ATI Mobility Radeon™ HD 4830 / HD 4860 Graphics - Overview

A New Paradigm of Performance- Extraordinary Performance for Gaming Notebooks
Take control over your game and crank it up with the unmatched combination of HD gaming performance and mobility. The newest members of the ATI Mobility Radeon™ HD 4800 series family of graphics processing units (GPU) deliver the first notebook GPUs designed with the ground-breaking 40nm process technology. This cutting-edge technology combined with the most advanced memory technology makes these GPUs stand out from all the rest.

Go ahead, max out the settings and tear through the latest games with seamless frame rates and incredible speed. Go beyond HD¹ with tantalizing processing power and experience unprecedented levels of graphics realism. Do it all with break-through energy efficiency with ATI PowerPlay™ technology for long battery life that doesn't compromise on performance.

Redefine HD Gaming
Accelerate your reality with ATI Mobility Radeon™ HD 4860 and ATI Mobility Radeon™ HD 4830 GPUs delivering a cinematic experience and unprecedented performance. The newly enhanced graphics engine features intense processing power, 640 stream processors and advanced GDDR5 memory¹, propelling you deep into your gameplay with seamless frame rates at high resolutions.

Enhanced anti-aliasing (AA) and anisotropic filtering (AF) create striking graphics with unparalleled realism so you can max out the settings of the most demanding next-generation games or revitalize your favorite titles².

Play today while preparing for tomorrow with support for DirectX 10.1 and ATI CrossFireX™ technology multi-GPU capabilities delivering up to 832 gigaFLOPS turning your notebook into a gaming powerhouse with astonishing performance at all resolutions^3,4

Specifications	ATI Mobility Radeon™ HD 4830 Graphics	ATI Mobility Radeon™ HD 4860 Graphics
Process Technology	40nm	40nm
Stream Processors	640	640
No. of Transistors	826	826
Engine Clock	450 MHz / 600 MHz	650 MHz
Memory Clock	800 MHz - 900 MHz	Up to 4.0 Gbps
Compute Power	512 GFlops - 768 GFlops	832 GFlops
Memory Type	GDDR3/DDR3	GDDR5
Memory Bus Width (bit)	128-bit	128-bit
DirectX® Version	10.1	10.1
UVD 2	Yes	Yes
Integrated DisplayPort™	5	5
DisplayPort™ with Audio	Yes	Yes
HDMI with 7.1 Surround Sound	Yes	Yes
ATI CrossFireX™ Ready	Yes	Yes
ATI PowerXpress™/ATI™ Switchable Graphics Ready	Yes	Yes

Go Beyond HD Video
Watch the latest Blu-ray movies and other HD content play with incredible fidelity^5,6 and low CPU utilization - upscale to nearly twice the display resolution of HD content^2,8 or watch standard definition video in near-HD quality with enhanced DVD up-scaling^5,8. Take full advantage of Blu-ray functionality with dual-stream, picture in picture (PIP) playback capabilities that can be used for special features such as video commentaries⁷.

With ATI Avivo™ HD video* has never looked better with the advanced video processing technologies delivering brilliant picture clarity. Accelerate the conversion of standard and HD video with the sophisticated new ATI Video Converter** delivering the freedom and flexibility to edit videos quickly and convert them to H.264 and MPEG-2 formats⁹.

Experience home theater-class sound with support for the latest audio visual interconnects. Dual audio over DisplayPort™ and HDMI with 7.1 surround sound ensures you can take advantage of the latest display technology.

Break-through Energy Efficiency
The ATI Mobility Radeon™ HD 4860/4830 GPUs are setting a new industry standard with the first mobile GPU designed with the ground-breaking 40nm process technology. The new 40nm production process offers new performance and energy-efficient features for long battery life to help users get the most out of their notebook at work, at home or at play.

With platform-independent dynamic power management, these GPUs have the power needed to blaze through even the most intense applications while intuitively conserving energy at idle or when demand is low.

Dynamically switch the graphics operation between integrated and discrete graphics with the platform independent switching technology. This innovative feature is a mobile graphics switching process optimizing your system for maximum performance when you need it and long battery life when on-the-go.

With enhanced performance and an intense focus on power efficiency, ATI Mobility Radeon™ HD 4860 and ATI Mobility Radeon™ HD 4830 GPUs deliver best-in-class battery life without compromising on the visual quality needed for visually intense applications and games.

 

ATI Mobility Radeon™ HD 4800 Series Graphics

ATI Mobility Radeon™ HD 4870 Graphics

ATI Mobility Radeon™ HD 4860 Graphics

ATI Mobility Radeon™ HD 4850 Graphics

ATI Mobility Radeon™ HD 4830 Graphics

Additional Technologies

ATI XGP™ Technology

ATI CrossFireX™ Technology

ATI™ Hybrid Graphics Technology

ATI™ Switchable Graphics Technology

ATI Stream™ Technology

¹ Advanced Memory is available with the ATI Mobility Radeon™ HD 4860.
² Subject to available monitor resolution.
³ Requires dual ATI Mobility Radeon™ HD 4860 graphics processors with ATI CrossFireX™ technology. Compute power: ATI Mobility Radeon™ HD 4860 (640 Stream Processors) x (2 FLOP/Processor) x (650 MHz) = 832,000 MFLOPS = 832 GFLOPS
⁴ ATI CrossFireX™ technology requires an ATI CrossFireX Ready motherboard and may require a specialized power supply.
⁵ HD capable monitor required
⁶ Blu-ray drive required
⁷ 7 Picture-in-Picture displayed in SD. HD and SD decode is done on the ATI Mobility Radeon™ HD 4800 series graphics processors.
⁸ The ATI Mobility Radeon™ HD 4800 Series GPUs can upscale video display to 2560x1600 on dual-link monitors which is almost twice the display resolution of 1080p displays in AC mode only.
⁹ ATI Video Converter is available on select ATI Stream technology enabled notebook with an ATI Mobility Radeon™ HD 4600 series or ATI Mobility Radeon™ HD 4800 series graphics processor.
*ATI Avivo™ HD is a technology platform that includes a broad set of capabilities offered by certain ATI Mobility Radeon™ HD GPUs. Not all products have all features and full enablement of some ATI Avivo™ HD capabilities may require complementary products.

Performance, technologies and features listed above can vary with specific notebook implementations.
Please consult with Notebook vendor for a complete list of supported features.

ATI Radeon™ HD graphics chips have numerous features integrated into the processor itself (e.g., HDCP, HDMI, etc.). Third parties manufacturing products based on, or incorporating ATI Radeon HD graphics chips, may choose to enable some or all of these features. If a particular feature is important to you, please inquire of the manufacturer if a particular product supports this feature. In addition, some features or technologies may require you to purchase additional components in order to make full use of them (e.g. a Blu-Ray or HD-DVD drive, HDCP-ready monitor, etc.).