Intel Xeon E3-1280 v3 vs Intel Xeon X5647

Xeon E3-1280 v3 vs Xeon X5647 benchmarks

In our benchmarks, the Xeon X5647 beats the Xeon E3-1280 v3 in overall performance. Despite this, the Xeon E3-1280 v3 has the advantage in our gaming benchmark.

Info from our database shows that they both have the same core count and the same number of threads. These CPUs have different clock speeds. Indeed, the Xeon E3-1280 v3 has a slightly higher clock speed compared to the Xeon X5647. Also, the Xeon E3-1280 v3 has a slightly higher turbo speed. A Xeon E3-1280 v3 CPU outputs less heat than a Xeon X5647 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 E3-1280 v3 has more threads than cores. Each physical core is split into multiple threads.