Asus M5A78L User Manual

2-12 Chapter 2: BIOS information
The following item only appears when you set Memory Clock Mode to [Manual].
Memclock Value [400MHz]
Selects the DRAM frequency programming method.
Conguration options: [400MHz] [533MHz] [667MHz] [800MHz]
DRAM Timing Conguration
The conguration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
DRAM CAS# Latency [Auto]
Conguration options: [Auto] [4 CLK] ~ [12 CLK]
DRAM RAS# to CAS# Delay [Auto]
Conguration options: [Auto] [5 CLK] ~ [12 CLK]
DRAM RAS# PRE Time [Auto]
Conguration options: [Auto] [5 CLK] ~ [12 CLK]
DRAM RAS# ACT Time [Auto]
Conguration options: [Auto] [15 CLK] ~ [30 CLK]
DRAM READ to PRE Time [Auto]
Conguration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM Row Cycle Time [Auto]
Conguration options: [Auto] [11 CLK] ~ [41 CLK]
DRAM WRITE Recovery Time [Auto]
Conguration options: [Auto] [5 CLK] [6 CLK] [7 CLK] [8 CLK] [10 CLK] [12 CLK]
DRAM RAS# to RAS# Delay [Auto]
Conguration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM READ to WRITE Delay [Auto]
Conguration options: [Auto] [3 CLK] ~ [17 CLK]
DRAM WRITE to READ Delay(DD) [Auto]
Conguration options: [Auto] [2 CLK] ~ [10 CLK]
DRAM WRITE to READ Delay(SD) [Auto]
Conguration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM WRITE to WRITE Timing [Auto]
Conguration options: [Auto] [3 CLK] ~ [10 CLK]
DRAM READ to READ Timing [Auto]
Conguration options: [Auto] [3 CLK] ~ [10 CLK]
DRAM REF Cycle Time [Auto]
Conguration options: [Auto] [90ns] [110ns] [160ns] [300ns] [350ns]
DRAM Refresh Rate [Auto]
Conguration options: [Auto] [Every 7.8ms] [Every 3.9ms]
DRAM Command Rate [Auto]
Conguration options: [Auto] [1T] [2T]

Asus M5A78L Specifications

General

Memory channels	Dual-channel
Number of memory slots	4
Maximum internal memory	16 GB
Supported memory clock speeds	1066, 1333, 1600, 1800, 1866, 2000 MHz
Processor socket	Socket AM3
Processor manufacturer	AMD
Compatible processor series	AMD Phenom II X2, AMD Phenom II X4, AMD Phenom II X6
USB 2.0 connectors	3
S/PDIF out connector	Yes
Number of SATA II connectors	6
PS/2 ports quantity	2
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.
Firewire (IEEE 1394) ports	0
Audio chip	Realtek ALC887
Component for	PC
Motherboard chipset	AMD 760G
Audio output channels	7.1 channels
Motherboard form factor	ATX
Motherboard southbridge	AMD SB710
Compatible operating systems	-
On-board graphics card	No
Parallel processing technology support	Not supported
RAID levels	0, 1, 10, JBOD
Trial software	Antivirus
Bundled software	ASUS PC Probe II ASUS Update
LAN controller	Realtek RTL8111E
Ethernet interface type	Gigabit Ethernet
BIOS type	AMI
ACPI version	2.0a
BIOS memory size	16 Mbit

Weight and Dimensions

Depth	203 mm
Width	305 mm