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TOXIC HD 4870 1G GDDR5 PCI-E

Specifications of the Sapphire TOXIC HD 4870 1G GDDR5 PCI-E GPU


Sapphire TOXIC HD 4870 1G GDDR5 PCI-E is one of a few Sapphire desktop graphics processing units, based on ATI Radeon HD 4870 GDDR5. Manufactured on 55 nm technology, the GPU employs Unified Superscalar Shader architecture. The cards graphics frequency is 780 MHz. It also has 800 stream processors, 40 texture units, and 16 color ROPs. The TOXIC HD 4870 1G GDDR5 PCI-E comes with 1 GB of GDDR5 memory, clocked at 1 GHz. It has a 256 bit wide memory bus, which results in 128 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard. This model needs up to 150 Watt of power.

More detailed specifications of the Sapphire TOXIC HD 4870 1G GDDR5 PCI-E card are available below.

Name / Brand / Architecture

Manufacturer:Sapphire
Model:TOXIC HD 4870 1G GDDR5 PCI-E
Based on:ATI Radeon HD 4870 GDDR5 [Compare]
Target market segment:Desktop
Die name:RV770 XT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:956 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:780 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1000 MHz
Memory clock (effective):4.0 GHz
Memory interface width:**-bit
Memory bandwidth:128 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:150 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:12.48 Gigapixels/s
Texture fill rate:31.2 Gigatexels/s
Single presision compute power:1248 GFLOPS
Double precision compute power:249.6 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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