Question Lexar 2TB M.2 NVMe SSD not showing up in BIOS

Jun 26, 2024
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I have setup pc with the following specs:
CPU : ryzen 9 3900x.
MOBO : B450 Aorus Pro with bios version f65.
RAM : 32gb ddr4 3200 mhz
GPU : RX 5700 xt
SSD : Lexar 2TB M.2 PCIe Gen4 NVMe NM790, Samsung 500GB 2,5" SATA SSD 860 EVO
HDD: Western digital 1tb

I bought a brand new m2 ssd lexar 2 tb, NVME M.2 SSD not detected as well in windows, have latest bios available, tried to connect SSD to m2a and m2b port, both don't work. Also checked this SSD on my laptop, and it works there.
 
Jun 26, 2024
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Welcome to the forums, newcomer!

Which slots are the 860 Evo + WD HDD populating on the motherboard? Per your manual;
https://download.gigabyte.com/FileL...190528.pdf?v=be803b566458d720ce771b7871427434
page 17~18.

You could try and remove all storage drives, drop the NVMe drive into slot M2_A, clear the CMOS and then see if that helps, bring it up in BIOS.
Hi, ssd and hdd using 0 and 1 slots. Also the problem is that currently m2 slot is on m2a, so all 4 SATA ports should work, but right now work only 1st(0 SATA port). I forgot to mention that I tried already to clear CMOS, but it doesn't help.
UPD:
tried to remove all storage, dropped NVMe to m2_a, and cleared the CMOS, but it didn't help.
 
Last edited:
Is NVMe drive being detected in BIOS?
If it's not detected in BIOS, then the drive might be faulty or
some BIOS settings preventing it to be detected properly.

What windows version are you using?
Windows 7 doesn't have native support for NVME.
Several hotfixes and NVME drivers have to be installed.

If it's windows 10 or windows 11 then show screenshots:
Device Manager - disk drives and storage controllers expanded,​
Disk Management,​
Windows Storage Spaces (Control Panel/Storage Spaces)​
(upload to imgur.com and post link)
 
Jun 26, 2024
7
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10
Jun 26, 2024
7
0
10
Check BIOS settings. Make sure:
Fast boot - disabled,
sata mode - AHCI,
NVME raid - disabled.

Download Gigabyte windows USB tool (any version for windows 7)
https://www.gigabyte.com/Support/Utility?kw=windows&p=1
Extract, find
WindowsImageTool\StorageControllers\Intel_NVMe\Driver64
Right-click on .INF file and choose install.
Fast boot - disabled,
SATA mode - AHCI,
NVME raid - disabled.
If I have windows 10 I need to download this as well?