Xfx ATI RADEON HD 4770 User Manual
XFX Part Numbers:
HD-477A-YDF(*)
HD-477A-YDL(*)
RadeonTM HD 4770
512MB [128-bit] DDR5 Graphics Card
Bus
PCI-E 2.0
Profile
Double
Output
Dual DVI
Enthusiast
MEASURE YOUR WIN IN NANOMETERS.
The XFX ATI Radeon™ HD 4770 Graphics Card built with the latest 40nm manufacturing process
technology, this little killer is capable of mass destruction with faster frame rates, higher resolutions
and speed unlike anything you’ve ever experienced.
• TeraScale Graphics Engine
• Unied Superscalar Shader Architecture
• DDR5 Memory
• Accelerated Video Transcoding (AVT)
• Dynamic Power Management
• 800 Stream Processing Units
• ATI PowerPlay™ Technology
• ATI CrossFireX
• DirectX 10.1 Support
• HDCP Capable
• HDMI Ready
• OpenGL 3.0 Support
RadeonTM HD 4770
XFX Products Chart for this Chipset***
512MB [128-bit] DDR5 Graphics Card
HD-477A-YDF(*)
shown here
TeraScale Graphics Engine
The new TeraScale graphics engine features up to 1.2
teraFLOPS, nearly one billion transistors and up to 800 stream
processors so you can enjoy the high resolutions and fast
frame rates previously only available with dual-card systems.
ATI CrossFireX™
The ultimate multi-graphic card performance gaming
platform. Enabling game-dominating power, ATI CrossFireX
technology enables two or more discrete graphics cards
to work together to improve system performance. For The
Ultimate Visual Experience™, be sure to select ATI CrossFireX
ready motherboards for AMD and Intel® processors and
multiple ATI Radeon™ HD graphics cards. ATI CrossFireX
technology allows you to expand your system’s graphics
capabilities. It allows you the ability to scale your system’s
graphics horsepower as you need it, supporting up to four
ATI Radeon™ HD graphics cards, making this the most
scalable gaming platform ever.
ATI Stream Technology
A set of advanced hardware and software technologies
that enable ATI graphics cards, working with the system’s
CPU to accelerate many applications beyond just graphics.
This enables better balanced platforms capable of running
demanding computing tasks faster than ever.
HDMI
HDMI is a new standard that combines digital video and
audio in a single consumer-friendly connector. HDMI
delivers a clear clean image at any window size, including
full-screen high-definition resolutions up to 1080p. The
combination of high-definition video and high-definition
audio from HDMI delivers unprecedented picture clarity,
smooth video, accurate color, and precise image scaling for
all video content to turn a PC into a high-end home theater.
HD-477A-YDF(*)
shown here
HDMI
READY
Dual Dual-Link Technology
Supporting digital output up to 2560x1600 on two LCD
Monitors at the same time.
HDTV Ready and HD Gaming
Supporting digital output up to 2560x1600 on two LCD
Monitors at the same time.
Double Lifetime Protection
Our exclusive Double Lifetime Protection guarantees the
quality and dependability of our card for both you and
the second owner.
Engine
Model Number
HD-477A-YDF(*) (C)(K)
HD-477A-YDL(*) (C)
* Insert Packing Code reference here for the complete model number. See XFXforce.com regarding package contents for each model. All XFX graphics cards include a Serial Number
Door Hanger or Card for convenient reference. Game bundles may be included with certain models/packing during promotional periods.
** Optimal memory speed. Actual speed may vary.
*** Specications subject to change without notice. See XFXforce.com for the latest information.
Packing
Version Clk(MHz) Bus Type Size Speed
Standard
Standard
750 128bit DDR5 512MB 3.2GHz 640 Fansink S-Video, Dual DVI, HDTV Double Yes 2560x1600
750 128bit DDR5 512MB 3.2GHz 640 Fansink S-Video, Dual DVI, HDTV Double Yes 2560x1600
Memory
••
Stream Cooling Output Profile
CrossFireX
Max Res. Card Dimension
8.2x 4.376x 3.81 in
8.2x 4.376x 3.81 in
www.XFXforce.com
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