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2.7 CrossFireXTM and Quad CrossFireXTM Operation Guide

This motherboard supports CrossFireXTM and Quad CrossFireXTM that allows you to install up to two identical PCI Express x16 graphics cards. Currently CrossFireXTM and Quad CrossFireXTM are supported with Windows® 7 / 7 64-bit / 8 / 8 64-bit OS.

1.You should only use identical CrossFireXTM-ready graphics cards that are AMD certified.

2.Make sure that your graphics card driver supports AMD CrossFireXTM technology. Download the drivers from the AMD’s website: www.amd.com

3.Make sure that your power supply unit (PSU) can provide at least the minimum power your system requires. It is recommended to use a AMD certified PSU. Please refer to the AMD’s website for details.

4.If you pair a 12-pipe CrossFireXTM Edition card with a 16-pipe card, both cards will oper- ate as 12-pipe cards while in CrossFireXTM mode.

5.Different CrossFireXTM cards may require different methods to enable CrossFireXTM. Please refer to AMD graphics card manuals for detailed installation guide.

2.7.1Installing Two CrossFireXTM-Ready Graphics Cards

Step 1

Insert one graphics card into PCIE2 slot and the other graphics card to PCIE3 slot. Make sure that the cards are properly seated on the slots.

 

Step 2

 

Connect two graphics cards by installing

CrossFire Bridge

a CrossFire Bridge on the CrossFire Bridge

Interconnects on the top of the graphics

 

 

cards. (The CrossFire Bridge is provided

 

with the graphics card you purchase, not

 

bundled with this motherboard. Please

 

refer to your graphics card vendor for

 

details.)

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ASRock B85 Pro4 manual CrossFireXTM and Quad CrossFireXTM Operation Guide, Installing Two CrossFireXTM-Ready Graphics Cards

B85 Pro4 specifications

The ASRock B85 Pro4 is a motherboard designed to cater to the needs of both budget-conscious users and those looking for solid performance without unnecessary frills. Built on the Intel B85 chipset, it supports a wide range of Intel’s fourth-generation Core processors, commonly known as Haswell, making it a versatile option for various computing needs.

One of the main features of the ASRock B85 Pro4 is its excellent connectivity options. The motherboard is equipped with four DIMM slots, supporting up to 32GB of DDR3 memory at speeds ranging from 1333MHz to 1600MHz. This allows users to take advantage of the latest in memory technology, ensuring smooth multitasking and efficient performance for both daily computing tasks and more demanding applications.

In terms of storage, the B85 Pro4 offers an impressive array of options. It includes six SATA3 ports, providing ample connectivity for SSDs and hard drives. Additionally, the motherboard features support for Intel Smart Response Technology, allowing users to benefit from accelerated storage performance by using a combination of SSD and HDD drives. This technology enhances boot times and application loading speeds, making the overall user experience feel snappier.

Another standout specification of the ASRock B85 Pro4 is its integrated graphics support. With an HDMI output along with DVI-D and D-Sub, users can connect modern monitors and enjoy high-definition visuals. This feature is particularly appealing for those who do not require a separate graphics card and prefer a tidy, cost-effective build.

The ASRock B85 Pro4 also boasts several unique technologies tailored for enhanced performance and user convenience. The motherboard includes ASRock’s Advanced Heat Sink Design, which helps dissipate heat efficiently, ensuring stable operation even during extended gaming or heavy workloads. The motherboard further supports ASRock’s Instant Flash technology, simplifying BIOS updates and ensuring that users can keep their system running smoothly.

Connectivity options extend beyond storage and video, as the B85 Pro4 features a total of four USB 3.0 ports for faster data transfer speeds, alongside six USB 2.0 ports for older peripherals. Additionally, it includes an Ethernet port powered by the Realtek RTL8111GR chip, providing reliable and high-speed network connectivity.

Building on a user-friendly design, the ASRock B85 Pro4 integrates high-quality componentry and a straightforward layout, making installation easier even for novice builders. With a solid array of features, excellent connectivity options, and support for advanced technologies, the ASRock B85 Pro4 stands out as a reliable motherboard choice for budget-conscious users and casual gamers.