Stork's Son-of-Zorro Build: Core i5-2500K - GA-Z68X-UD3H - HD 6850
Unfortunately, I don't have any USB 3 devices. I'll see what info I can scare up for you to try.
The Rev 1.0 & 1.3 motherboards use 2 x Etron EJ168 chips.
The MultiBeast Features document states on page 6:USB 3.0 – 3rd Party
Enables USB 3.0 ports for systems using the NEC/Renesas D720200, Etron EJ168, or ASMedia ASM1042/1041 controller ONLY. Not compatible with 7-Series LGA 1155 motherboards. Install only ONE.
CalDigit official driver edited by mlydinesh. Installs CalDigitFastIO.kext and CalDigitUSBxHCI.kext in /System/Library/Extensions.
LaCie 1.0.10 driver patched by modbin. Installs PXHCD.kext in /System /Library/Extensions/