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Radeon HD 7950 3GB GDDR5 OC FLEX WITH BOOST

One of a few Sapphire Graphics Processing Units, based on AMD Radeon HD 7950 Boost, Sapphire Radeon HD 7950 3GB GDDR5 OC FLEX WITH BOOST is produced on 28 nm manufacturing process. The card is aimed at desktop market. The card's graphics frequency is 860 MHz. It also has 1792 stream processors, 112 texture units, along with 32 color ROPs. The Radeon HD 7950 3GB GDDR5 OC FLEX WITH BOOST comes with 3 GB of GDDR5 memory, using 384 bit bus. The memory is clocked at 1.25 GHz, which gives 240 GB/s memory bandwidth. The GPU supports PCI Express 3.0 interface, and uses 2 motherboard slots. Like the reference design, this model has the maximum power draw of 200 Watt.

More detailed specifications of the card are available below.

Sapphire Radeon HD 7950 3GB GDDR5 OC FLEX WITH BOOST GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: Radeon HD 7950 3GB GDDR5 OC FLEX WITH BOOST
Based on: AMD Radeon HD 7950 Boost [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: 860 MHz
Boost clock: 925 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.2**
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: **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
MLAA 2.0
HDMI: Yes
HDMI version: 1.4a

Performance

Pixel fill rate: 29.6 Gigapixels/s
Texture fill rate: 103.6 Gigatexels/s
Single presision compute power: 3315.2 GFLOPS
Double precision compute power: 828.8 GFLOPS

External connectors

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

Dimensions

Size (length x height): 11.42 inches (290 mm) x 4.92 inches (125 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
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