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pimpom · 13-12-2004, 05:09 PM

4x and 8x cards have an extra notch at the contact edge (total 3 notches) compared to 2x cards. 4x and 8x cards use 1.5V supply whereas 2x and 1x use 3.3V. They are not cross-compatible.

13-12-2004, 05:09 PM	#6 (permalink)
pimpom Wise Old Owl Join Date: Jul 2004 Posts: 1,351	4x and 8x cards have an extra notch at the contact edge (total 3 notches) compared to 2x cards. 4x and 8x cards use 1.5V supply whereas 2x and 1x use 3.3V. They are not cross-compatible.