IO Crest SI-PEX40061 2 Port SATA 6Gbps PCIe 2.0 x1 Non-Raid Controller Card We recommend a fresh Windows install with this card Drivers are required for this card to function. Chipset: Marvell 88SE9120 Installed with a full profile bracket, low profile included with the package Port Multiplier FIS-based and Command-based switching supported Supports SATA Rev 3.0 transfer speeds up to 6.0Gbps and backwards compatible with SATA I/II at 1.5/3.0Gbps Supports Native Command Queue (NCQ) Connectors: 2 SATA 6Gbps Port Compliant with PCI-e Specification v2.0 and Backward Compatible with PCI-e 1.x Compliant with Serial ATA Specification 3.0 Supports Native Command Queuing (NCQ) Supports Port Multiplier FIS Based Switching or Command Based Switching Compatible with SATA 6G, 3G, and 1.5G Hard Drive