The NVIDIA GeForce RTX 5090D is the objective winner of this comparison, securing victory in ten out of thirteen measured specifications. Its most significant advantage over the Intel Arc A380 is its FP32 performance, which is 2395% higher. While the Intel Arc A380 maintains a lead in two categories, the sheer scale of the performance gap in computational power establishes the NVIDIA GeForce RTX 5090D as the superior hardware option based on the provided technical data.

Users prioritizing raw computational power should select the NVIDIA GeForce RTX 5090D to leverage its massive advantage in FP32 performance. Conversely, the Intel Arc A380 is the appropriate choice for buyers who prioritize the MSRP, where it holds a 94% advantage over the alternative. Choosing between these two components depends entirely on whether the user requires the highest possible performance metrics or the most favorable MSRP as defined by the provided specifications.