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Radeon HD 3870 / 3870PE4512

Specifications of the Diamond Multimedia Radeon HD 3870 GPU


Diamond Multimedia Radeon HD 3870 (part number 3870PE4512) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 3870. The GPU is manufactured on 55 nm technology. The card has graphics clocked at 775 MHz. Furthermore, it has 320 stream processors, 16 texture units, together with 16 color ROPs. The Radeon HD 3870 incorporates 512 MB of GDDR4 memory. Because the memory runs at 1.125 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 72 GB/s. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard. This model needs up to 106 Watt of power, identical to the reference design.

More detailed specifications of the Diamond Multimedia Radeon HD 3870 card you will find below.

Name / Brand / Architecture

Manufacturer:Diamond Multimedia
Model:Radeon HD 3870
Part number:3870PE4512
Based on:ATI Radeon HD 3870 [Compare]
Target market segment:Desktop
Die name:RV670
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:666 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:775 MHz

Memory specifications

Memory size:512 MB
Memory type:GDDR4
Memory clock:1.125 GHz
Memory clock (effective):2.25 GHz
Memory interface width:256-bit
Memory bandwidth:72 GB/s

Cores / Texture

Color ROPs:16
Stream processors:320
Texture units:16
Texture fetches / clock cycle:Up to 80
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:106 W

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:2560 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
Temporal AA
HDMI:Yes
HDMI version:1.2

Performance

Pixel fill rate:12.4 Gigapixels/s
Texture fill rate:12.4 Gigatexels/s
Single presision compute power:496 GFLOPS
Double precision compute power:99.2 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:1 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
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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