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Radeon HD 4870 XOC / 4870PE5512DTXOC

Specifications of the Diamond Multimedia Radeon HD 4870 XOC GPU


Diamond Multimedia Radeon HD 4870 XOC (part number 4870PE5512DTXOC) is a Graphics Processing Unit, based on ATI Radeon HD 4870 GDDR5, and produced on 55 nm technology. The GPU is targeted at desktop market segment. The card has 795 MHz graphics clock frequency. It also has 800 stream processors, 16 color ROPs, together with 40 texture units. The Radeon HD 4870 XOC comes with 512 MB of GDDR5 memory. Because the memory is clocked at 1.1 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 140.8 GB/s. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. The maximum power consumption of this model is 130 Watt, identical to the reference design.

Please see below for detailed specifications of the Diamond Multimedia Radeon HD 4870 XOC card.

Name / Brand / Architecture

Manufacturer:Diamond Multimedia
Model:Radeon HD 4870 XOC
Part number:4870PE5**DTXOC
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:795 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1100 MHz
Memory clock (effective):4.4 GHz
Memory interface width:**-bit
Memory bandwidth:140.8 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:12.72 Gigapixels/s
Texture fill rate:31.8 Gigatexels/s
Single presision compute power:1272 GFLOPS
Double precision compute power:254.4 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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