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Radeon HD 7770 / A7770D5-1G2DHP

Specifications of the Lantic Radeon HD 7770 GPU


Lantic Radeon HD 7770 (part number A7770D5-1G2DHP) Graphics Processing Unit for desktop market segment is based on AMD Radeon HD 7770 GHz Edition, and built on 28 nm technology. The card has graphics clocked at 1 GHz. It also has 640 stream processors, 16 color ROPs, together with 40 texture units. The Radeon HD 7770 comes with 1 GB of GDDR5 memory. Because the memory operates at 1.125 GHz, and utilizes 128 bit bus, the effective memory bandwidth is 72 GB/s. The GPU supports PCI Express 3.0 interface, and requires 2 motherboard slots. The maximum power draw of this model is 80 Watt. Gaming and 3D graphics performance of the Lantic Radeon HD 7770 can be improved if it is paired with a similar card.

Detailed specifications of the Lantic Radeon HD 7770 graphics card are available below.

Name / Brand / Architecture

Manufacturer:Lantic
Model:Radeon HD 7770
Part number:A7770D5-1G2DHP
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

Frequency

Graphics clock:1000 MHz

Memory specifications

Memory size:1024 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:64
Stream processors:640
Texture units:40
RAMDACs:400 MHz
Decoders:Adobe Flash
DXVA 1.0 & 2.0
H.264
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:2560 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 DVI
DisplayPort
HDMI
Power connectors:1 x 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):6.69 inches (170 mm) x 4.33 inches (110 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
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
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