Intel Xeon E5-2678 v3 vs Intel Xeon E5-2666 v3

Compare Intel 12 core CPU vs Intel 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

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CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

5409 points

12% slightly better overall score

4823 points

Gaming Score

The raw gaming performance with a fast GPU

5325 points

0.08% slightly better gaming score

5321 points

Multitasking Score

Performance in workloads using up to 8 cores

5414 points

16% slightly better multitasking score

4658 points

Heavy Workload Score

Performance in workloads using up to 16 cores

5392 points

16% slightly better heavy workload score

4614 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

7650 points

59% significantly higher 3DMark Physics score

4806 points

Blender score

Cycles Render (Samples per minute)

164.10 points

7% slightly higher Blender score

152.03 points

Specifications

Cores

Number of physical processing units

20% slightly more cores

Threads

Number of logical processing units

20% slightly more threads

Other details

Rank

Ranking in the hardwareDB database

303rd of 1,089

363rd of 1,089

Xeon E5-2678 v3 vs Xeon E5-2666 v3 comparison

In our benchmarks, the Xeon E5-2678 v3 beats the Xeon E5-2666 v3 in overall performance. Despite this, the Xeon E5-2666 v3 has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Xeon E5-2678 v3 has slightly more cores with 12 cores compared to the Xeon E5-2666 v3 that has 10 cores. It also has more threads than the Xeon E5-2666 v3.

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 Xeon E5-2678 v3 has more threads than cores. Each physical core is split into multiple threads.