placa video GIGABYTE nvidia 770 GTX oc 2 gb 256 bit , DDR5 , FUNCTIONALA

placa video GIGABYTE nvidia 770 GTX oc  2 gb 256 bit , DDR5 , FUNCTIONALA 

 alimentare 6 + 8 pin 

testata , fara probleme

• Chipset
  GeForce GTX 770
• I/O
  DVI-I*1
  DVI-D*1
  DisplayPort*1
  HDMI*1
• Core Clock
  Base / Boost clock：1137 / 1189 MHz
• Process Technology
  2‎8 nm
• Memory Clock
  7‎010 MHz
• Memory Size
  2‎048MB
• Memory Type
  GDDR5
• Memory Bus
  2‎56 bit
• Card Bus
  PCI-E 3.0
• Digital max resolution
  4‎096 X 2160(via a single HDMI connector and not supported with two DVI connectors)
• Multi-view
  4‎
• Card size
  L=292mm W=129mm H=43mm
• PCB Form
  ATX
• DirectX
  1‎1.1
• OpenGL
  4‎.3
• Power requirement
  6‎00W (with one 6-pin and one 8-pin external power connectors)
• Analog max resolution
  2‎048 x 1536