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Radeon HD 7850 royalKnights / CGAX-7852OCF

One of a few Club 3D Graphics Processing Units, based on AMD Radeon HD 7850, Club 3D Radeon HD 7850 royalKnights (part number CGAX-7852OCF) is manufactured on 28 nm technological process. The card is aimed at desktop market. The cards graphics frequency is 910 MHz. It also has 2048 stream processors, 128 texture units, and 64 color ROPs. The Radeon HD 7850 royalKnights embeds 2 GB of GDDR5 memory. Since the memory operates at 1.2 GHz, and utilizes 256 bit interface, the effective memory bandwidth is 307.2 GB/s. The GPU has PCI Express 3.0 interface, and uses 2 slots on the motherboard. This model needs up to 130 Watt of power, which is the same as on the reference design. For increased Club 3D Radeon HD 7850 royalKnights gaming and 3D graphics performance, it can be paired with another graphics card in crossfire mode.

Please see below for detailed specifications of the GPU.

Club 3D Radeon HD 7850 royalKnights GPU specifications

Name / Brand / Architecture

Manufacturer:Club 3D
Model:Radeon HD 7850 royalKnights
Part number:CGAX-7852OCF
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:910 MHz

Memory specifications

Memory size:2 x 1 GB
Memory type:GDDR5
Memory clock:1200 MHz
Memory clock (effective):4.8 GHz
Memory interface width:2 x **-bit
Memory bandwidth:2 x 153.6 GB/s

Cores / Texture

Compute units:2 x 16
Color ROPs:2 x 32
Z/Stencil ROPs:2 x 128
Stream processors:2 x **
Texture units:2 x **
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:2 x 29.12 Gigapixels/s
Texture fill rate:2 x 58.24 Gigatexels/s
Single presision compute power:2 x 1863.68 GFLOPS
Double precision compute power:2 x 116.48 GFLOPS

External connectors

Standard display connectors:DisplayPort 1.2
Dual-Link DVI-I per card
HDMI
Power connectors:1 x 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):7.80 inches (198 mm) x 4.21 inches (107 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

Notes


CoolStream high performance cooling
The Radeon HD 7850 royalKnights is actually two Radeon HD 7850 royalKing cards sold as a package with a crossfire cable.
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