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Radeon HD 7770 / GV-R777D5-1GD

Specifications of the GIGABYTE Radeon HD 7770 GPU


GIGABYTE Radeon HD 7770 (part number GV-R777D5-1GD) desktop Graphics Processing Unit was launched in February 2012. The card is based on AMD Radeon HD 7770 GHz Edition, and manufactured on 28 nm technological process. The cards graphics frequency is 1 GHz. It also has 640 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD 7770 comes with 1 GB of GDDR5 memory, using 128 bit bus. The memory is clocked at 1.125 GHz, which gives 72 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and needs 2 motherboard slots. The maximum power consumption of this model is 80 Watt. Gaming and 3D graphics performance of the GIGABYTE Radeon HD 7770 can be improved if it is paired with another card.

More detailed specifications of the GIGABYTE Radeon HD 7770 GPU are available below.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 7770
Part number:GV-R777D5-1GD
Reference card?:No
Based on:AMD Radeon HD 7770 GHz Edition [Compare]
Target market segment:Desktop
Die name:Cape Verde XT
Architecture:Graphics Core Next
Fabrication process:28 nm
Transistors:1.5 billion
Bus interface:PCI-E 3.0 x 16
Launch date:February 2012

Frequency

Graphics clock:1000 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1125 MHz
Memory clock (effective):4.5 GHz
Memory interface width:128-bit
Memory bandwidth:72 GB/s

Cores / Texture

Compute units:10
Color ROPs:16
Z/Stencil ROPs:**
Stream processors:**0
Texture units:40
RAMDACs:400 MHz
Decoders:Adobe Flash
DXVA 1.0 & 2.0
H.2**
MPEG 2 (SH & HD)
MPEG-4 Part 2 (DivX/Xvid)
MVC (Blu-ray 3D)
VC-1
WMV HD

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:80 W

Video features

Multi-monitor:Up to 6 displays
Maximum DP resolution:4096 x 2160
Maximum DVI resolution:**0 x 1600
Maximum HDMI resolution:4096 x 3112
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x MSAA
24 x SSAA
Adaptive AA
EQAA
MLAA
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:16 Gigapixels/s
Texture fill rate:40 Gigatexels/s
Single presision compute power:1280 GFLOPS
Double precision compute power:80 GFLOPS

External connectors

Standard display connectors:2 x Mini-DP
Dual-Link DVI-I
HDMI
Power connectors:1 x 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):8.35 inches (212 mm) x 5.39 inches (137 mm)
Width:Dual-Slot

Other features / Support

Other features:AMD PowerTune
AMD ZeroCore Power
ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
Open CL support:1.2
OpenGL support:4.2
DirectX support:11.1
Mantle support:Yes
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
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