The ADATA XPG Caster 32GB DDR5-6400 and the G.Skill Trident Z5 RGB 64GB DDR5-6400 result in an objective tie across their comparable specifications. While both modules share identical performance ratings, they offer distinct advantages depending on your priorities. The ADATA XPG Caster 32GB DDR5-6400 holds a significant lead in affordability, boasting an MSRP that is 48% better than its competitor, while the G.Skill Trident Z5 RGB 64GB DDR5-6400 provides a 100% better capacity for memory-intensive tasks.

Choose the ADATA XPG Caster 32GB DDR5-6400 if you are looking to minimize your total build cost while maintaining standard DDR5-6400 performance. Conversely, select the G.Skill Trident Z5 RGB 64GB DDR5-6400 if your workflow requires double the memory capacity. Both options deliver the same core speed, so your final decision should rely entirely on whether you prioritize the lower cost of the ADATA module or the expanded storage headroom offered by the G.Skill kit.