Asus P8B WS User Manual

2.2.5 Expansion slots
Ensure to unplug the power cord before adding or removing expansion cards.
Failure to do so may cause you physical injury and damage motherboard
components.
Slot No. Slot Description
1 PCIe 2.0 x16_1 slot (single at x16 or dual at x8/x8 mode)
2 PCIe 2.0 x16_2 slot (x8 mode)
3 PCIe 2.0 x1_1 slot
4 PCIe 2.0 x16_3 slot (x4 mode)
5 PCI1 slot
6 PCIe 2.0 x16_4 slot (x4 mode)
2-10 Chapter 2: Hardware information

Asus P8B WS Specifications

General

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 MHz
Processor socket	LGA 1155 (Socket H2)
Intel Xeon series	E3-1200
Processor manufacturer	Intel
Compatible processor series	Intel® Core™ i3
USB 2.0 connectors	8
Number of COM connectors	1
Number of SATA III connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	0
USB 2.0 ports quantity	6
Audio chip	Realtek ALC892
Component for	PC
Motherboard chipset	Intel® C206
Audio output channels	7.1 channels
Motherboard form factor	ATX
Compatible operating systems	Windows Server 2008 Enterprise 32/64-bit, Windows Server 2003 R2 Enterprise 32/64-bit, Windows 7 32/64-bit, Windows Vista 32/64-bit, Windows XP 32/64-bit
RAID levels	0, 1, 5, 10
Supported storage drive interfaces	SATA II, SATA III
Maximum resolution	2048 x 1536 pixels
Maximum graphics card memory	1748 MB
Parallel processing technology support	Quad-GPU CrossFireX
PCI Express slots version	2.0
LAN controller	Intel® 82574L
Networking features	Gigabit Ethernet
BIOS type	EFI AMI
ACPI version	2.0a
BIOS memory size	32 Mbit

Weight and Dimensions

Depth	245 mm
Width	305 mm