XFX 650i Manuel d'utilisateur télécharger pdf (Page 59)

Configuring the BIOS

 Expert

Use the

Page Up

and

Page Down

keys to select

Expert

. When Expert

is selected, all timing categories are enabled for manual input. Note that

you should set the value to Optimal to use the manufacturers’

recommended values.

 tCL

: CAS# latency (options are 1 through 6).

 tRDC

: RAS#-to-CAS# Delay for Read/Write commands to the

same bank (options are 1 through 7).

 tRP

: Row Precharge time. This is the Precharge-to-Active or Auto-

to-Refresh of the same bank (options are 1 through 7).

 tRAS

: This is the minimum RAS# active time (options are 1 through

31).

 Command Per Clock

: This is the command timing setting on a per

clock unit basis (options are 1T and 2T).

 tRRD

: RAS#-to-RAS# delay of different banks (options are 1

through 15).

 tRC

: RAS#-to-RAS# or auto refresh time of the same bank (options

are 1 through 31).

 tWR

: The Write recovery time (options are 2 through 7).

 tWTR

: This is the minimum write-to-read delay with the same chip

selected (options are 1 through 10).

 tREF

: This is the DRAM refresh rate (options are

Auto

7.8uS

, and

3.9uS

Parameters Settings Current Value

Memory Timing Setting [Expert]

tCL (CAS Latency) [Auto(5)] 5

tRDC [Auto(7)] 5

tRP [Auto(7)] 5

tRAS [Auto(23)] 18

Command Per Clock (CDM) [Auto(2T)] 1T

** Advanced Memory Settings **

tRRD [Auto(4)] 3

tRC [Auto(28)] 22

tWR [Auto(7)] 5

tWTR [Auto(10)] 9

tREF

[Auto]

6.1uS

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 120 121

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XFX 650i Manuel d'utilisateur Page 59

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Produits connexes et manuels pour Cartes mères XFX 650i