Specifications:
- Chipset: ATI Radeon HD4870
- Bus interface: PCI Express 2.0
- Memory Type: 1024MB GDDR5
- Memory Interface: 256 bit
- Core Clock: 750 MHz
- Memory Clock: 3800 MHz
- RAMDACs: 400 MHz
- Output Interface: TV-out,dual DVI
- Thermal: fansink
- 956 million transistors on 55nm fabrication process
- Full Microsoft DirectX 10.1 Shader Model 4.1 support
- Dynamic geometry acceleration
- Game physics processing capability
- ATI PowerPlay technology
- ATI CrossFireX Multi-GPU Technology
- ATI Avivo HD video and display technology
- HDCP capable
- HDMI function
- Built for Microsoft Windows Vista 
- Power Supply Unit Requirement: 350 Watt or greater power supply with 6pin 12V Cable(550 Watt for ATI CrossFireX technology in dual mode)