ram στα 667 αντι για 1866

[anagnoct]

Ενω η συχνοτητα της μνημης στο bios φαινεται στα 1866mhz (χωρις overclock) στα windows φαινεται 667. Ειναι λογικο αυτο;

[SeXBOX]

1333mhz είναι πραγματικά. Τώρα γιατί τις λέει στα 1866 το BIOS ίσως παίζει κάποιο Booster.

[anagnoct]

Ευχαριστω για την απαντηση. Ετρεξα το cpu-z και:

Chipset

-------------------------------------------------------------------------

 

Northbridge AMD A55/A60M/A88 FCH rev. 00

Southbridge AMD A55/A60M rev. 11

Graphic Interface PCI-Express

PCI-E Link Width x0

PCI-E Max Link Width x0

Memory Type DDR3

Memory Size 8 GBytes

Channels Dual

Memory Frequency 933.1 MHz (3:28)

CAS# latency (CL) 9.0

RAS# to CAS# delay (tRCD) 11

RAS# Precharge (tRP) 9

Cycle Time (tRAS) 27

Bank Cycle Time (tRC) 42

Uncore Frequency 1499.7 MHz

 

Memory SPD

-------------------------------------------------------------------------

 

DIMM # 1

SMBus address 0x52

Memory type DDR3

Module format UDIMM

Manufacturer (ID) Kingston (7F98000000000000)

Size 4096 MBytes

Max bandwidth PC3-10700 (667 MHz)

Part number KHX1866C9D3/4GX   

Serial number DA292044

Manufacturing date Week 47/Year 12

Number of banks 8

Nominal Voltage 1.50 Volts

EPP no

XMP yes

XMP revision 1.2

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

XMP profile XMP-1866

Specification PC3-14900

Voltage level 1.650 Volts

Min Cycle time 1.071 ns (933 MHz)

Max CL 9.0

Min tRP 9.64 ns

Min tRCD 11.79 ns

Min tWR 15.00 ns

Min tRAS 28.93 ns

Min tRC 45.00 ns

Min tRFC 160.07 ns

Min tRTP 7.50 ns

Min tRRD 7.50 ns

XMP timings table CL-tRCD-tRP-tRAS-tRC-CR @ frequency (voltage)

XMP #1 7.0-9-7-21-33-0T @ 725 MHz (1.650 Volts)

XMP #2 8.0-10-8-24-38-0T @ 829 MHz (1.650 Volts)

XMP #3 9.0-11-9-27-42-0T @ 933 MHz (1.650 Volts)

XMP profile XMP-1600

Specification PC3-12800

Voltage level 1.650 Volts

Min Cycle time 1.250 ns (800 MHz)

Max CL 9.0

Min tRP 11.25 ns

Min tRCD 11.25 ns

Min tWR 15.00 ns

Min tRAS 33.75 ns

Min tRC 45.00 ns

Min tRFC 160.00 ns

Min tRTP 7.50 ns

Min tRRD 6.00 ns

XMP timings table CL-tRCD-tRP-tRAS-tRC-CR @ frequency (voltage)

XMP #1 6.0-6-6-18-24-0T @ 533 MHz (1.650 Volts)

XMP #2 7.0-7-7-21-28-0T @ 622 MHz (1.650 Volts)

XMP #3 8.0-8-8-24-32-0T @ 711 MHz (1.650 Volts)

XMP #4 9.0-9-9-27-36-0T @ 800 MHz (1.650 Volts)

 

DIMM # 2

SMBus address 0x53

Memory type DDR3

Module format UDIMM

Manufacturer (ID) Kingston (7F98000000000000)

Size 4096 MBytes

Max bandwidth PC3-10700 (667 MHz)

Part number KHX1866C9D3/4GX   

Serial number D3297644

Manufacturing date Week 47/Year 12

Number of banks 8

Nominal Voltage 1.50 Volts

EPP no

XMP yes

XMP revision 1.2

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

XMP profile XMP-1866

Specification PC3-14900

Voltage level 1.650 Volts

Min Cycle time 1.071 ns (933 MHz)

Max CL 9.0

Min tRP 9.64 ns

Min tRCD 11.79 ns

Min tWR 15.00 ns

Min tRAS 28.93 ns

Min tRC 45.00 ns

Min tRFC 160.07 ns

Min tRTP 7.50 ns

Min tRRD 7.50 ns

XMP timings table CL-tRCD-tRP-tRAS-tRC-CR @ frequency (voltage)

XMP #1 7.0-9-7-21-33-0T @ 725 MHz (1.650 Volts)

XMP #2 8.0-10-8-24-38-0T @ 829 MHz (1.650 Volts)

XMP #3 9.0-11-9-27-42-0T @ 933 MHz (1.650 Volts)

XMP profile XMP-1600

Specification PC3-12800

Voltage level 1.650 Volts

Min Cycle time 1.250 ns (800 MHz)

Max CL 9.0

Min tRP 11.25 ns

Min tRCD 11.25 ns

Min tWR 15.00 ns

Min tRAS 33.75 ns

Min tRC 45.00 ns

Min tRFC 160.00 ns

Min tRTP 7.50 ns

Min tRRD 6.00 ns

XMP timings table CL-tRCD-tRP-tRAS-tRC-CR @ frequency (voltage)

XMP #1 6.0-6-6-18-24-0T @ 533 MHz (1.650 Volts)

XMP #2 7.0-7-7-21-28-0T @ 622 MHz (1.650 Volts)

XMP #3 8.0-8-8-24-32-0T @ 711 MHz (1.650 Volts)

XMP #4 9.0-9-9-27-36-0T @ 800 MHz (1.650 Volts)

[Millennium]

Εντάξει είναι.Ποιά είναι η μητρική και οι μνήμες;