Intel Core i5-10400F vs Intel Xeon E5-2666 v3

Compare Intel 10th Generation Core i5 6 core CPU vs Intel 10 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

4847 points
0.50% slightly better overall score
4823 points

Gaming Score

The raw gaming performance with a fast GPU

6648 points
24% slightly better gaming score
5321 points

Multitasking Score

Performance in workloads using up to 8 cores

4269 points
4658 points
9% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4133 points
4614 points
11% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-10400F and the Xeon E5-2666 v3? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

4768 points
4806 points
0.80% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

111.48 points
152.03 points
36% slightly higher Blender score

Specifications

Cores

Number of physical processing units

6
10
66% significantly more cores

Threads

Number of logical processing units

12
20
66% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.9 GHz
2.90 GHz
0.03% slightly higher clock speed

L2 Cache

Secondary embedded memory, slower than L1 cache

1.5 MiB
2.5 MiB
66% significantly more L2 cache

L3 Cache

General memory pool for all cores

12 MiB
25 MiB
108% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

359th of 1,089
363rd of 1,089

Family

The product line

10th Generation Core i5
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Release date

The official date of release of this chip

2020 May
-

Memory Type

The type of memory used by this chip

DDR4-2666
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Is Unlocked

Can this CPU can be overclocked

No
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Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i5-10400F vs Xeon E5-2666 v3 specs and performance

According to the hardwareDB Benchmark tool, the Xeon E5-2666 v3 is faster than the Core i5-10400F. Despite this, the Core i5-10400F has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Xeon E5-2666 v3 has significantly more cores with 10 cores compared to the Core i5-10400F that has 6 cores. It also has more threads than the Core i5-10400F. These CPUs have different clock speeds. Indeed, the Xeon E5-2666 v3 has a slightly higher clock speed compared to the Core i5-10400F. The info from our database shows that the Xeon E5-2666 v3 has more L2 cache than the Core i5-10400F. The Xeon E5-2666 v3 also has significantly more L3 cache.

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 i5-10400F has more threads than cores. Each physical core is split into multiple threads.

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