ASRock H55 Pro Quick Installation Guide - Page 10

16. Combo Cooler Option (C.C.O.) provides the flexible option to adopt two different CPU cooler types, Socket LGA 775 and LGA 1156. Please be noticed that not all the 775 CPU Fan can be used. 17. EuP, stands for Energy Using Product, was a provision regulated by European Union to define the power consumption for the completed system. According to EuP, the total AC power of the completed system shall be under 1.00W in off mode condition. To meet EuP standard, an EuP ready motherboard and an EuP ready power supply are required. According to Intel's suggestion, the EuP ready power supply must meet the standard of 5v standby power efficiency is higher than 50% under 100 mA current consumption. For EuP ready power supply selection, we recommend you checking with the power supply manufacturer for more details. 1.3 Two CrossFireXTM Graphics Card Support List (for Windows® XP / XP 64-bit / VistaTM / VistaTM 64-bit) Chipset Vendor ATI Model Name Chipset Name Driver MSI RX2600PRO-T2D256EZ Gigabyte GV-RX26T256HP-B ASUS EAH4350 SILENT/DI/512MD2/A ASUS EAH4870X2/HDTI/2G * Radeon HD 2600PRO Catalyst 9.1 Radeon HD 2600XT Catalyst 9.1 RADEON HD 4350 Catalyst 9.1 RADEON HD 4870X2 Catalyst 9.1 * The graphics cards with * mark are supported under Windows® VistaTM / VistaTM 64-bit only. * For the latest updates of the supported PCI Express VGA card list for CrossFireXTM Mode, please visit our website for details. ASRock website: http://www.asrock.com/support/index.htm English 10 ASRock H55 Pro Motherboard