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Diamond Radeon HD4890 1GB GDDR5 850MHz 256-bit PCI-E 2.0 Dir
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Product Summary

Mfg Part#: 4890PE51G
Buy.com Sku: 210912069
UPC: 757448008173
UPC 14: 00757448008173
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The Diamond HD 4890 is a magnificent beast. A 956 million-transistor processing powerhouse, a technology statement and dream come true for enthusiast gamers hungry for the fastest GPU ever made. Featuring a 2nd generation unified shader architecture, massive processing power and an unprecedented 256-bit memory interface, HD 4890 will deliver astonishing performance and the richest feature-set yet for a big ultra-high definition gaming experience with all of the bells and whistles turned up to the max. The HD 4890 is quite simply a ticket to the future of PC gaming.
Features
Video Features Superscale unified shader architecture
Video Features PCI Express 2.0 support
Video Features 800 Unified Stream Processors
Video Features 256-bit memory interface
Video Features Direct X 10.1 / Shader Model 4.1 / OpenGL 2.0
Video Features ATI Crossfire X Multi-GPU Support for highly scalable performance
Video Features Up to four GPU support with an AMD 790FX based motherboard
Video Features High-speed 128-bit-HDR (High Dynamic Range) rendering
Video Features Up to 24x Custom Filter Anti-Aliasing
Video Features 55nm process technology
Video Features Game Physics processing capability
Video Features Support for the ATI Radeon DVI to HDMI adapter
Video Features Unified Video Decoder 2 (UVD) for Blu-ray and HD DVD
Video Features ATI PowerPlay energy conserving technology
Video Features RoHS compliant
Video Features Built in HDCP Support
Video Features Optimized for Windows Vista™ with comprehensive DirectX® 10.1, 10.0 and DirectX® 9 support
Video Features ATI Avivo™ HD Video and Display Technology
Video Features Built-in HDMI with Multi-channel 7.1 surround audio (With included DVI to HDMI adapter)
Video Features Two Dual Link DVI with full resolution HDCP support
Video Features HD video playback
Video Features Full 30-bit display processing
Video Features CATALYST Software Drivers
Video Features Windows Vista™ 3D environment Support
Video Features 1080p Support via HDMI
Tech Specs
Tech Specs Performance
Tech Specs GPU: HD 4890
Tech Specs ASIC Core: RV 790 XT
Tech Specs Core Clock: 850 MHz
Tech Specs BUS: PCI Express x16
Tech Specs Ports: 2 Dual-Link DVI,Video Out [S-Video, Composite, HDTV]
Tech Specs Cooling: Active - FanCooler
Tech Specs Stream Processors: 800

Tech Specs Memory
Tech Specs Memory Clock: 975 MHz
Tech Specs Memory Configuration: 2 M x 32 x 16
Tech Specs Memory Type: GDDR5
Tech Specs Memory Bandwidth: 124.8 GB/sec
Tech Specs Memory Size: 1024MB
Tech Specs Memory Interface: 256-Bit
Tech Specs RAMDAC: Dual 400MHz

Tech Specs Video Quality
Tech Specs CrossFire: CrossFire X
Tech Specs QuadFire Support: YES
Tech Specs Direct-X: 8.0,9.0,10.0-10.1
Tech Specs Open GL: OpenGL 2.0
Tech Specs Vide Acceleration: MPEG-2, MPEG-4, DivX, WMV9, VC-1, and H.264
Tech Specs Max Resolution Analog: 2048 X 1536
Tech Specs Max Resolution Digital: 2560 x 1600
Tech Specs HDR F.Point Rendering: 128
Tech Specs HDR Integer: 16-bit integer or floating point
Tech Specs Pixel Operation: 165-MHz pixel clock
Tech Specs Standard Slot Solution: DOUBLE

Tech Specs Display Support
Tech Specs HDTV: YES
Tech Specs HDMI: HDMI 1.3 / HDMI Ready
Tech Specs HDMI MODE: Dongle
Tech Specs Native Display Support: 18-, 24-, and 30-bit
Tech Specs 3D Resolution: 2560x1600
Tech Specs TV-OUT Resolution: 720
Tech Specs Dual Display support: Hydravision 4
Tech Specs Holywood Q.VIDEO: YES

Tech Specs System Requirements
Tech Specs Operating System: WINVISTA32 , WINVISTA64; WINXP , WINXP64; MCE; LINUX32 , LINUX64
Tech Specs System CPU: Min. Intel 2.0 Celeron, Pentium Intel Duo, AMD 3800+ or higher
Tech Specs CPU Speed: 2.4 GHz or higher CPU
Tech Specs System Memory: 1024MB
Tech Specs Hard Disk Space: 480MB available hard disk space
Tech Specs CD DVD: YES
Tech Specs BUS: PCI Express x16
Tech Specs Available Slot: DOUBLE
Tech Specs Chassis: ATX

Tech Specs Warranty & Approvals
Tech Specs Warranty: One Year Limited Warranty
Tech Specs Agency Approvals: FCC,UL

Tech Specs Package Content
Tech Specs 4890PE51G
Tech Specs INSTALL CD
Tech Specs Quick Start Guide
Tech Specs Component HDTV ADAPTER
Tech Specs DVI-TO-HDMI ADAPTER
Tech Specs DVI-TO-VGA ADAPTER
Tech Specs CROSSFIRE Bridge Interconnect
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