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Radeon HD 6770 Ultra Durable / GV-R677UD-1GD

Specifications of the GIGABYTE Radeon HD 6770 Ultra Durable GPU


GIGABYTE Radeon HD 6770 Ultra Durable (part number GV-R677UD-1GD) is a Graphics Processing Unit, based on AMD Radeon HD 6770, and built on 40 nm technology. The GPU is targeted at desktop market segment. The card has 850 MHz graphics clock frequency. It also has 800 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD 6770 Ultra Durable comes with 1 GB of GDDR5 memory. Since the memory operates at 1.2 GHz, and utilizes 128 bit bus, the effective memory bandwidth is 76.8 GB/s. The GPU supports PCI Express 2.1 interface, and requires 2 slots on the motherboard. This model needs up to 108 Watt of power, on a par with the reference design. 3D graphics and gaming performance of the GIGABYTE Radeon HD 6770 Ultra Durable can be improved if it is paired with another card.

Below you will find detailed specs of the GIGABYTE Radeon HD 6770 Ultra Durable graphics card.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 6770 Ultra Durable
Part number:GV-R677UD-1GD
Based on:AMD Radeon HD 6770 [Compare]
Target market segment:Desktop
Die name:Juniper XT (RV840)
Architecture:TeraScale 2 Unified Processing Architecture
Fabrication process:40 nm
Transistors:1.04 billion
Bus interface:PCI-E 2.1 x 16

Frequency

Graphics clock:850 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1200 MHz
Memory clock (effective):4.8 GHz
Memory interface width:128-bit
Memory bandwidth:76.8 GB/s

Cores / Texture

Color ROPs:16
Z/Stencil ROPs:**
Stream processors:800
Texture units:40
RAMDACs:400 MHz
Decoders:Adobe Flash
H.2**
MPEG-2
MVC (Blu-ray 3D)
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:108 W

Video features

Multi-monitor:Up to 6 displays
Maximum digital resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x MSAA
24 x SSAA
Adaptive AA
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:13.6 Gigapixels/s
Texture fill rate:34 Gigatexels/s
Single presision compute power:1360 GFLOPS
Double precision compute power:n/a

External connectors

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

Dimensions

Size (length x height):8.7 inches (222 mm) x 5.3 inches (134 mm)
Width:Dual-Slot

Other features / Support

Other features:ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.1
OpenGL support:4.1
DirectX support:11.0
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
Windows XP

Notes


Rebranded HD 5770
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