Clock speeds are still not finalized but it's very close to finalization as this is a March product and the European launch will be at Cebit. As far as we hear, and this is still not confirmed, clock speeds will be either 375 or 400 MHz.
The higher numbered Radeon 9900 is reserved for a version of the card with 256 MB of memory that is planned to be introduced later, May we've heard. Radeon 9900 with 256MB is going to break the 399 USD limit because of the cost of memory and this card will also have PRO and non pro version.
According to the latest information that we gathered, R350 despite, its 0.15 marchitecture and DDR 1 memory running at 375 MHz maximum, is likely to defeat the Geforce FX performance wise.
The fastest version Radeon 9800 PRO should be 40 percent faster than a Radeon 9700 PRO. Cards should hit the retail in April leaving Nvidia very little time to have the fastest product. µ
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