I tried to play ALEX's "Night of Knights" 10.81 million notes on my PC.
As long as PFA is not a multi-core program (it is a single-core), my PC will not be able to play this MIDI as good as expected. My CPU is a multi-core (it has four cores with eight threads).
== PC Specifications ==
CPU: Intel Core i7-4790K
GPU: NVIDIA GeForce GTX 780 Ti (6GB GDDR5)
RAM: G.SKILL SNIPER DDR3 8GB
Mobo: GIGABYTE GA-Z97X-Gaming 7