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The upcoming affordable mid-range AMD Radeon HD 7770 graphics card seems to be causing quite a stir lately, with leaks coming from ChipHell forum member bigpao007. This latest leak gives us more pictures and also some 3DMark results. The GPU used is the new 28nm Cape Verde Southern Islands featuring the Graphics Core Next architecture. The basic specs of the card are as follows:
3DMark 06:
HD7770 (Stock @ 1Ghz): 18143 3D Marks (SM2.0: 6785/HDR: 8086/CPU: 6390)
3DMark 11 (Performance Preset):
HD7770 (Stock @ 1Ghz): P3421 (3138 Graphics Score)
3DMark 11 (Extreme Preset):
HD7770 (Stock @ 1Ghz): X1077 (965 Graphics Score)
Pictures of the card and screenshots follow:



- Three display outputs, DVI, HDMI and miniDisplayPort
- Single Crossfire connector for 2 cards max
- The reference PCB has four GDDR5 memory chips, implying a 128-bit memory interface
- Single 6-pin PCI-E power connector
- Around 100W power consumption
3DMark 06:
HD7770 (Stock @ 1Ghz): 18143 3D Marks (SM2.0: 6785/HDR: 8086/CPU: 6390)
3DMark 11 (Performance Preset):
HD7770 (Stock @ 1Ghz): P3421 (3138 Graphics Score)
3DMark 11 (Extreme Preset):
HD7770 (Stock @ 1Ghz): X1077 (965 Graphics Score)
Pictures of the card and screenshots follow:




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