Interfaces for External HDD

eSATA
Multi-lane SATA
IEEE 1394a
IEEE 1394b
SATA 1.5Gb/s
SATA 3.0Gb/s

When im searching for an external hdd, im looking for a firewire 400 however it show this interface above. Which one isa firewire or is firewire even there?

im confused...

Thanks for comments and for clearing me up on the techie words..

Cheers.

1394A should be FW 400.

http://www.sharpened.net/helpcenter/answer.php?135

and for future reference what are the other interfaces stand for?

thanks for the help above though.

Cheers.

eSATA is for External SATA. In other words an External SATA drive. SATA 150 and 300 are the old and new Internal interfaces for SATA (Serial ATA). That other I have not seen.