Sapphire HD 4650 1G DDR2 PCI-E

I/O Output: VGA+DL-DVI-I+HDTV
Core Clock: 600 MHz amp; 320 Stream Processors
Memory Clock: 500MHz, 1000 Mbps.
PCI Express 2.0 x16 bus interface
1024MB /128bit DDR2 memory interface
Single Slot Active Cooler
HDMI compliant via dongle
7.1 Audio Channel Support
Microsoft® DirectX® 10.1 support
Shader Model 4.1 support