Plus, a top of the line volta gpu only has 16GB of memory where as i can provision a r4.16xl rds instance with 488 Gib of memory or even set up my own x1e.32xla

Plus, a top of the line volta gpu only has 16GB of memory where as i can provision a r4.16xl rds instance with 488 Gib of memory or even set up my own x1e.32xlarge with 3,904 Gib of memory. That's a 30 to 244 times increase in memory size.