SanDisk has added new capacities to its Extreme III line of flash cards for professional digital cameras. The new cards double the existing capacities, coming in 8-gigabyte CompactFlash, 2GB SD and 2GB Memory Stick PRO Duo digital film cards. SanDisk Extreme III CompactFlash and SD cards have minimum write and read speeds of 20 megabytes per second, while Memory Stick PRO Duo cards have minimum write and read speeds of 18 MB/sec. The SanDisk Extreme III cards are among the world's fastest working cards in many of today's leading digital SLR cameras.
