View Single Post
Staro 20.07.2009., 09:43   #1
Reforger
Registered User
 
Datum registracije: Jul 2009
Lokacija: N/A
Postovi: 2
Exclamation (riješeno) Memorija - razlike u SPD i DMI očitanjima

Pozdrav,

CPU: i7 920
MOBO: Gigabyte EX58UD4
RAM: Corsair 3x2GB 1333 DDR3 - detalji u nastavku


Nedavno sam uzeo Corsair 3x2GB kit DDD3 1333, nakon instalacije i boot-a POST screen je izbacio svih 6GB OK, BIOS također vidi svih 6GB ali prilikom provjere memorije pomoću CPU-Z i SiS Sandre na DMI read levelu nedostaje jedan stick.

CPU-Z export (timing odrezan zbog dužine post-a):
Memory SPD
------------------------------------------------------------------------------
DIMM #1
General
Memory type DDR3
Module format UDIMM
Manufacturer (ID) Corsair (7F7F9E0000000000)
Size 2048 MBytes
Max bandwidth PC3-10700H (667 MHz)
Part number CM3X2G1333C9
Attributes
Number of banks 8
Nominal Voltage 1.50 Volts
EPP no
XMP no


DIMM #2
General
Memory type DDR3
Module format UDIMM
Manufacturer (ID) Corsair (7F7F9E0000000000)
Size 2048 MBytes
Max bandwidth PC3-10700H (667 MHz)
Part number CM3X2G1333C9
Attributes
Number of banks 8
Nominal Voltage 1.50 Volts
EPP no
XMP no

DIMM #3
General
Memory type DDR3
Module format UDIMM
Manufacturer (ID) Corsair (7F7F9E0000000000)
Size 2048 MBytes
Max bandwidth PC3-10700H (667 MHz)
Part number CM3X2G1333C9
Attributes
Number of banks 8
Nominal Voltage 1.50 Volts
EPP no
XMP no
------------------------------------------------------------------------------------------------------------------------------

DMI Memory Controller
---------------------
correction 8-bit parity
Max module size 1024 MBytes

DMI Memory Module
-----------------
designation A0
size 2048 MBytes (single bank)

DMI Memory Module
-----------------
designation A1

DMI Memory Module
-----------------
designation A2
size 2048 MBytes (single bank)

DMI Memory Module
-----------------
designation A3

DMI Memory Module
-----------------
designation A4

DMI Memory Module
-----------------
designation A5

-------------------------------------------------------------------------------------------------------------------------------------------
...i konačno:


DMI Physical Memory Array
-------------------------
location Motherboard
usage System Memory
correction None
max capacity 6144 MBytes
max# of devices 6

DMI Memory Device
-----------------
designation A0
format DIMM
type unknown
total width 2304 bits
data width 2244 bits
size 2048 MBytes

DMI Memory Device
-----------------
designation A1
format DIMM
type unknown

DMI Memory Device
-----------------
designation A2
format DIMM
type unknown
total width 2304 bits
data width 2244 bits
size 2048 MBytes

DMI Memory Device
-----------------
designation A3
format DIMM
type unknown

DMI Memory Device
-----------------
designation A4
format DIMM
type unknown

DMI Memory Device
-----------------
designation A5
format DIMM
type unknown
-----------------------------------------------------------------------------------------------------------------------------------------

Kao što se može vidjeti, na SPD levelu je se OK ali na DMI fali jedan stick.

Isto očitava i SiS Sandra:



Na memory controler tab-u fali jedan stick.

Napomenio bih da Windows task manager vidi i koristi svih 6GB kao i main screen u CPU-Z koji ne pokazuje nikakve devijacije:


Zaključno, devijacije se vide u detail exportu i CPU-Z i SiS Sandri na DMI očitanjima, sve drugo ne odstupa od normalnog.

Bio bih zahvalan kada bi netko prokomentirao rezultate i dao mišljenje o uzroku devijacija (možda neispravan memory controller na procesoru ali ne bih htio ništa sugerirati).
Naravno, da nisam imao viška vremena i radio exporte i kopao ne bih ništa primjetio obzirom da task manager i CPU-Z ne očitavaju nepravilnosti u standardnom view-u i kanta radi stabilno , proklete moderne teNhnologije.

Btw, ovo bi mogao biti problem dokazati u procesu garancije.

Hvala unaprijed
Reforger je offline