just for your interest:

recently I updated my HACKINTOSH setup with 2 x RME RayDAT. both cards are configured as an aggregate device.

running snow leopard 10.6.2 and logic 9.1.1 (32- and 64-bit).

everything is working fine. :-D

***

this is my current setup:

Mainboard: TYAN Tempest i5400XT S5396A2NRF
CPU: 2 x Intel Xeon DP 5405 2,0 GHz
RAM: 4 x 4096 MB Kingston FB-DIMM 667 MHz (16 GB total)
Graphics: Sparkle nVidia Geforce 9600 GT PCIe 512 MB passive cooled
DVD: 2 x LG GH22LS50
HD: WD5000AALS 500 GB (OS X 10.6)
HD: WD7500AALS 500 GB (OS X DATA)
HD: WD3200AAKS 320 GB (Windows XP MCE 2005)
HD: WD7500AAKS 750 GB (My Documents)
Keyboard: Apple USB-Keyboard from iMac
Mouse: Microsoft IntelliMouse 1.1
Sound: 2 x RME Audio RayDAT
SCSI: Symbios Logic LSI 21320-R

future_former