ASROCK B85M Pro3 User Manual

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English
2.4 Expansion Slots (PCI Express Slots)
ere are 3 PCI Express slots on the motherboard.
PCIe slots:
PCIE1 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE2 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
1. Before installing an expansion card, please make sure that the power supply is
switched o or the power cord is unplugged. Please read the documentation of the
expansion card and make necessary hardware settings for the card before you start
the installation.
2. Due to the mechanical limitation, to install/uninstall the graphics card on PCIE1
slot, please nd a thin tool, such as a pen to press the retaining clip to lock/unlock
the PCIe slot.

ASROCK B85M Pro3 Specifications

General

ECC	No
Non-ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR3-SDRAM
Maximum internal memory	32 GB
Supported memory clock speeds	1066, 1333, 1600 MHz
Processor socket	LGA 1150 (Socket H3)
Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Pentium
USB 2.0 connectors	2
Number of Parallel ATA connectors	-
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
Supported storage drive interfaces	SATA II, SATA III
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
LAN controller	Realtek RTL8111GR
Ethernet interface type	Gigabit Ethernet
Audio chip	Realtek ALC662
Certification	- FCC, CE, WHQL\\r - ErP/EuP ready (ErP/EuP ready power supply is required)
Component for	PC
Power source type	ATX
Motherboard chipset	Intel® B85
Audio output channels	5.1 channels
Motherboard form factor	micro ATX
DirectX version	11.1
Maximum resolution	1920 x 1200 pixels
Maximum graphics card memory	1792 MB
Number of displays supported	3
BIOS type	UEFI AMI
ACPI version	1.1
BIOS memory size	32 Mbit
Cables included	SATA

Weight and Dimensions

Width	- mm