Want to connect a laptop with DisplayPort to your DVI-supported display, you can use the new Accell UltraAV DisplayPort to DVI-D adapter (model B087B-007B). The active adapter is compliant with DisplayPort 1.1a, HDCP 1.3 and DVI 1.0. It features a built-in active protocol converter with up to 10.8Gbps throughput over four lanes at a 330MHz total pixel clock rate for support of 120Hz 3D displays. The adapter works with dual-link DVI and single-link DVI-D monitors and supports up to 2560×1600@60Hz resolution or 1920×1080@120Hz for 3D displays.
For compatibility, the UltraAV adapter comes with a Mini Displayport to DisplayPort adapter. It connects to a USB port for power, eliminating the need to additional power cord. The adapter is priced at $109.99.