You might want to wait until it stops falling if you are that keen which will probably be in the 4-7 range as there will be a lot of profit takers leaving the stock now that momentum has moved downward and Risen has shown to be flawed/uneven in performance.

This chip needed to be a great integer/gaming performer like A64 was in its time so enthusiasts could propel its sales. There might be some upside in workstation/server but those markets are smaller and have more inertia to new chips.