F5F Stay Refreshed Hardware Desktop The RAM XMP profile isn't functioning properly.

The RAM XMP profile isn't functioning properly.

The RAM XMP profile isn't functioning properly.

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SuperGlasses
Member
57
05-26-2019, 10:24 AM
#1
I recently assembled my new PC and wanted to repurpose the old RAM, but it only functions properly when I adjust the frequency to 1600 MHz. I attempted to turn on XMP, but that didn’t work either. Even at 2133 MHz it fails. I increased the voltage to 1.4V and 1.45V, adjusted the SOC voltage to 1.1V, but nothing worked unless the frequency matched 1600 MHz. I also tried changing the frequency manually but it didn’t help. My specs are: Ryzen 5 3600 M-series, B450 Pro Carbon Gaming AC Trident Z Rgb 2x8 at 24000 MHz, F4-2400C15D-16GTZRX, Evga 2060K, Corsair RM 750. I’m hoping you have any suggestions that could assist me.
S
SuperGlasses
05-26-2019, 10:24 AM #1

I recently assembled my new PC and wanted to repurpose the old RAM, but it only functions properly when I adjust the frequency to 1600 MHz. I attempted to turn on XMP, but that didn’t work either. Even at 2133 MHz it fails. I increased the voltage to 1.4V and 1.45V, adjusted the SOC voltage to 1.1V, but nothing worked unless the frequency matched 1600 MHz. I also tried changing the frequency manually but it didn’t help. My specs are: Ryzen 5 3600 M-series, B450 Pro Carbon Gaming AC Trident Z Rgb 2x8 at 24000 MHz, F4-2400C15D-16GTZRX, Evga 2060K, Corsair RM 750. I’m hoping you have any suggestions that could assist me.

P
Perdarah
Junior Member
9
05-26-2019, 10:54 AM
#2
Start by clearing the CMOS and verify the results. Then identify the exact source of this measurement and review the SPD profile in cpu-z.
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Perdarah
05-26-2019, 10:54 AM #2

Start by clearing the CMOS and verify the results. Then identify the exact source of this measurement and review the SPD profile in cpu-z.

M
Milinia56
Member
231
05-26-2019, 07:12 PM
#3
I found this information in a technical forum discussion. The DDR4 speed limit is 2133 MHz, unless you're referring to the actual operating frequency.
M
Milinia56
05-26-2019, 07:12 PM #3

I found this information in a technical forum discussion. The DDR4 speed limit is 2133 MHz, unless you're referring to the actual operating frequency.

B
BuBBlePiGGeH
Junior Member
46
05-28-2019, 10:43 PM
#4
DDR4 doesn't reach as low as 1600Mhz. The figure might be the actual clock speed, not just the DDR rate. Since it's double data rate, a real frequency of 1600Mhz would actually be 3200Mhz, making it a solid overclock for RAM advertised at 2400Mhz. XMP isn't necessary in this case.
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BuBBlePiGGeH
05-28-2019, 10:43 PM #4

DDR4 doesn't reach as low as 1600Mhz. The figure might be the actual clock speed, not just the DDR rate. Since it's double data rate, a real frequency of 1600Mhz would actually be 3200Mhz, making it a solid overclock for RAM advertised at 2400Mhz. XMP isn't necessary in this case.

T
theflyingpig23
Junior Member
10
05-30-2019, 02:43 AM
#5
Ignore the SPD tab, verify the CPU-Z entry and reset the CMOS. The stated speed of 800 (1600MHz) doesn't match a standard DDR4 rating.
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theflyingpig23
05-30-2019, 02:43 AM #5

Ignore the SPD tab, verify the CPU-Z entry and reset the CMOS. The stated speed of 800 (1600MHz) doesn't match a standard DDR4 rating.

B
Bob_Downie
Junior Member
49
05-30-2019, 04:22 AM
#6
Sure, proceed to erase the CMOS and verify.
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Bob_Downie
05-30-2019, 04:22 AM #6

Sure, proceed to erase the CMOS and verify.

H
Hidekih
Posting Freak
849
05-31-2019, 08:13 PM
#7
I cleared the CMOS to reset the system settings.
H
Hidekih
05-31-2019, 08:13 PM #7

I cleared the CMOS to reset the system settings.

R
RossApro
Member
59
06-08-2019, 05:24 AM
#8
The computer refused to start unless the DRAM frequency was set to 1600 MHz.
R
RossApro
06-08-2019, 05:24 AM #8

The computer refused to start unless the DRAM frequency was set to 1600 MHz.

B
BlockBoss360
Member
102
06-12-2019, 04:36 PM
#9
Curious about the 1600 setting—it doesn’t match DDR4 frequencies. Not sure why it’s running at that speed. How did you reset the CMOS? Would it help to adjust it manually to 2400? Also, testing one stick at a time might be better.
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BlockBoss360
06-12-2019, 04:36 PM #9

Curious about the 1600 setting—it doesn’t match DDR4 frequencies. Not sure why it’s running at that speed. How did you reset the CMOS? Would it help to adjust it manually to 2400? Also, testing one stick at a time might be better.

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sigi234
Junior Member
11
06-12-2019, 04:59 PM
#10
I removed the CMOS using the clear jumper on my motherboard. After that, each stick functioned with XMP, but the other one didn't work at all.
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sigi234
06-12-2019, 04:59 PM #10

I removed the CMOS using the clear jumper on my motherboard. After that, each stick functioned with XMP, but the other one didn't work at all.

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