon E5-2666 v3. The cache sizes of these CPUs are different. Indeed, the Core i5-14600K has significantly more L2 cache than the Xeon E5-2666 v3. Despite this, the Xeon E5-2666 v3 has slightly more L3 cache compared to the Core i5-14600K.

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 E5-2666 v3 has more threads than cores. Each physical core is split into multiple threads.

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