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Questions tagged [m.2]

A form factor for solid state drives (SSD) without a shell like classic SSD's. Typically 22mm wide, and either 42mm, 60mm, or 80mm in length. Utilize either SATA or PCI Express BUS types.

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77 views

Is “critical medium error” and system (GNU/Linux) suddenly going into read-only mode symptoms of hardware failure?

I bought a M.2 last month and have used it with no issues for about a week or two, however, since last week there have been a couple of instances when the file system would suddenly turn read-only ...
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What does “Connectors with shared bandwidth” mean on a motherboard?

I have a z590-E with the following in the manual... The problem is there is no context given to the "configurations" and I am not sure what it is trying to tell me. I seem to not be able to ...
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2k views

M.2 NGFF vs NVMe - compatibility

Are there M.2 controllers, that do not support NVMe? I am trying to understand, if an external m.2 USB controller will work with the M.2 NVMe drives I have. The drive spec says "Supports M.2 (...
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Unable to boot any Windows after a mistake on one of the instances of Windows

Here is my current setup: I have an SSD with the first installation of Windows and thus the boot manager. Two mechanical HDD which one of which holds another Windows installation done later. The last ...
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41 views

Can't format M.2 SSD as ext4

I'm not able to format my new M.2 as ext4 or xfs I tried using the Kubuntu installer as well as GParted live CD with no luck What could be the cause? Drive info
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255 views

M.2 SATA SSD not recognized by anything - any chance of data recovery?

A couple days ago my mom's laptop's SSD became unbootable. I thought maybe this was just a corruption of the boot partition, but when I checked the BIOS the disk wasn't listed anywhere. I tried ...
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24 views

M.2 only boot with old HDD

OS: Windows 10 Mobo: B350M-E (last bios version) M.2: NMVe MP300 240GB Corsair Until today, my disk setup was Boot M.2 with windows 1 old HDD with 1TB space for file deposit. I decided to replace my ...
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34 views

M.2 SDD drive doesn't appear on Boot Order but it appears on Linux

I have installed a 970 EVO Plus NVMe M.2 SDD drive with 500GB on my GA-Z97X-Gaming 7 (rev. 1.0) motherboard. This unit doesn't appear on the BIOS and either on the boot order list, but I can find it ...
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Can anyone tell if it is m.2 PCIe gen3x4 port?

Can anyone tell is it PCIe gen3x4 m.2 ssd port? Will it support m.2 nvme ssd? Thanks.
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1k views

moving Windows 10 from SSD (UEFI/GPT) to m.2 NVMe PCH PCIE (or PCH SATA)

I am trying to move Windows 10 from a SSD to a m.2 NVMe 980 PRO. I have tried countless different ways to get it to work, but can't get my cloned partition running. In this last attempt I even got ...
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Can I insert an M.2 pci-e 3.0 x4 on an M.2 slot that only supports pci-e 2.0?

My motherboard is an Asus prime h310m-c and the ssd that I wanted to buy is xpg spectrix s40g m.2 2280 m.2 2280 . Will this work on my pc?
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What is the purpose of M.2 key M config pins?

I am designing a device that shall use PE on the PC via M.2 key M socket, and I cannot find info about how to connect it properly. In different sources I see different info regarding M.2 config pins (...
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164 views

Addition of PCIEX4 NVMe M.2 expansion card disables graphics card

Problem Purchased HP EX950 1TB NVMe M.2 SSD and Orico NVME M.2 EXPANSION CARD (PCI-E 3.0 X4) When installed into PCI-E slots, graphics card seems to be disabled Display only comes from onboard/...
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1answer
83 views

Why are SSDs usually screwed in place in external cases? [closed]

It seems most external (USB) cases/readers for M.2 SSDs seem to opt for the design of screwing the SSD in place. It is also seemingly, somewhat irritatingly, often pointed at an angle away from the ...
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1answer
91 views

Replacing an NVMe SSD with a M.2 SATA drive in an Alienware Aurora R8

I bought a 2TB Samsung 860 EVO M.2 SATA SSD to replace a 512GB NVMe drive in my Dell Alienware Aurora R8 to get larger storage capacity. Will it work properly?
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M.2 SSD Write Protected

Trying to upgrade my M.2 SSD using windows setup booting from a USB where the win 10 setup is held. I tried to diskpart the m.2 but it comes up with it being write protected. Attempted to do '...
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245 views

PCIe 4.0 NVMe Bottleneck on Asus ROG Crosshair Hero VIII

I have an AMD RYZEN 5800x and AMD RADEON 6900 XT atop an Asus ROG Crosshair Hero VIII occupied with one M.2 SSD in the top M.2 slot and four 2.5" SSDs in the top 4 of 8 SATA ports.    Also, I ...
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Why is Lenovo P620 slow when compiling MSVC 2013 C++ ARM project on M.2 drive?

Update [Jan 20, 2021]: I reported a drop in the PCIe SSD performance -- this was user error and I posted correction below. I opened a new question regarding how to verify compiler performance and will ...
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41 views

Windows 10 - disk collision error - I don't know which EFI is being used

The situation: I have an HP Envy 23 all-in-one that originally had windows 8. I updated it to Windows 10. But it has a slow 2TB HDD, so I want to upgrade it to an M.2 drive but keep the original drive ...
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62 views

I need to choose an SSD to suit my motherboard, either M.2 or SATA III [closed]

I admit upfront my ignorance of modern PC architecture, I stopped building a few years ago, but I want to add an SSD to my own system, either M.2 card (SAMSUNG 970 EVO 'MZ-V7E1T0BW' NVMe 1TB, or a ...
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Is there any performance difference between Gigabyte AORUS m.2 NVMe SSDs with & without heat-sink [closed]

I have one doubt regarding AORUS NVMe SSDs. I would like to purchase 1 TB Gen 4 m.2 NVMe, and I came though AORUS. I was able to see two SSDs, one with a copper heat sink and other without. I would ...
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Is ASUS X99 Deluxe motherboard compatible with a WD 2280 M.2 SSD?

I have a WD Blue™ 1TB M.2 2280 SSD, and an Asus X99 Deluxe motherboard. I noticed the M.2x4 slot on the motherboard and have read the specs, so I called the manufacturer and they confirmed that it ...
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5k views

NVMe PCIe x4 SSD on M.2 PCIe x2 slot?

i'm about to get a new SSD for my PC, and before spending the money i have some doubts about my decision i would like to clarify First, my mobo is a B450 Aorus Pro Wifi, it has 2 M.2 slots, one of ...
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Do adaptors exist to connect SATA hard drives to M.2 slot

Do adaptors to connect a classical spinning hard drive, such as Seagate IronWolf NAS drives, to an M.2 slot exist? I am looking to the motherboard ASRock A520M-ITX for an upgrade of my NAS/VM server. ...
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32 views

Google Coral M.2 compatibility with Thinkpad X1 Carbon Gen8

I have a Lenovo X1 Carbon 20U9. It came with the WWAN option (Fibocom L850), but I have no need for it. I was thinking about swapping out this M.2 card for a Google Coral Edge TPU to do some ML ...
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M.2 storage slot AxB/C

E.g., M.2 Card Slot (storage): 22x42/80 - what means 22, 42 and 80? (That's from NUC spec page.) I've read that M.2 cards vary in width and length but I can't find any information what that third ...
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1answer
114 views

300GB of phantom data on my Samsung 970 EVO M.2 and no option to format: Is there anything else I can do?

The problem: So something really weird is going on with my Samsung 970 EVO M.2 SSD. Opening the drive and ensuring hidden files are shown, it's empty: but looking in the properties panel it's also ...
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75 views

Replacing mSATA drive with NVMe M.2

I have an embedded system that stores data on an mSATA SSD. The older SSD model I usually use has become harder to source, but meanwhile NVMe drives using the M.2 slot have become plentiful and ...
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124 views

Samsung 970 EVO NVMe only using 2x PCIe gen3 lanes

Today I bought a Samsung 970 EVO 500gb NVMe drive, installed it and everything went smooth. Drive showed up, and works. However, when I went to benchmark it, I saw it was only pulling about half of ...
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526 views

Why my M.2 NVMe Drive isn't being detected on BIOS after a BSOD?

I'm having an issue with my M.2 NVMe SSD of my laptop. I have an Acer Aspire A515-43 R19L, and the NVMe Drive is the default one, SK Hynix 128GB. The thing is, it's not being detected on the BIOS. ...
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51 views

Is there a way to convert a M.2 SSD slot on a motherboard to a normal SATA port?

On my Dell Optiplex tower PC it has a spare M.2 slot on the motherboard for a small SSD and I need to install an additional hard drive. I already have a SATA drive but the only slot free is the M.2 ...
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41 views

Does the number of available PCIe lanes affect M.2 speed?

Situation I'm currently looking to use SBCs to fill a few server roles I want available on my home network. While looking at different SBC options I came across KHADAS, a group that sells SBCs that ...
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1answer
102 views

How to receive phone calls using a data only card without using third party online service?

I’m needing a 5G nsa card for my laptop no larger than 42mm×30mm. The only one I found is the MV31‑W from Gemalto (the manufacturer). But there are maybe other options. After a call to the ...
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147 views

SATA M.2 drive on non NVMe enabled bios

Can you boot a SATA M.2 drive from old mainboard? The thing is, that I don't use this SATA M.2 anymore for my drive, and wanted to put it to my NAS box. But I know for sure, that my NAS box doesn't ...
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1answer
2k views

Can you use virtual memory like you can physical RAM if you have an NVMe drive? Are there limitations to this?

I have a program that needs LOTS of RAM to for a computation project I need to run for a weekend. Obviously I don't have supercomputer ram and my limits as a consumer is 32GB. Windows has memory ...
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3k views

Will an M.2 NVMe SSD take up PCIe lanes used by PCIe ports on my motherboard

As for my specific situation: I'm running an Asrock B450-HDV R4.0 with a Ryzen 5 3600 CPU and a Geforce 1080 GPU. As the board does not come with onboard WiFi, I intend to install a network card in ...
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Why when I undo deleting a folder the contents disappear?

Lately I have moved some of my documents (using a junction link mklink /j "link" "target") on a faster m.2 drive and I notice that when I delete a folder in there and I later undo it, then go inside ...
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140 views

Can I use PCIe SSD card in my motherboard?

My motherboard Name: GA-H61M-S2PV (rev. 2.2) Detail link: https://www.gigabyte.com/bd/Motherboard/GA-H61M-S2PV-rev-22/sp#sp Expansion Slots: 1 x PCI Express x16 slot, running at x16 (The PCI ...
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1answer
212 views

Diagnose failure of motherboard to recognize an M2 drive

I have a WS C422 Sage/10G motherboard which supports two M.2 slots. I got 2x Inland Premium 1TB SSD 3D NAND M.2 2280 PCIe NVMe 3.0 x4 Internal Solid State Drives to go into those slots. According to ...
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NVMe drive not detected after changing GPU

I have a custom built PC that has been working properly for a couple of years, the OS is installed in an NVMe M.2 that I remember was complicated to setup with Secure Boot back when I built it, but it ...
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X570 mainboard (ASRock X570 Phantom Gaming 4) has two M.2 slots. Where to install system SSD?

The ASRock X570 Phantom Gaming 4 mainboard has two M.2 slots specifically for SSD. Which should I use for the system boot SSD? One is close to the PCIe slot for the graphics card. Is there any ...
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78 views

Upgrading wifi card killed m.2 e key slot

I tried upgrading my intel wireless-ac 7265 to a ax200ngw and only bluetooth worked. After swapping them back, still only bluetooth worked, when wifi was working before. The wifi half of the cards do ...
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1answer
136 views

Hardware shopping: Can all M Key Slot work with NVMe?

I have a NP500R5H-XD3BR (Expert X50) Notebook from Samsung. It's the 2015 model, with I7 5500. I didn't get this information from Samsung, however I know that it has a Key M slot for SSD M.2. My ...
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211 views

Cloned M.2 SSD drive on a Dell E7270 to a new M.2 SSD drive but the new drive is not recognized by the BIOS

I have a Dell Latitude E7270 (Windows 10 Pro) with 256GB of M.2 SATA SSD and I replaced it with a compatible M.2 SSD (from Crucial). The only difference is capacity: I used Crucial's website to check ...
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1k views

How to resolve the issue when Windows 10 Pro OS, pre-installed in my BMAX B1 Mini PC, does not detect M.2 2280 M Key SSD in it?

My new BMAX B1 Mini PC, with pre-installed Microsoft Windows 10 Pro, has a M.2 2280 SSD with M Key Slot in it. Accordingly, I have purchased and inserted a 256GB Transcend M.2  2280  NVMe PCIe Gen3 x4 ...
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2answers
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EFI (Legacy) BIOS Doesn't Detect SATA-Based NVME M.2 SSD

So, I'm a terrible planner. I'm a high-level software engineer, so obviously I think hardware is just pure magic. So I go out and buy a Seagate Barracude 510 NVME SSD & a M.2 -> PCIe x4 adapter. ...
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1answer
159 views

Wanted: SATA SSD cable to m.2 slot

As a Christmas present, I received two Samsung Evo SSDs that plug into SATA ports. Due to them being Samsung, if I was to want to clone data from one drive to another, I must clone the data on my ...
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1answer
117 views

What's the purpose of the 1x2 header on m.2 SSDs?

On some m.2 SSDs, there is an unpopulated spot for a header at the screw end of the drive (as opposed to the edge connector end of the drive). What is the purpose and the pinout for this header? See ...
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190 views

How to a access nvme ssd with raid mode in bios settings?

I know the real answer is to set ahci in uefi settings, but in my case, the uefi is password protected (the problem is not removing the password but actually keeping it). I can also add that the ...
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3k views

Asus ROG Crosshair VIII Hero does not detect m.2 - how to debug

I am a bit lost here: I'm building a new PC from scratch, using a Asus ROG Crosshair VIII Hero with an m.2 SSD "Corsair Force Series MP600" (NVMe PCIe Gen4 x4 M.2 SSD). The SSD is plugged into M2_1 ...