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Radeon HD 6490M

Specifications of the AMD Radeon HD 6490M GPU


Released in January 2011, AMD Radeon HD 6490M mobile Graphics Processing Unit utilizes TeraScale 2 Unified Processing architecture, and is manufactured on 40 nm technological process. The card has 800 MHz graphics clock frequency. Furthermore, it has 160 stream processors, 8 texture units, together with 4 color ROPs. The Radeon HD 6490M embeds 1 GB of GDDR5 memory. Because the memory operates at 800 MHz, and uses 64 bit bus, the effective memory bandwidth is 25.6 GB/s. The GPU supports PCI Express 2.1 interface.

Below you will find more detailed specifications of the AMD Radeon HD 6490M graphics card.

Name / Brand / Architecture

Manufacturer:AMD
Model:Radeon HD **90M
mGPU model number:Seymour XTX
Reference card?:Yes
Target market segment:Mobile
Die name:Caicos
Architecture:TeraScale 2 Unified Processing Architecture
Fabrication process:40 nm
Transistors:370 million
Bus interface:PCI-E 2.1 x 16
Launch date:January 2011

Frequency

Graphics clock:800 MHz

Memory specifications

Memory size:** - ** MB
Memory type:GDDR5
Memory clock:800 MHz
Memory clock (effective):3.2 GHz
Memory interface width:**-bit
Memory bandwidth:25.6 GB/s

Cores / Texture

Color ROPs:4
Z/Stencil ROPs:16
Stream processors:160
Texture units:8
RAMDACs:400 MHz
Decoders:Adobe Flash
H.2**
MPEG-2 (SD & HD)
MPEG-4 Part 2 (DivX/Xvid)
MVC
VC-1

Video features

Multi-monitor:Up to 4 displays
Maximum digital resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536
HDMI:Yes
HDMI version:1.4a

Performance

Pixel fill rate:3.2 Gigapixels/s
Texture fill rate:6.4 Gigatexels/s
Polygon throughput:200 million polygons/s
Single presision compute power:** GFLOPS
Double precision compute power:n/a

External connectors

Standard display connectors:DisplayPort 1.2
Dual-Link DVI
HDMI
VGA
Audio input for HDMI:Yes

Other features / Support

Other features:ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.1
OpenGL support:4.1
DirectX support:11.0
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
Windows XP
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