XFX Radeon HD 6950 2GB GDDR5 PCI Express 2.1 x16 CrossFireX Support Video Card with Eyefinity HD-695X-CNFC GPUs / Video Graphics Cards - Newegg.com
Amazon.com: HIS Radeon HD 6950 IceQ X Turbo 2GB (256bit) GDDR5 2x Mini-DisplayPort HDMI 2x DVI (HDCP) PCIe X16 2.1 Video Card H695QNT2G2M : Electronics