eVGA TR vs eVGA T1

Can anyone find the differences between the two, other than the price??

http://www.newegg.com/Product/Produ...mpareItemList=N82E16813188019,N82E16813188012

TR - T1

Other Slots ; 1 x PCIe Graphics expansion slot - none

SATA RAID ; NV RAID 0/1/0+1/5 JBOD - 0/1/0+1

Audio Chipset ; none - Azalia (HDA)
Onboard USB ; None - 2 x USB 2.0 connectors support 4 ports
Parts ; none - 1 year limited
Labor ; None - 1 year limited


Thats all i could fine.