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Radeon HD 8770M

Specifications of the AMD Radeon HD 8770M GPU


AMD Radeon HD 8770M is a mobile Graphics Processing Unit, that makes use of Graphics Core Next architecture and is produced on 28 nm technology. The GPU was released in April 2013. The card has graphics clocked at 775 MHz. Furthermore, it has 384 stream processors, 8 color ROPs, as well as 24 texture units. The Radeon HD 8770M incorporates 2 GB of GDDR5 memory. Since the memory is clocked 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.

More detailed specifications of the AMD Radeon HD 8770M card are available below.

Name / Brand / Architecture

Manufacturer:AMD
Model:Radeon HD 8770M
Reference card?:Yes
Target market segment:Mobile
Die name:Mars XT
Architecture:Graphics Core Next
Fabrication process:28 nm
Transistors:1.040 billion
Bus interface:PCI-E 3.0 x 8
Launch date:April 2013

Frequency

Graphics clock:775 MHz
Boost clock:825 MHz

Memory specifications

Memory size:2048 MB
Memory type:GDDR5
Memory clock:1125 MHz
Memory clock (effective):4500 MHz
Memory interface width:128-bit
Memory bandwidth:72.0 GB/s

Cores / Texture

Compute units:6
Color ROPs:8
Stream processors:384
Texture units:24
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

Video features

Maximum digital resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536

Performance

Pixel fill rate:6.6 Gigapixels/s
Texture fill rate:19.8 Gigatexels/s
Single presision compute power:633.6 GFLOPS

Other features / Support

Other features:AMD PowerTune
AMD ZeroCore Power
ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
High Dynamic Range (HDR) Support
Open CL support:1.2
OpenGL support:4.3
DirectX support:11.1
Shader model:5.0
Windows driver support:Windows 7
Windows 8
Windows Vista
Windows XP
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