Intel Xeon Gold 5420+ vs Intel Xeon w5-2455X

Intel Xeon Gold 5420+ or Intel Xeon w5-2455X - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Xeon Gold 5420+ has 28 cores with 56 threads and clocks with a maximum frequency of 4.10 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 5420+ was released in Q1/2023.

The Intel Xeon w5-2455X has 12 cores with 24 threads and clocks with a maximum frequency of 4.60 GHz. The CPU supports up to 2048 GB of memory in 4 memory channels. The Intel Xeon w5-2455X was released in Q1/2023.

The Intel Xeon Gold 5420+ has 28 CPU cores and can calculate 56 threads in parallel. The clock frequency of the Intel Xeon Gold 5420+ is 2.00 GHz (4.10 GHz) while the Intel Xeon w5-2455X has 12 CPU cores and 24 threads can calculate simultaneously. The clock frequency of the Intel Xeon w5-2455X is at 3.20 GHz (4.60 GHz).

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

The Intel Xeon Gold 5420+ or Intel Xeon w5-2455X has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

The Intel Xeon Gold 5420+ can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 281.6 GB/s. The Intel Xeon w5-2455X supports up to 2048 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 153.6 GB/s.

The thermal design power (TDP for short) of the Intel Xeon Gold 5420+ is 205 W, while the Intel Xeon w5-2455X has a TDP of 200 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

The Intel Xeon Gold 5420+ is manufactured in 10 nm and has 52.50 MB cache. The Intel Xeon w5-2455X is manufactured in 10 nm and has a 30.00 MB cache.