go for EMU 1212M
http://www.emu.com/products/product....1&product=9872

bit more expensive than 0404, but they have more INs/Outs + even better converters:
Mastering grade 24-bit/192kHz converters - the same A/D converters used in Digidesign's flagship ProTools HD 192 I/O Interface delivering an amazing 120dB signal-to-noise ratio