Intel Xeon E5-2643 v2 vs Intel Xeon E5-2676 v3

Xeon E5-2643 v2 vs Xeon E5-2676 v3 benchmarks

In our benchmarks, the Xeon E5-2676 v3 beats the Xeon E5-2643 v2 in overall performance. Despite this, the Xeon E5-2643 v2 has the advantage in our gaming benchmark.

With info from our database, we find that the Xeon E5-2676 v3 has significantly more cores with 12 cores whereas the Xeon E5-2643 v2 has 6 cores. It also has more threads than the Xeon E5-2643 v2. The Xeon E5-2676 v3 outputs less heat than Xeon E5-2643 v2 thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Xeon E5-2643 v2 has more threads than cores. Each physical core is split into multiple threads.