The ADATA XPG Caster 32GB DDR5-6400 and the G.Skill Trident Z5 RGB 64GB DDR5-6400 result in an objective tie across the evaluated specifications. While both modules share identical performance ratings, they diverge significantly in their primary strengths. The ADATA XPG Caster 32GB DDR5-6400 holds a 48% advantage in MSRP, making it the more cost-effective option, whereas the G.Skill Trident Z5 RGB 64GB DDR5-6400 offers a 100% advantage in total memory capacity.

Users prioritizing budget efficiency should select the ADATA XPG Caster 32GB DDR5-6400 to take advantage of its superior MSRP. Conversely, those requiring extensive memory overhead for demanding workloads should choose the G.Skill Trident Z5 RGB 64GB DDR5-6400 to utilize its doubled capacity. Because both kits perform at the same speed, the decision rests entirely on whether the user values lower acquisition costs or the ability to handle larger data sets.