MSI Z77MA-S01 Series Manual page 52

BIOS Setup
▶ tWR
Determnes mnmum tme nterval between end of wrte data burst and the start of a
pre-charge command. Allows sense amplfiers to restore data to cell.
▶ tWTR
Determnes mnmum tme nterval between the end of wrte data burst and the start
of a column-read command; allows I/O gatng to overdrve sense amplfies before
read command starts.
▶ tRRD
Specfies the actve-to-actve delay of dfferent banks.
▶ tRTP
Tme nterval between a read and a precharge command.
▶ tFAW
Ths tem s used to set the tFAW (four actvate wndow delay) tmng.
▶ tWCL
Ths tem s used to set the tWCL (Wrte CAS Latency) tmng.
▶ Advanced Channel 1/ 2 Tmng Configuraton
Press <Enter> to enter the sub-menu. And you can set the advanced memory tmng
for each channel.
▶ Spread Spectrum
Ths functon reduces the EMI (Electromagnetc Interference) generated by modulatng
clock generator pulses.
Important
• If you do not have any EMI problem, leave the settng at [Dsabled] for optmal system
stablty and performance. But f you are plagued by EMI, select the value of Spread
Spectrum for EMI reducton.
The greater the Spread Spectrum value s, the greater the EMI s reduced, and the
•
system wll become less stable. For the most sutable Spread Spectrum value, please
consult your local EMI regulaton.
• Remember to dsable Spread Spectrum f you are overclockng because even a slght
jtter can ntroduce a temporary boost n clock speed whch may just cause your
overclocked processor to lock up.
▶ CPU Core Voltage/ DRAM Voltage.
These tems are used to adjust the voltages.
▶ Current CPU Core Voltage/ Current DRAM Voltage
These tems show current voltages. Read-only.
▶ Overclockng Profiles
Press <Enter> to enter the sub-menu.
▶ Overclockng Profile 1/ 2/ 3/ 4/ 5/ 6
Press <Enter> to enter the sub-menu.
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