ESPN roster has it at 7.4 million for 2008. This correlates to Doug Smith reporting that an after-the-deal renegotiation with the Raps reduced his 08 salary after the Cap and Luxury tax number came in so low. As favour to the Raps.
It's probably a 4+1 year deal at something like 7.4, 8, 8, 8.5, (9) with player and or team options on the 5th.
DS had noted that the Raps were literally just pennies under the tax threshold after signing Solomon.