ATI X1900 for PMG5 PCI Express

AMD has published online a dedicated webpage entitled: A power pack for your Power Mac: Radeon X1900 G5 Mac Edition. This card targets high-end users, and has been designed exclusively for PCI Express-based Power Mac® G5 systems.
This card must be very similar to the one available as BTO or retail for the Mac Pro when ordering from AppleStore.
AMD did not provide any information regarding the price of this card, but according to a xlr8 reader it should be around 350$ (instead of 400$/Euro for the BTO on the AppleStore.
Hardware specifications are as follow:

System Requirements
Apple Power Mac® G5 PCI Express based® system
512MB of system memory
Graphic Features
Radeon® X1900 GT graphics processing unit
Memory Configuration
256MB GDDR3 memory
256-bit memory interface
Operating System Support
Mac OS X 10.4.7 or higher
Display Support
Dual integrated dual-link DVI for high-resolution digital displays
VGA mode support on DVI outputs (with adapter)
Drive two displays simultaneously with independent resolutions and refresh rates
Connectors
Two dual-link DVI-I
9-pin S-video and composite video output
VGA support through adapter
Display Modes
Digital Displays (Connected by DVI)
All Resolutions up to 2560x1600
Analog Displays (Connected by VGA)
All resolutions up to 2048x1536
TV-out
SDTV (analog): 480i | 525i
HDTV (analog or digital): 480p | 720p | 1080i | Any custom resolution1