Graphics card

Powercolor Radeon HD5770 1GB PCI-Express Graphics Card

Features:

Interface (bus) Type PCI Express 2.1
Graphics Processor / Vendor RADEON HD5770
Video Memory Installed ( Max ) 1GB GDDR5
Memory (Bus) Interface 128 bit
Engine Clock 850 MHz
Memory Clock 1200MHz (4.8Gbps)
DirectX Support 11
Outputs VGA, DVI, Dual-link DVI

XFX Radeon HD6970 2GB PCI-Express Graphics Card 

Specifications:


Enclosure Type Plug-in card
Interface Type PCI-E 2.1
Graphics Processor / Vendor ATI Radeon HD6970
GPU Clock 880 MHz
Memory Speed 5500 Mhz
Video Memory Installed ( Max ) 2048 MB - DDR5 SDRAM
Minimum Power Supply Requirement 550 watt
Memory Interface Bus 256-bit
Thermal Solution FANSINK
Outputs DVI, HDMI, Dual-Link DVI
Features Directx 11 support, DirectCompute 11, Open CL, Eyefinity Technology, Shader Model 5.0, OpenGL 3.2, Windows 7, Mini-DisplayPort 1.2, HDMI 1.4a
Manufacturer Warranty 2 years


Features:


AMD HD3D Technology
PCI-E 2.1 Bus Support
Microsoft DirectX® 11 Support
AMD Eyefinity Multi-Display Technology up to 6 displays
2 GB High Speed GDDR5 Memory
AMD CrossFireX™ multi-GPU Support
3rd Generation TeraScale Engine
Accelerated Video Transcoding, Encoding, and Upscaling
AMD PowerPlay™ Technology
Enhanced Unified Video Decoder (UVD 3)
Enhanced Internet Browser Application Support
Enhanced Microsoft Office 2010 Support
HDMI 1.4a with support for stereoscopic 3D, Deep Color and xvyCC extended gamut

Sapphire Radeon HD5970 2GB PCI-Express Graphics Card 

Features:

Device Type Graphics Adapter

Interface (Bus) Type PCI-Express 2.0

Graphics Processor / Vendor Radeon HD5970

Video Memory Installed ( Max ) 2048 MB - GDDR5

Core Clock 725 MHz

Memory Clock 4000 MHz Effective

Memory Bus (Bit) 512 bit

Outputs Dual-Link DVI, Mini-DisplayPort

Manufacturer Warranty 2 years

NVIDIA Quadro FX580 512MB Graphics Card

Features:

Form Factor Dual slot card

Memory 512 MB GDDR3 SDRAM unified graphics memory

Maximum Resolution Two DisplayPort outputs drive two digital displays up to 2560 x 1600|One dual-link DVI-I output drives one digital display at resolutions up to 2560 x 1600 @ 60Hz or one analog display at resolutions up to 2048 x 1536 @ 85Hz

Connectors 2 DisplayPort, 1 Dual-Link DVI-I, 1 3-pin Mini DIN stereo output, DisplayPort to DVI-D adapters included

Warranty 1 Year Warranty

Dimensions (WxDxH) 4.376 inches (H) × 6.60 inches (L) (11.12 cm (H) × 16.76 cm (L))

Zotac GeForce GTX560Ti 1GB PCI-Express Graphics Card

Features:

Enclosure Type Plug in card

Interface Type PCI Express 2.0 x16

Graphics Processor / Vendor GeForce® GTX 560 Ti

Memory Installed 1GB / GDDR5

Memory Clock 4000 MHz

Core Clock 822 MHz

Stream Processors 384

Connectors DVI, HDMI, VGA, DisplayPort

Dimensions (WxH) 209.55 x 111.15 mm

Manufacturer Warranty 5 years warranty

Zotac GeForce GTX480 1536MB PCI-Express Graphics Card 

Features:

Enclosure Type Plug in card

Interface Type PCI Express 2.0 x16

Graphics Processor / Vendor GeForce GTX 480

Memory Installed 1536 MB / GDDR5

Memory Clock 3696 MHz

Core Clock 700 MHz

Stream Processors 480

Connectors DVI 

Mini HDMI

Dimensions (HxW) 111.15 x 266.7 mm

Windows Vista Certified for Windows 7

Manufacturer Warranty 5 years warranty