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Radeon HD 3870 X2

Sapphire Radeon HD 3870 X2 is a Graphics Processing Unit, targeted at desktop market segment. The GPU is based on ATI Radeon HD 3870 x 2 model, and is built using 55 nm technology. The card has graphics clocked at 825 MHz. It also has 640 stream processors, 32 color ROPs, as well as 32 texture units. The Radeon HD 3870 X2 has 1 GB of GDDR3 memory. The memory uses 256 bit interface, and runs at 900 MHz. This allows the card to have 57.6 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. This model has the maximum power consumption of 165 Watt. Gaming and 3D graphics performance of the Sapphire Radeon HD 3870 X2 can be improved if it is paired with another graphics card.

More detailed specifications of the graphics card you will find below.

Sapphire Radeon HD 3870 X2 GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: Radeon HD 3870 X2
Based on: ATI Radeon HD 3870 x 2 [Compare]
Target market segment: Desktop
Die name: 2 x R680XT
Architecture: Unified Superscalar Shader Architecture
Fabrication process: 55 nm
Transistors: 2 x 666 million
Bus interface: PCI-E 2.0 x 16

Frequency

Graphics clock: 825 MHz

Memory specifications

Memory size: 2 x 512 MB
Memory type: GDDR3
Memory clock: 900 MHz
Memory clock (effective): 1.8 GHz
Memory interface width: 2 x 256-bit
Memory bandwidth: 57.6 GB/s

Cores / Texture

Color ROPs: 2 x 16
Stream processors: 2 x 320
Texture units: 2 x 16
Texture fetches / clock cycle: Up to 160
Textures/pixel: Up to 128
RAMDACs: 400 MHz
Decoders: DivX
H.264
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options: 2-way

Electric characteristics

Maximum power draw: 165 W

Video features

Multi-monitor: Up to 2 displays
Maximum digital resolution: 2560 x 1600
Maximum DVI resolution: 2560 x 1600
Maximum HDMI resolution: 1920 x 1200
Maximum VGA resolution: 2048 x 1536
Anti-Aliasing technologies: 24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
Temporal AA
HDMI: Yes
HDMI version: 1.2

Performance

Pixel fill rate: 2 x 13.2 Gigapixels/s
Texture fill rate: 2 x 13.2 Gigatexels/s
Single presision compute power: 2 x 528 GFLOPS
Double precision compute power: 2 x 105.6 GFLOPS

External connectors

Standard display connectors: 2 x Dual-Link DVI-I
S-Video
Power connectors: 1 x 6-pin
1 x 8-pin
Audio input for HDMI: Yes

Dimensions

Width: Dual-Slot

Other features / Support

Other features: ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
OpenGL support: 3.3
DirectX support: 10.1
Shader model: 4.1
Windows driver support: Windows 7
Windows Vista
Windows XP
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