Intel Xeon E5-2640 v3 vs Intel Xeon E5-2666 v3

Compare Intel Xeon E5 v3 Family 8 core CPU vs Intel 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

5079 points

5% slightly better overall score

4823 points

Gaming Score

The raw gaming performance with a fast GPU

5205 points

5321 points

2% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

5069 points

8% slightly better multitasking score

4658 points

Heavy Workload Score

Performance in workloads using up to 16 cores

5131 points

11% slightly better heavy workload score

4614 points

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

113.01 points

152.03 points

34% slightly higher Blender score

Specifications

Cores

Number of physical processing units

25% slightly more cores

Threads

Number of logical processing units

25% slightly more threads

Clock Speed

Base frequency at which the chip operates

2.6 GHz

2.90 GHz

11% slightly higher clock speed

Other details

Rank

Ranking in the hardwareDB database

341st of 1,089

363rd of 1,089

Family

The product line

Xeon E5 v3 Family

Release date

The official date of release of this chip

2014 August

Memory Type

The type of memory used by this chip

DDR4-1600

Supports ECC memory

Does this CPU support error correcting memory

Yes

Xeon E5-2640 v3 vs Xeon E5-2666 v3 comparison

According to the hardwareDB Benchmark tool, the Xeon E5-2640 v3 is faster than the Xeon E5-2666 v3. Despite this, the Xeon E5-2666 v3 has the advantage in our gaming benchmark.

With info from our database, we find that the Xeon E5-2666 v3 has slightly more cores with 10 cores whereas the Xeon E5-2640 v3 has 8 cores. It also has more threads than the Xeon E5-2640 v3. Our comparison shows that the Xeon E5-2666 v3 has a slightly higher clock speed compared to the Xeon E5-2640 v3.

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 E5-2640 v3 has more threads than cores. Each physical core is split into multiple threads.