For the past year, Nvidia has engaged in an unusually extended launch schedule. It debuted its Maxwell architecture with a budget GPU in February of 2014, followed it up with the high-end GTX 980 and 970 late last year, and today, with its new midrange GPU — the GTX 960. While not as sexy as the high-end GTX 970 or 980, which retail for $330 and $550 respectively, it slips in at just $200, which makes ...