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Radeon HD 7850 OC / GV-R785OC-1GD

GIGABYTE Radeon HD 7850 OC (part number GV-R785OC-1GD) is a Graphics Processing Unit for desktop market, based on AMD Radeon HD 7850. The GPU utilizes Graphics Core Next architecture, and it is manufactured using 28 nm technology. The card has 900 MHz graphics clock frequency. It also has 1024 stream processors, 32 color ROPs, and 64 texture units. The Radeon HD 7850 OC comes with 1 GB of GDDR5 memory. Because the memory is clocked at 1.2 GHz, and uses 256 bit interface, the effective memory bandwidth is 153.6 GB/s. The GPU has PCI Express 3.0 interface, and requires 2 slots on the motherboard. The maximum power draw of this model is 130 Watt. For better GIGABYTE Radeon HD 7850 OC 3D graphics and gaming performance, it can be paired with another graphics card in crossfire mode.

Below you will find detailed specs of the GPU.

GIGABYTE Radeon HD 7850 OC GPU specifications

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 7850 OC
Part number:GV-R785OC-1GD
Based on:AMD Radeon HD 7850 [Compare]
Target market segment:Desktop
Die name:Pitcairn Pro
Architecture:Graphics Core Next
Fabrication process:28 nm
Transistors:2.8 billion
Bus interface:PCI-E 3.0 x 16

Frequency

Graphics clock:900 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1200 MHz
Memory clock (effective):4.8 GHz
Memory interface width:**-bit
Memory bandwidth:153.6 GB/s

Cores / Texture

Compute units:16
Color ROPs:32
Z/Stencil ROPs:128
Stream processors:**
Texture units:**
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:130 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:28.8 Gigapixels/s
Texture fill rate:57.6 Gigatexels/s
Single presision compute power:1843.2 GFLOPS
Double precision compute power:115.2 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):9.49 inches (241 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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