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TOXIC HD 4870 512MB GDDR5 PCI-E

Specifications of the Sapphire TOXIC HD 4870 512MB GDDR5 PCI-E GPU


Sapphire TOXIC HD 4870 512MB GDDR5 PCI-E is a Graphics Processing Unit for desktop market segment, based on ATI Radeon HD 4870 GDDR5. Fabricated on 55 nm manufacturing process, the GPU sports Unified Superscalar Shader architecture. The card has graphics clocked at 780 MHz. It also has 800 stream processors, 16 color ROPs, along with 40 texture units. The TOXIC HD 4870 512MB GDDR5 PCI-E incorporates 512 MB of GDDR5 memory. Because the memory is clocked at 1 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 128 GB/s. The GPU supports PCI Express 2.0 interface, and uses 2 slots on the motherboard. This model needs up to 150 Watt of power, identical to the reference design.

More detailed specifications of the Sapphire TOXIC HD 4870 512MB GDDR5 PCI-E card you will find below.

Name / Brand / Architecture

Manufacturer:Sapphire
Model:TOXIC HD 4870 512MB 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:512 MB
Memory type:GDDR5
Memory clock:1000 MHz
Memory clock (effective):4.0 GHz
Memory interface width:256-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.264
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:2560 x 1600
Maximum DVI resolution:2560 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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