AMD Athlon II X3 425 vs AMD EPYC 9634

AMD Athlon II X3 425 or AMD EPYC 9634 - 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 AMD Athlon II X3 425 has 3 cores with 3 threads and clocks with a maximum frequency of 2.70 GHz. Up to 16 GB of memory is supported in 2 memory channels. The AMD Athlon II X3 425 was released in Q3/2009.

The AMD EPYC 9634 has 84 cores with 168 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9634 was released in Q4/2022.

The AMD Athlon II X3 425 has 3 CPU cores and can calculate 3 threads in parallel. The clock frequency of the AMD Athlon II X3 425 is 2.70 GHz while the AMD EPYC 9634 has 84 CPU cores and 168 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9634 is at 2.25 GHz (3.70 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 AMD Athlon II X3 425 or AMD EPYC 9634 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 AMD Athlon II X3 425 can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD EPYC 9634 supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s.

The thermal design power (TDP for short) of the AMD Athlon II X3 425 is 95 W, while the AMD EPYC 9634 has a TDP of 290 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

The AMD Athlon II X3 425 is manufactured in 45 nm and has 1.50 MB cache. The AMD EPYC 9634 is manufactured in 5 nm and has a 468.00 MB cache.