Due to the operation system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation
EXPANSION SLOT: 1 X PCI Express X16 Gen 3.0 slot(s)
1 X PCI Express X16 Gen 2.0 slot(s)
Supports ATI CrossfireX Technology
2 X PCI slot(s)
The second PCIE X16 only support bandwidth X4
Storage: Support by Z87 Express Chipset
6 X Serial ATAIII 6Gb/s
RAID0, RAID1,RAID5, RAID 10 configuration
Supports Intel Rapid Storage Technology
Audio: 8-Channel HD audio CODEC
Realtek ALC892 8-channel High Definition audio CODEC
Realtek ALC892
Realtek ALC892 8-channel High Definition audio CODEC
Compatible with Direct Sound 3D, A3D, I3DL2
Smart multiple streaming operation
Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience