that being said, all that is likely locked down at this point, aside from possible minor tweaks..
In terms of the type of CPU, GPU, RAM, and internal flash storage, no.
The only thing about the CPU, GPU, and RAM that can be changed with 6 additional months is how high or how low the frequencies are.
And the only thing about the RAM and the internal flash storage that can be changed with 6 additional months is the capacity (i.e. the amount).