The SAPPHIRE HD 4890 Vapor-X model is a new SAPPHIRE original design. It has SAPPHIREs Vapor-X cooling module on the GPU together with a heatsink and profiled fan venting heat out of the case. It is quieter and significantly faster than the standard reference model, with core clock speed of 870MHz and 1GB of DDR5 memory clocked at 1050MHz. Any two of the four output options can be used simultaneously, giving maximum flexibility for connection to different display types. An HDMI to DVI adaptor is also included for those who wish to use a pair of DVI monitors.

Features:

• Quite and Powerful Dual Slot Vapor-Chamber Cooler, Under 20 dbA in 2D Operation, under 30 dbA in 3D Operation before 85^oC;.
• Solid Capacitors
• 24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering
• Quad mode ATI CrossFireX multi-GPU support for highly scalable performance
• Unified Video Decoder 2 (UVD 2) for Blu-ray and HD Video
• Dynamic geometry acceleration
• Game physics processing capability
• ATI Avivo HD video and display technology
• Dynamic power management with ATI PowerPlay technology
• ATI Stream technology
• Award winning Vapor-X Cooler with heatpipe, silent and powerful
• Sapphire patent pending Black Diamond Choke