Asus is no stranger to producing mighty NVIDIA-based GPUs, but the ROG MARS is something special. This limited edition card was first previewed a few months back, but most folks figured it was simply a proof of concept rather than a near-final card reader for shipment. Thankfully for those with fat wallets and an insatiable appetite for high frame rates, the Republic of Gamers (ROG) MARS custom-built graphics card is on its way to retail shelves, though we get the feeling it won’t be there for long. In fact,