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The SI-PEX40064 PCI-e Controller Card gives you an easy way to add additional four internal SATA III ports to your computer, through a single PCI Express slot. The SATA III ports offer a blazing-fast speed of 6Gbps, while remaining backwards compatible with the SATA I and SATA II specifications. It supports Port Multiplier FIS Based or Command Based switching, ensuring maximum performance.

Additionally, this card is bootable, and features hot plug and hot swap functions. The included low-profile bracket makes installation in compact cases a breeze.

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Four SATA III ports

The SYBA SI-PEX40064 PCI-E Controller card adds up to four internal SATA III ports to your computer system, allowing you to easily connect four additional HDD/SSD drives.

High Speed

The SATA III ports deliver a blistering fast data transfer speed of up to 6Gbps, letting you transfer monstrous amounts of data in seconds. They are also backwards compatible with SATA I (1.5Gbps) and II (3Gbps) standards.


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Port Multiplier Support

Thanks to the built-in support for SATA Port Multipliers with FIS-based switching or Command Based switching, this card allows you to easily connect more HHDs/SSDs at once.

Note: * The SYBA SI-PEX40064 PCI-E Controller card supports 3TB and 4TB hard drives. For port multiplier function, please follow Windows 8 instructions in Download's tab on //www.sybausa.com/productInfo.php?iid=1376.


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Native Command Queue (NCQ) Support

This card supports Native Command Queue (NCQ), allowing hard disk drives to internally optimize the order in which received read and write commands are executed. This can reduce the amount of unnecessary drive head movement, resulting in increased performance.


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Hot-swap Ability

This card supports hot plug and hot swap functions. Simply plug it into your computer system, and it’s ready to work.


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Great Compatibility

The SYBA SI-PEX40064 PCI-E Controller card is compliant with PCI-Express specification V2.0, and remains backwards compatible with PCI-Express 1.0.


Low Profile Ready

With the included low-profile bracket, this card can be effortlessly installed into desktop computers of various sizes.

general information