It is the right angle riser for the PCI Express X16 buses. The connector is soldered on the component side (B side) of the board.This x16 PCI Express Riser Card lets you install a full-sized PCI Express card in a 1U or 2U server case, eliminating the expense of purchasing small form factor PCIe cards | The PCI-Express 16X Riser Card makes the PCI-Express Card away from motherboard. With the PCI-Express socket directly in line with the socket on the motherboard . When an I/O board is inserted, the component side of the I/O board will face down, towards the motherboard. | High Quality Solder Points and Gold plated Contacts for the better connectivity and Long Use. EMI shielded design can reduce electromagnetic interference and provide good transmission efficiency，Achieve high frequency and low attenuation. | Supports high speed pcie 3.0 16X card.Stable pcie Gen3 8Gbps or higher with high quality axial cable. Plug and play,no driver needed. | PCI-E 3.0 x16 128Gbp/s BANDWIDTH - Deliver all the performance of PCIe 3.0 to your GPU. Support GTX1080, GTX1080Ti, RTX2060, RTX2070, RTX2080, RTX2080Ti, RX570, RX580, RX590, RX5700 XT, RX VEGA 56, RX VEGA 64 etc, support for all graphics cards produced after 2015.