Need Help: 3200mhz RAM running @ 2400mhz
Hi all,

So I recently upgraded my RAM from 1x8GB 2400mhz to 2x8GB Crucial Ballistix Sport LT 3200mhz DDR4 DRAM:

https://www.amazon.co.uk/dp/B07MNJKPSK/ref=pe_3187911_185740111_TE_item

I've checked RAM speeds in cmd using 'wmic MEMORYCHIP get speed' which states the RAM is running at 2400mhz. CPU-Z also confirms this stating the RAM is clocking at 1197mhz (double data rate).

In my AsRock BIOS settings I can activate XMP profile and select my desired speed from a drop down menu. However, the 2400mhz speed is still present, greyed out just beside the drop down menu for desired speed.

My MoBo box says that it supports speeds up to DDR4 3466+(OC) Mhz

Upon restarting, there is no difference in CPU-Z or cmd.

Could anybody help me out? Would be greatly appreciated!

Specs:

AsRock X470 Master SLI
AMD Ryzen 5 2600 Six-Core Processor 3.40GHz
2x8GB Crucial Ballistix Sport LT 3200mhz DDR4 DRAM
EVGA GeForce 1060 6GB
Toshiba PC300 2TB HDD
600W PSU

Thanks,

Dan
Editat ultima dată de Perc; 30 ian. 2020 la 4:48
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Se afișează 1-15 din 18 comentarii
AMD Ryzen 5 2600 Processor. The Ryzen 5 2600 Processor from AMD is a AM4 3.4 GHz base clock 6-core, 12-thread 12nm FinFET CMOS desktop processor. It supports 2-channel DDR4 memory up to 2933 MHz.

Looks like CPU limit to 2933 MHz. Board supports it with a CPU that supports 3,200.

Clock your RAM to 2933 MHz and that is max. Probably requires a manual setting. XMP is wrong clocks for your CPU since it can't handle those speeds so it's trying to compensate.

Also check what BIOS you are running:

https://www.asrock.com/MB/AMD/X470%20Master%20SLI/index.asp
https://www.asrock.com/MB/AMD/X470%20Master%20SLI/index.asp#BIOS

Your BIOS could be older which could be making things more complicated.

If running Windows 10, just run Task Manager, Click on Memory and you'll see your memory speeds. Also make sure your RAM is split between banks to enable 2 (dual) channel.
Editat ultima dată de [UFO] rad87gn; 30 ian. 2020 la 5:27
All ddr4 will run at 2133 or 2400 until you change it in the bios. Enter the bios and enable the dram profile in the setting for DOCP or XMP. This will allow to run at 3200 with correct timings and voltage.

Cpuz memory tab shows what it's currently running at, also make sure it says Dual Channel. SPD tab shows ram info, which slots are populated and the possible profiles.

Cpuz shows the ram speed by half. As all ddr runs x2 their speed.

1067=2133
1200=2400
1600=3200
Editat ultima dată de Bad 💀 Motha; 30 ian. 2020 la 6:30
That is why I said check what Windows 10 sees. That shows what is advertised.
Forget what Windows and Task Manager says. Always use cpuz
Yeah, yes and no. But ok? Not my experience. Done both many times. Windows was never wrong that I've ever seen.
Editat ultima dată de [UFO] rad87gn; 30 ian. 2020 la 6:34
Perc 30 ian. 2020 la 6:44 
Postat inițial de rad87gn:
AMD Ryzen 5 2600 Processor. The Ryzen 5 2600 Processor from AMD is a AM4 3.4 GHz base clock 6-core, 12-thread 12nm FinFET CMOS desktop processor. It supports 2-channel DDR4 memory up to 2933 MHz.

Looks like CPU limit to 2933 MHz. Board supports it with a CPU that supports 3,200.

Clock your RAM to 2933 MHz and that is max. Probably requires a manual setting. XMP is wrong clocks for your CPU since it can't handle those speeds so it's trying to compensate.

Also check what BIOS you are running:

https://www.asrock.com/MB/AMD/X470%20Master%20SLI/index.asp
https://www.asrock.com/MB/AMD/X470%20Master%20SLI/index.asp#BIOS

Your BIOS could be older which could be making things more complicated.

If running Windows 10, just run Task Manager, Click on Memory and you'll see your memory speeds. Also make sure your RAM is split between banks to enable 2 (dual) channel.

Thanks for the response,

It seems I'm running an older BIOS, so I'll have to update that first.

Afterwards how would I go about altering clock speeds manually?

Task manager shows:

Speed: 1200MHz
Slots used: 2 of 4
Form Factor: DIMM




Update BIOS and turn on XMP. Then tell us what you get.

Ultimately XMP should be working which it's not. You shouldn't have to tweak anything normally.

XMP should just know what the RAM wants and needs.
Editat ultima dată de [UFO] rad87gn; 30 ian. 2020 la 6:50
Perc 30 ian. 2020 la 6:50 
Postat inițial de Bad 💀 Motha:
All ddr4 will run at 2133 or 2400 until you change it in the bios. Enter the bios and enable the dram profile in the setting for DOCP or XMP. This will allow to run at 3200 with correct timings and voltage.

Cpuz memory tab shows what it's currently running at, also make sure it says Dual Channel. SPD tab shows ram info, which slots are populated and the possible profiles.

Cpuz shows the ram speed by half. As all ddr runs x2 their speed.

1067=2133
1200=2400
1600=3200


Thanks for pitching in!

After activating the XMP profile my computer uses the boot assist - description says that it seeking the highest compatible RAM speed. When it boots up, speeds have not changed. Therefore XMP profile does not appear to be working in my case.

CPU-Z says Channel: Dual

Under timings:

DRAM Frequency: 1197.1 MHz
FSB:DRAM: 1:12
CAS# Latency (CL) 16.0 clocks
RAS# to CAS# Delay (tRCD): 16 clocks
RAS# Precharge (tRP): 16 clocks
Cycle Time (tRAS): 39 clocks
Bank Cycle Time (tRC): 55 clocks
Command Rate (CR): 1T

How can I modify these without using XMP profile?

Thanks again
Perc 30 ian. 2020 la 6:51 
Postat inițial de rad87gn:
Update BIOS and turn on XMP. Then tell us what you get.

Ultimately XMP should be working which it's not. You shouldn't have to tweak anything normally.

XMP should just know what the RAM wants and needs.

Okay thanks, I'll update and get back to you with results
Postat inițial de Perc:
Postat inițial de rad87gn:
Update BIOS and turn on XMP. Then tell us what you get.

Ultimately XMP should be working which it's not. You shouldn't have to tweak anything normally.

XMP should just know what the RAM wants and needs.

Okay thanks, I'll update and get back to you with results
Good luck and fingers crossed!!
fux 30 ian. 2020 la 7:02 
Postat inițial de rad87gn:
Looks like CPU limit to 2933 MHz. Board supports it with a CPU that supports 3,200.

Clock your RAM to 2933 MHz and that is max.
2933 is the guaranteed speed by amd, but it's pretty unlikely he will max out at this. even my r5 1600 was running flawless at 3200 after a bios update

op update bios and try xmp again, if it still doesn't work use ryzen dram calculator to get an idea for the manual settings. I use the same ram, when I still had a r5 1600 it only worked with 2666, but after a bios update the 3200 was no problem. usuallly the bios updates add ram compatibility
Perc 30 ian. 2020 la 7:13 
So I checked my BIOS and it's version p1.10 - which oddly enough doesn't show up on their BIOS index.

A few of the latest updates warn not to update if using Pinnacle and under version 3.40 (latest compatible with Pinnacle) it says:

" If the current BIOS version is older than P1.90, please update BIOS to P1.90(PinnaclePI-AM4_1.0.0.6) before updating this version"

So I downloaded 1.90 update first, unzipped it to USB (in FAT32 format) and proceeded to instant flash. I could see that it was searching the USB, but it could not find the 1.90 update - "No BIOS found."

BIOS file is in the root archive of the USB stick - any ideas why it can't find it?

Thanks again
Make sure the USB stick is SMALL!! I ran into this on a build! A 32GB stick couldn't read but a 8GB worked!!
fux 30 ian. 2020 la 7:26 
I had the issue when I unzipped to flash drive and it somehow unzipped inside a folder on the stick, if that happened put the files directly on the stick
Perc 30 ian. 2020 la 7:50 
Okay got it all sorted, thanks for all the help guys ye're legends!
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