Gigabyte GA-H55M-S2H Manual - Page 39

Performance Enhance, DRAM Timing Selectable SPD, CAS Latency Time

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Performance Enhance Allows the system to operate at three different performance levels. Standard Lets the system operate at its basic performance level. Turbo Lets the system operate at its good performance level. (Default) Extreme Lets the system operate at its best performance level. DRAM Timing Selectable (SPD) Quick and Expert allows the memory timing settings below to be configurable. Options are: Auto (default), Quick, Expert. Profile DDR Voltage When using a non-XMP memory module or Extreme Memory Profile (X.M.P.) is set to Disabled, this item will display as 1.5V. When Extreme Memory Profile (X.M.P.) is set to Profile1 or Profile2, this item will display the value based on the SPD data on the XMP memory. Profile QPI Voltage The value displayed here is dependent on the CPU being used. >>>>> Channel A/B Timing Settings CMOS Setup Utility-Copyright (C) 1984-2009 Award Software Channel A Timing Settings >>>>> Channel A Standard Timing Control x CAS Latency Time 7 x tRCD 7 x tRP 7 x tRAS 20 >>>>> Channel A Advanced Timing Control x tRC 28 x tRRD 4 x tWTR 5 x tWR 10 x tWTP 21 x tWL 7 x tRFC 60 x tRTP 5 x tFAW 16 x Command Rate (CMD) 1 >>>>> Channel A Misc Timing Control x Static tRD 1 Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Item Help Menu Level  Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10: Save F6: Fail-Safe Defaults >>>>> Channel A/B Standard Timing Control CAS Latency Time Options are: Auto (default), 6~15. tRCD Options are: Auto (default), 1~15. tRP Options are: Auto (default), 1~15. tRAS Options are: Auto (default), 1~31. >>>>> Channel A/B Advanced Timing Control tRC Options are: Auto (default), 1~63. ESC: Exit F1: General Help F7: Optimized Defaults - 39 - BIOS Setup

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- 39 -
BIOS Setup
Performance Enhance
Allows the system to operate at three different performance levels.
Standard
Lets the system operate at its basic performance level.
Turbo
Lets the system operate at its good performance level. (Default)
Extreme
Lets the system operate at its best performance level.
DRAM Timing Selectable (SPD)
Quick
and
Expert
allows the memory timing settings below to be configurable. Options are: Auto (default),
Quick, Expert.
Profile DDR Voltage
When using a non-XMP memory module or
Extreme Memory Profile (X.M.P.)
is set to
Disabled
, this
item will display as
1.5V
. When
Extreme Memory Profile (X.M.P.)
is set to
Profile1
or
Profile2
, this
item will display the value based on the SPD data on the XMP memory.
Profile QPI Voltage
The value displayed here is dependent on the CPU being used.
CMOS Setup Utility-Copyright (C) 1984-2009 Award Software
Channel A Timing Settings
higf
: Move
Enter: Select
+/-/PU/PD: Value
F10: Save
ESC: Exit
F1: General Help
F5: Previous Values
F6: Fail-Safe Defaults
F7: Optimized Defaults
Item Help
Menu Level

>>>>>
Channel A Standard Timing Control
x
CAS Latency Time
7
Auto
x
tRCD
7
Auto
x
tRP
7
Auto
x
tRAS
20
Auto
>>>>>
Channel A Advanced Timing Control
x
tRC
28
Auto
x
tRRD
4
Auto
x
tWTR
5
Auto
x
tWR
10
Auto
x
tWTP
21
Auto
x
tWL
7
Auto
x
tRFC
60
Auto
x
tRTP
5
Auto
x
tFAW
16
Auto
x
Command Rate (CMD)
1
Auto
>>>>>
Channel A Misc Timing Control
x
Static tRD
1
Auto
>>>>>
Channel A/B Timing Settings
>>>>>
Channel A/B Standard Timing Control
CAS Latency Time
Options are: Auto (default), 6~15.
tRCD
Options are: Auto (default), 1~15.
tRP
Options are: Auto (default), 1~15.
tRAS
Options are: Auto (default), 1~31.
>>>>>
Channel A/B Advanced Timing Control
tRC
Options are: Auto (default), 1~63.