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EAH4870 512 MB Dark Knight / EAH4870 DK/HTDI/512MD5

Specifications of the ASUS EAH4870 512 MB Dark Knight GPU


ASUS EAH4870 512 MB Dark Knight (part number EAH4870 DK/HTDI/512MD5) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4870 GDDR5. The GPU is fabricated on 55 nm manufacturing process. The cards graphics frequency is 750 MHz. It also has 800 stream processors, 40 texture units, as well as 16 color ROPs. The EAH4870 512 MB Dark Knight embeds 512 MB of GDDR5 memory. Because the memory operates at 900 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 115.2 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 motherboard slots. This model requires up to 130 Watt of power, on a par with the reference design.

Below you will find detailed specs of the ASUS EAH4870 512 MB Dark Knight card.

Name / Brand / Architecture

Manufacturer:ASUS
Model:EAH4870 ** MB Dark Knight
Part number:EAH4870 DK/HTDI/**MD5
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:750 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:900 MHz
Memory clock (effective):3.6 GHz
Memory interface width:**-bit
Memory bandwidth:115.2 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 Gigapixels/s
Texture fill rate:30 Gigatexels/s
Single presision compute power:1200 GFLOPS
Double precision compute power:240 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

Size (length x height):9.49 inches (241 mm) x 4.376 inches (111 mm)
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

Notes


"Dark Knight" 4 heatpipe cooler
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