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Radeon HD 4870 1 GB / R4870-MD1G

Specifications of the MSI Radeon HD 4870 1 GB GPU


MSI Radeon HD 4870 1 GB (part number R4870-MD1G) is a Graphics Processing Unit, based on ATI Radeon HD 4870 GDDR5, and built on 55 nm technological process. The GPU is targeted at desktop market segment. The card has 750 MHz graphics clock frequency. It also has 800 stream processors, 16 color ROPs, as well as 40 texture units. The Radeon HD 4870 1 GB incorporates 1 GB of GDDR5 memory. Because the memory is clocked 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 uses 2 slots on the motherboard. This model needs up to 150 Watt of power.

Below you will find more detailed specifications of the MSI Radeon HD 4870 1 GB graphics card.

Name / Brand / Architecture

Manufacturer:MSI
Model:Radeon HD 4870 1 GB
Part number:R4870-MD1G
Reference card?:Yes
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:1024 MB
Memory type:GDDR5
Memory clock:900 MHz
Memory clock (effective):3.6 GHz
Memory interface width:256-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.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 HDMI resolution:1920 x 1200
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:Dual-Link DVI-I
HDMI
VGA
Power connectors:2 x 6-pin
Audio input for HDMI:Yes

Dimensions

Length:9.84 inches (250 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


2 variants
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