SAPHIRE HD4850 X2 PCI-E 2GB DDR3

Designed by SAPPHIRE, the new HD 4850 X2 comprises two complete HD 4850 graphics systems on a single PCI-Express card connected by an on-board PCI Express Gen 2 bridge chip. Each GPU has 800 stream process units and a 256-bit memory interface driving 1GB of GDDR3 memory, making a total of 2GB on-board memory. Four Dual Link DVI outputs are provided as well as TV-Out. This provides a choice of Multi-monitor operation or CrossFire mode in which 3D applications such as games use both on-board GPU's together to deliver a single accelerated output on the Primary display with industry leading levels of performance.

Features:
- 2X RADEON HD4850 X2 VPU's
- PCI Express 2.0 x16 bus interface
- 2x 1024MB /2x256bit GDDR3 memory interface
- Dual Slot Active Cooler
- HDMI compliant via dongle
- 4x DVI-i ports with Multi-Monitor support
- 7.1 Audio Channel Support
- Microsoft® DirectX® 10.1 support
- Shader Model 4.1 support

System Requirements

-PCI ExpressR based PC is required with one X16 lane graphics slot available on the motherboard

-650 Watt or greater power supply with one 2x3-pin PCIeR power connector and one 2x4-pin PCIeR power connector is required (1K Watt with two 2x3-pin and two 2x4-pin connectors for ATI CrossFireXT technology in dual mode)1

-Certified power supplies are recommended. Refer to http://ati.amd.com/certifiedPSUfor a list of Certified products

-Certified system cases with good airflow and cooling are recommended. Refer to http://ati.amd.com/certifiedcases for a list of Certified products

-Minimum 1GB of system memory

-Installation software requires CD-ROM drive

-DVD playback requires DVD drive

-Blu-rayT / HD DVD playback requires Blu-ray / HD DVD drive

-For a complete ATI CrossFireXT system, a second ATI RadeonT HD 4870 X2 graphics card, an ATI CrossFireX Ready motherboard and one ATI CrossFireX Bridge Interconnect cable per graphics card (included) are required