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May 25th, 2020 22:00

Aurora R6, memory upgrade, #4

A friend is buying a new Alienware system and will be sending me their Aurora R6. It currently has 16GB of memory in it and I want to upgrade to 64GB and wondering if I can use this:

CORSAIR 32GB (2 x 16GB) Dominator Platinum DDR4 PC4-21300 2666MHz Desktop Memory Model CMD32GX4M2A2666C15

Any help would be greatly appreciated.

8 Professor

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5.3K Posts

July 18th, 2020 12:00

When you start up the computer and hit f2, under advanced, performance options, you can choose XMP1 or XMP2.  These are two canned OC profiles configured by Kingston and loaded to the RAM.  You just select one to enable it.  You don't need to input any numbers.  Just select the box you want. 

22 Posts

July 18th, 2020 23:00

Thank you so much for the reply. This seems like it makes life a litter easier when not having to worry about manually inputting all the settings. So once I select the Profile... nothing else needs to be done? In reading a lot of posts about this type of memory... a majority always talk about "enabling XMP". So I assumed there must be an XMP option to enable or disable. Or does selecting the XMP Profile take care of that?

8 Professor

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5.3K Posts

July 19th, 2020 10:00

Yea it's a drop down box you should see an option to disable it or to select xmp1, and xmp 2 which enables it.

22 Posts

July 19th, 2020 21:00

Thanks.

1 Rookie

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8 Posts

July 20th, 2020 16:00

I purchased 2 3200 Mhz 16 GB HyperX Fury DIMMs from Amazon and have them runnning at 3200 MHz in my R7 for a total of 32 GB of RAM.

I couple of hints.

1. Put the two DIMMs in the white or black slots not next to each other like the R7 service manual describes (mine like running in the black slots - not the white ones).

2. When you first boot press F2 to go into the BIOS. Select XMP-1. Make sure you then select Save and Exit on the BIOS screen or your setting may not be saved and your will get a boot memory error (black screen with power button blinking 4 orange blinks). If you do get the black screen on boot the only solution I found was to shut the system down, pull a DIMM out, and reboot. This was the only way I could get a boot after the memory fail. Then you get to shut it down, put the memory DIMM back in and power it up again and repeat the procedure.

3. Do not button up your case until you get 5 good boots into Windows. Leave it open so you can pull the DIMMs out as needed (after shutting off the power of course). I tried running in the white tabbed memory slots and I had 3 good boots, buttoned up the system, and then I pulled the black screen of death and the memory error.

3. You can use Windows Task Manager (performance tab) or CPU-Z to see what speed your RAM is running at. CPU-Z numbers RAM slots differently than the Dell motherboard for the R7 and you may or may not notice that.

 

22 Posts

July 20th, 2020 23:00

Thanks for the info. I am a tad confused by something within the R6 manual and maybe someone could comment. Under Memory Specifications it shows... SPEED: 2400MHz and then HyperX Fury DDR4 XMP at 2667MHz Then below that it shows... Total Memory: 4 GB, 8 GB, 16 GB, 32 GB, and 64 GB (2400 MHz only) So why the 2 different MHz speeds? Is it just that non XMP is maxed at the 2400 vs the XMP is maxed at the 2667? And mine is 2666... so is that going to be an issue since they mention 2667?

8 Professor

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5.3K Posts

July 20th, 2020 23:00

That is just a listing of the oem ram configurations sold by Dell.  With xmp disabled it runs at 2400.  With it enabled it is 2666.66666.  Or, rounded, 2667.  The actual bandwidth at any instant may display slightly different like 2663.5 (well, half that but you multiply by 2 for ddr).  It's an immaterial difference either way.

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