The earliest models appeared at the same time as the first personal computers were produced, in the mid-1970s, although they were primitive by today's standards. Video poker first became commercially viable when it became economical to combine a television-like monitor with a solid state central processing unit. It is played on a computerized console similar in size to a slot machine. Video poker is a casino game based on five-card draw poker. Casino video game A video poker machine at Seven Feathers Casino