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Radeon HD 4670 512MB GDDR3 PCI-E

Sapphire Radeon HD 4670 512MB GDDR3 PCI-E is a Graphics Processing Unit, based on ATI Radeon HD 4670, and produced using 55 nm technology. The GPU is targeted at desktop market. The card has graphics clocked at 750 MHz. It also has 320 stream processors, 8 color ROPs, along with 32 texture units. The Radeon HD 4670 512MB GDDR3 PCI-E embeds 512 MB of GDDR3 memory. Because the memory runs at 873 MHz, and utilizes 128 bit interface, the effective memory bandwidth is 27.94 GB/s. The GPU supports PCI Express 2.0 interface, and needs a single motherboard slot. The maximum power consumption of this model is 59 Watt, on a par with the reference design.

More detailed specifications of the graphics card are available below.

Sapphire Radeon HD 4670 512MB GDDR3 PCI-E GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: Radeon HD 4670 512MB GDDR3 PCI-E
Based on: ATI Radeon HD 4670 [Compare]
Target market segment: Desktop
Die name: RV730 XT
Architecture: Unified Superscalar Shader Architecture
Fabrication process: 55 nm
Transistors: 514 million
Bus interface: PCI-E 2.0 x 16

Frequency

Graphics clock: 750 MHz

Memory specifications

Memory size: 512 MB
Memory type: GDDR3
Memory clock: 873 MHz
Memory clock (effective): 1746 MHz
Memory interface width: 128-bit
Memory bandwidth: 27.94 GB/s

Cores / Texture

Color ROPs: 8
Stream processors: 320
Texture units: 32
Texture fetches / clock cycle: Up to 128
Textures/pixel: Up to 128
RAMDACs: 400 MHz
Decoders: DivX
H.264
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options: 4-way

Electric characteristics

Maximum power draw: 59 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
HDMI: Yes
HDMI version: 1.3

Performance

Pixel fill rate: 6 Gigapixels/s
Texture fill rate: 24 Gigatexels/s
Single presision compute power: 480 GFLOPS
Double precision compute power: n/a

External connectors

Standard display connectors: 2 x Dual-Link DVI-I
S-Video
Audio input for HDMI: Yes

Dimensions

Width: Single-Slot

Other features / Support

Other features: ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
Open CL support: 1.0
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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