RAM in dual channel mode.

alamzeeshan

Honorable
Aug 11, 2013
6
0
10,520
Will I be able to use the following RAM's in dual channel mode. Currently its showing single channel even though I have installed them in slot 1 and slot 3. Details are given below:

Monitoring
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Mainboard Model M4A785TD-V EVO (0x0000038B - 0xA759D28A)

Chipset
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Northbridge AMD 785G rev. 00
Southbridge AMD SB700 rev. 00
Graphic Interface PCI-Express
PCI-E Link Width x2
PCI-E Max Link Width x16
Memory Type DDR3
Memory Size 4 GBytes
Channels Single
Memory Frequency 669.7 MHz (3:10)
CAS# latency (CL) 9.0
RAS# to CAS# delay (tRCD) 9
RAS# Precharge (tRP) 9
Cycle Time (tRAS) 24
Bank Cycle Time (tRC) 34
Command Rate (CR) 2T
Uncore Frequency 2008.9 MHz

Memory SPD
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DIMM # 1
SMBus address 0x50
Memory type DDR3
Module format UDIMM
Manufacturer (ID) Kingston (7F98000000000000)
Size 2048 MBytes
Max bandwidth PC3-10700 (667 MHz)
Part number 99P5471-002.A00LF
Serial number 023A9D50
Manufacturing date Week 48/Year 10
Number of banks 8
Nominal Voltage 1.50 Volts
EPP no
XMP no
AMP no
JEDEC timings table CL-tRCD-tRP-tRAS-tRC @ frequency
JEDEC #1 6.0-6-6-17-23 @ 457 MHz
JEDEC #2 7.0-7-7-20-27 @ 533 MHz
JEDEC #3 8.0-8-8-22-30 @ 609 MHz
JEDEC #4 9.0-9-9-25-34 @ 685 MHz

DIMM # 2
SMBus address 0x52
Memory type DDR3
Module format UDIMM
Manufacturer (ID) Corsair (7F7F9E0000000000)
Size 2048 MBytes
Max bandwidth PC3-10700H (667 MHz)
Part number VS2GB1333D4
Number of banks 8
Nominal Voltage 1.50 Volts
EPP no
XMP no
AMP no
JEDEC timings table CL-tRCD-tRP-tRAS-tRC @ frequency
JEDEC #1 6.0-6-6-16-23 @ 444 MHz
JEDEC #2 7.0-7-7-19-27 @ 518 MHz
JEDEC #3 8.0-8-8-22-30 @ 592 MHz
JEDEC #4 9.0-9-9-24-34 @ 666 MHz
 
Solution
Looking in the instruction manual for your motherboard, the memory sticks need to be in either both blue slots or both black slots for dual-channel mode. The blue ones are the first slots for both memory channels, so I'd use the blue slots first.

Casey

cklaubur

Distinguished
Looking in the instruction manual for your motherboard, the memory sticks need to be in either both blue slots or both black slots for dual-channel mode. The blue ones are the first slots for both memory channels, so I'd use the blue slots first.

Casey
 
Solution