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Radeon HD 4870 / 4870PE5512DT

Specifications of the Diamond Multimedia Radeon HD 4870 GPU


Diamond Multimedia Radeon HD 4870 (part number 4870PE5512DT) is one of a few Diamond Multimedia desktop graphics processing units, based on ATI Radeon HD 4870 GDDR5. The GPU, fabricated on 55 nm manufacturing process, features Unified Superscalar Shader architecture. The cards graphics frequency is 750 MHz. Furthermore, it has 800 stream processors, 40 texture units, and 16 color ROPs. The Radeon HD 4870 incorporates 512 MB of GDDR5 memory, clocked at 900 MHz. It has a 256 bit wide memory bus, which results in 115.2 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and needs 2 motherboard slots. The maximum power consumption of this model is 130 Watt, on a par with the reference design.

Below you will find detailed specifications of the Diamond Multimedia Radeon HD 4870 graphics card.

Name / Brand / Architecture

Manufacturer:Diamond Multimedia
Model:Radeon HD 4870
Part number:4870PE5**DT
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):9.125 inches (232 mm) x 3.75 inches (95 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
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