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TOXIC HD 4890 1GB GDDR5 PCI-E

Sapphire TOXIC HD 4890 1GB GDDR5 PCI-E is a Graphics Processing Unit, produced using 55 nm technology. The GPU is based on ATI Radeon HD 4890, and it is aimed at desktop market segment. The card has 960 MHz graphics clock frequency. Furthermore, it has 800 stream processors, 16 color ROPs, along with 40 texture units. The TOXIC HD 4890 1GB GDDR5 PCI-E embeds 1 GB of GDDR5 memory, utilizing 256 bit interface. The memory is clocked at 1.05 GHz, which gives 134.4 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and needs 2 motherboard slots. This model uses up to 190 Watt of power.

More detailed specifications of the graphics card are available below.

Sapphire TOXIC HD 4890 1GB GDDR5 PCI-E GPU specifications

Name / Brand / Architecture

Manufacturer: Sapphire
Model: TOXIC HD 4890 1GB GDDR5 PCI-E
Based on: ATI Radeon HD 4890 [Compare]
Target market segment: Desktop
Die name: RV790 XT
Architecture: Unified Superscalar Shader Architecture
Fabrication process: 55 nm
Transistors: 959 million
Bus interface: PCI-E 2.0 x 16

Frequency

Graphics clock: 960 MHz

Memory specifications

Memory size: ** MB
Memory type: GDDR5
Memory clock: 1050 MHz
Memory clock (effective): 4.2 GHz
Memory interface width: **-bit
Memory bandwidth: 134.4 GB/s

Cores / Texture

Color ROPs: 16
Stream processors: 800
Texture units: 40
Texture fetches / clock cycle: Up to 160
Textures/pixel: Up to 128
RAMDACs: 400 MHz
Decoders: DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options: 4-way

Electric characteristics

Maximum power draw: 190 W

Video features

Multi-monitor: Up to 2 displays
Maximum digital resolution: **0 x 1600
Maximum DVI resolution: **0 x 1600
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: 15.36 Gigapixels/s
Texture fill rate: 38.4 Gigatexels/s
Single presision compute power: 1536 GFLOPS
Double precision compute power: 307.2 GFLOPS

External connectors

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

Dimensions

Width: Dual-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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