Marvell 88SX7042 chipset
Compliant with PCI Express Base Specification 1.0a
Physical Layer fits in x4 will fit into x4, x8, x16 PCIe slot.
Compliant with Serial ATA 1.0 specification with support for full complement of SATA II optional features
Supports SATA II Native Command Queuing (NCQ)
Provides four independent channels to support up to four Serial ATA drives
* HDD Controllers are capable to support all HDD sizes, but different OS may limited the HDD sizes that can be supported. For example, XP 32-bit supports only up to 2TB.
* This Model does not support Optical Drive (SATA CD/DVD-ROM including Blu-ray drives.)