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Chapter 3
Z77H2-A2X Deluxe USER MANUAL
56
Chipset OverClocking Configuration
Scroll to this item to view the following screen:
Main
Advanced Chipset
M.I.B X
Boot Security Exit
The selection of
Performance Memory
Profiles which impacts
memory sizing behavior.
Memory Multiplier Cofiguration
Performance Memory Profiles
Automatic
XMP Profile 1
Not Supported
XMP Profile 2
Not Supported
Memory Timing Configuration
CAS# Latency(tCL)
9
RAS# to CAS# Delay(tRCD)
9
Row Precharge Time(tRP)
9
RAS# Active Time(tRAS)
24
Write Recovery Time(tWR)
10
Row Refresh Cycle Time(tRFC)
107
Active to Active Delay(tRRD)
4
Write to Read Delay(tWTR)
5
Read CAS# Precharge(tRTP)
5
Four Active Window Delay(tFAW)
20
+/- : Change Opt.
Enter/Dbl Click : Select
lk
: Select Screen
/Click: Select Item
F1: General Help
F2: Previous Values
F3: Optimized Defaults
ESC/Right Click: Exit
mn
F4: Save & Exit
Performance Memory Profiles (Automatic)
This item allows you to select the memory mode: Automatic, Manual, XMP Profile 1
or 2.
XMP Profile 1/2 (Supported/Not Supported)
These items show your motherboard supporting the XMP profile 1/2 ro not.
CAS# Latency(tCL) (9)
This item determines the operation of DDR SDRAM memory CAS (column address
strobe). It is recommended that you leave this item at the default value. The 2T
setting requires faster memory that specifically supports this mode.
RAS# to CAS# Delay(tRCD) (9)
This item specifies RAS# to CAS# delay to Rd/Wr command to the same bank.
Row Precharge Time(tRP) (9)
This item specifies Row precharge to Active or Auto-Refresh of the same bank.
RAS# Active Time(tRAS) (24)
This item specifies the RAS# active time.
Write Recovery Time(tWR) (10)
This item specifies the write recovery time.
Row Refresh Cycle Time(tRFC) (107)
This item specifies the row refresh cycle time.
Active to Active Delay(tRRD) (4)
This item controls the active bank x to active bank y in memory clock cycles.
Write to Read Delay(tWTR) (5)
This item specifies the write to read delay time.
Summary of Contents for Z77H2-A2X Deluxe
Page 4: ...Z77H2 A2X Deluxe USER MANUAL iv Memo...
Page 10: ...Chapter 1 Z77H2 A2X Deluxe USER MANUAL 4 Motherboard Components...
Page 14: ...Chapter 1 Z77H2 A2X Deluxe USER MANUAL 8 Memo...
Page 74: ...Chapter 3 Z77H2 A2X Deluxe USER MANUAL 68 Memo...
Page 82: ...76 Z77H2 A2X Deluxe USER MANUAL Chapter 5 Memo...
Page 95: ...Z77H2 A2X Deluxe USER MANUAL Chapter 8 89...
Page 96: ...Z77H2 A2X Deluxe USER MANUAL Chapter 8 90 Memo...