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Radeon HD 7950 3GB OC GDDR5

Sapphire Radeon HD 7950 3GB OC GDDR5 is a desktop graphics processing unit, based on AMD Radeon HD 7950. The GPU utilizes Graphics Core Next architecture, and it is fabricated on 28 nm manufacturing process. The card has graphics clocked at 900 MHz. Furthermore, it has 1792 stream processors, 112 texture units, along with 32 color ROPs. The Radeon HD 7950 3GB OC GDDR5 incorporates 3 GB of GDDR5 memory. Because the memory runs at 1.25 GHz, and uses 384 bit interface, the effective memory bandwidth is 240 GB/s. The GPU has PCI Express 3.0 interface, and requires 2 motherboard slots. This model has the maximum power consumption of 200 Watt.

More detailed specifications of the graphics card are available below.

Sapphire Radeon HD 7950 3GB OC GDDR5 GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: Radeon HD 7950 3GB OC GDDR5
Based on: AMD Radeon HD 7950 [Compare]
Target market segment: Desktop
Die name: Tahiti Pro
Architecture: Graphics Core Next
Fabrication process: 28 nm
Transistors: 4.31 billion
Bus interface: PCI-E 3.0 x 16

Frequency

Graphics clock: 900 MHz

Memory specifications

Memory size: 3072 MB
Memory type: GDDR5
Memory clock: 1250 MHz
Memory clock (effective): 5 GHz
Memory interface width: 384-bit
Memory bandwidth: 240 GB/s

Cores / Texture

Compute units: 28
Color ROPs: 32
Z/Stencil ROPs: 128
Stream processors: 1792
Texture units: 112
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: 4-way

Electric characteristics

Maximum power draw: 200 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
MLAA 2.0
HDMI: Yes
HDMI version: 1.4a

Performance

Pixel fill rate: 28.8 Gigapixels/s
Texture fill rate: 100.8 Gigatexels/s
Single presision compute power: 3225.6 GFLOPS
Double precision compute power: 806.4 GFLOPS

External connectors

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

Dimensions

Size (length x height): 10.83 inches (275 mm) x 4.53 inches (115 mm)
Width: Dual-Slot

Other features / Support

Other features: AMD PowerTune
AMD ZeroCore Power
ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support: 1.2
OpenGL support: 4.2
DirectX support: 11.0
Mantle support: Yes
Shader model: 5.0
Windows driver support: Windows 7
Windows Vista

Notes


Dual BIOS. The second BIOS is pre-programmed to allow higher overclocking.
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