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Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort)

One of a few Sapphire Graphics Processing Units, based on AMD Radeon HD 7770 GHz Edition, Sapphire Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort) is produced on 28 nm technological process. The card is targeted at desktop market segment. The card's graphics frequency is 1 GHz. Furthermore, it has 640 stream processors, 40 texture units, as well as 16 color ROPs. The Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort) incorporates 1 GB of GDDR5 memory, clocked at 1.125 GHz. It has a 128 bit wide memory bus, which gives 72 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and needs 2 slots on the motherboard. This model has the maximum power draw of 80 Watt. 3D graphics and game performance of the Sapphire Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort) can be improved if it is paired with a similar card.

Below you will find more detailed specs of the GPU.

Sapphire Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort) GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: Radeon HD 7770 GHz Edition 1GB GDDR5 (DisplayPort)
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: DisplayPort 1.2
Dual-Link DVI-I
HDMI
Power connectors: 1 x 6-pin
Audio input for HDMI: Yes

Dimensions

Size (length x height): 7.24 inches (184 mm) x 4.96 inches (126 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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