Cpu/Nb Frequency; Ht Link Speed; Dram Timing Configuration - Asus M4A87TD/USB3 User Manual

Selecting a very high DRAM frequency may cause the system to become unstable! If this
happens, revert to the default setting.
2.5.6 CPU/NB Frequency [Auto]
Allows you to select the CPU/NB frequency.
Configuration options: [Auto] [1400MHz] [1600MHz] [1800MHz] [2000MHz]
2.5.7 HT Link Speed [Auto]
Allows you to select the HyperTransport link speed.
Configuration options: [Auto] [200MHz] [400MHz] [600MHz] [800MHz] [1000MHz] [1200MHz]
[1400MHz] [1600MHz] [1800MHz] [2000MHz]
2.5.8

DRAM Timing Configuration

The configuration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
DRAM CAS# Latency [Auto]
Configuration options: [Auto] [4 CLK] – [12 CLK]
DRAM RAS# to CAS# Delay [Auto]
Configuration options: [Auto] [5 CLK] – [12 CLK]
DRAM RAS# PRE Time [Auto]
Configuration options: [Auto] [5 CLK] – [12 CLK]
DRAM RAS# ACT Time [Auto]
Configuration options: [Auto] [15 CLK] – [30 CLK]
DRAM READ to PRE Time [Auto]
Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM Row Cycle Time [Auto]
Configuration options: [Auto] [11 CLK] – [41 CLK]
DRAM WRITE Recovery Time [Auto]
Configuration options: [Auto] [5 CLK] [6 CLK] [7 CLK] [8 CLK] [10 CLK] [12 CLK]
DRAM RAS# to RAS# Delay [Auto]
Configuration options: [Auto] [4 CLK] [5 CLK] [6 CLK] [7 CLK]
DRAM READ to WRITE Delay [Auto]
Configuration options: [Auto] [3 CLK] – [17 CLK]
DRAM WRITE to READ Delay(DD) [Auto]
Configuration options: [Auto] [2 CLK] – [10 CLK]
2-16
[5 CLK] – [12 CLK]
[5 CLK] – [12 CLK]
[15 CLK] – [30 CLK]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
[5 CLK] [6 CLK] [7 CLK] [8 CLK] [10 CLK] [12 CLK]
[4 CLK] [5 CLK] [6 CLK] [7 CLK]
[3 CLK] – [17 CLK]
[2 CLK] – [10 CLK]
ASUS M4A87TD