2x 1024MB AMD Radeon HD 7770, DVI, HDMI, 2x Mini-DisplayPort
Graphics Engine: RADEON HD7770
Video Memory: 1GB GDDR5
Engine Clock: 100MHz
Memory Clock: 1125MHz x 4 (4.5 Gbps)
Memory Interface: 128bit
DirectX® Support: 11.1
Bus Standard: PCIE 3.0
Standard Display Connecors: DL-DVI-I / HDMI / 1x mini DisplayPort