Questions tagged [pci-express]

PCI-Express is a high-speed expansion bus which is developed to replace older buses such as PCI and AGP. The most common use of PCI-Express is the GPU installation on motherboards.

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Is this PCIE x 4 connector of an NVMe SSD compatible with the connector of my current NVMe SSD (SATA)?

I want to upgrade my current stock NVMe to something like this Samsung NVMe. My laptop is an Asus FX553VE. However I am totally confused about what is compatible with my laptop and what isn't. The ...
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Untranslated address in PCIe

I was going through the ATS feature which has been added in PCIe. I came across terms like Untranslated address and Physical address. Essentially the Translation agent on the host will convert ...
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Motherboard does not recognize PCI express card (Win7)

I have a Gigabyte GA-990fxa-ud3e main board (9 years old, still running strong). I just got a free NVME drive (Toshiba KXG50ZNV256G). The mobo has no support for NVME, so I purchased two different ...
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What PCI Bus ID is 0x1?

I need to find what is connected at Bus id 0x1. On Linux doing lspci I got the bus ids in a different format such as 00:01.0. I guess these are same, just x is used instead of ':' in the first ...
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800W non-modular PSU splitting

I am case-swapping an HP Omen 30L desktop that came with an 800w psu. According to the PSU label, the 12v rail can support up-to 60A. PSU is non-modular and it has 2x8 pin PCIe connectors. Would it be ...
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Multi-network PCIe WiFi card do they exist?

I'm looking for a PCIe WiFi card that will allow me to connect to 2 separate WiFi networks simultaneously. I've tried searching but keywords like dual network, dual band, dual SSID etc etc but they ...
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Dell Optiplex 9010 will not post with PCIe graphics card

I was given a Dell Optiplex 9010 minitower to troubleshoot. Everything works fine, until you plug in a PCIe graphics card. The machine boots off the Intel integrated graphics. If a PCIe graphics ...
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Install 2 PCIe NVMe SSDs in same pc

Am trying to install two PCIe NVMes in my pc with this pcie adapter (aliexpress pcie adapter) with second GPU PCIe slot. When I install both devices only one device (which is installed on motherboard'...
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Does the PCIe x16 small slot need to be occupied?

This may be a silly question but I'm asking in desperation as I don't want to return my RAID controller card (I'm finding them difficult to source as i need PCIe 3.0 and hardware RAID). I stupidly ...
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PCIe Connectors Don't Match Up (?)

I am trying to install a new VGA video card to my computer (a Dell Optiplex 380 mini-tower). This computer has a PCIe slot for add-in cards. I purchased a PCIe VGA video card on eBay but it doesn't ...
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Removing PCIe video card, trying to use integrated graphics

I inherited a computer that had a PCIe graphics card plugged in. I want to remove the PCIe graphics card and use the motherboard HDMI/VGA so I can free up the PCIe slot. The problem is that the PC ...
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how to correctly connect two pcie 4.0 nvme disks on X570 AORUS MASTER

I found out my second SSD disk to be slow and I wonder whether it is connected to the best way possible to my motherboard. I've read the manual but honestly I don't understand the sharing of PCIe ...
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PCIe 3.0 x8 GPU with x16 pins; does it work as PCIe 2.0 x16?

I'm looking at a cheap Radeon HD 8570 for an older SFF PC, and I looked it up and saw it used PCIe 3.0 x8. However, I saw that it had pins like an PCIe x16 card. I think there were traces going to the ...
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Will game performance suffer by moving OS from PCIe 3.0x4 to SATA III SSD?

I currently use a 1TB PCIe 3.0x4 (2300MB/s) NVMe SSD as both my OS boot drive and game storage drive. However, it's quickly filling up. I have a 500GB SATA III (560MB/s) SSD sitting in a drawer doing ...
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Is the ssd faulty if its sequential read isnt upto the advertised-mark?

I have just brought a new WD SN550 500GB SSD and crystal disk mark 8's SEQ1M Q8T1's result for my SSD is around 1600 MB/s which is very low compared to 2400 MB/s as advertised by Western Digital, ...
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Can an nvme/m.2 card be adding as an additional drive to any motherboard?

I'm trying to expand my storage for a gaming pc, and have the option to get a Sandisk 3d ultra ssd or an nvme card for roughly the same price. I would have to buy an nvme to PCIE adapter, of course. I ...
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PCIe lanes for NVMe Memory

I have a NVMe IC which has 2 PCIe lanes. My processor supports only 1 PCIe lane. Can I connect this NVMe memory to my processor? Will it work properly with less bandwidth? What are the downsides and ...
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Clean Windows install on Lenovo M720q with M.2 drive

I was playing around with the computer mentioned in the topic. The play ended up with wiped hard drive. I used to have there VMWare ESX installed. Now I wish I return to Windows. I have downloaded Win ...
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gpu on riser on main slot pcie x16 won't show in device manager?

I am trying to run my rtx 3070ti on this mobo but when I check in the device manager there is not rtx 3070 ti just onboard graphics and some unknown adapter. Here is what the rig looks like. Any help ...
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how can I power my rtx 3070ti lhr?

I have an rtx 3070ti LHR , it has dual 8-pin and it looks like its tdp is 290watts(I'm still searching for the right answer because some sites say 3070 needs 290watts but what I have is 3070ti). I ...
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PC won't boot when having the GPU connected after enabling Secure Boot

I wanted to upgrade to Windows 11 on my machine which worked perfectly up until now, so I checked the requirements and saw that I needed to enable Secure Boot in order to do so. Since I have a ...
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Is there a TPM adapter for motherboards with no TPM header?

OK,... So I have a motherboard that is a bit old, meaning, I just do not have the funds to upgrade it, the Processor, and RAM to something comparable AND have the TPM SPI module interface pins. So my ...
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Second monitor via usb C using ASMEDIA ASM 3142

I would like to add a second monitor to computer unit, the setup is not very powerful (it doesnt have to be) it does not even have a graphics card in it. Nonetheless a second monitor will go a long ...
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Will my SSD need to be formatted at any point?

I'm going to buy a laptop soon and it comes with a 512 GB SSD PCIe in it's main slot and an empty secondary PCIe slot that can go upto 1 TB. Hence, I will also be purchasing a 1 TB SSD PCIe. I wish to ...
Rahul Nair's user avatar
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What NVME speeds should I expect from this motherboard's PCIe slots?

I am testing this board: Gigabyte B550M DS3H > pdf manual It has two M.2 slots and I want to also use two PCI-e connectors with adapters to add 2 more NVME drives (so 4 in total). It is for a MySQL ...
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Is it possibe to convert an existing PCIe gen3.0 x16 Graphics card to PCIe gen4 x8 without sacrificing the bandwidth

Since PCIe gen4 x8 speed(15.754 GB/s - source from WikiPedia) is equal to PCIe gen3 x16. Is there any converters available to do this?? for example I have an 11900k or 5900x with 2 GPU's(for PCIe pass-...
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Graphics card started having issues and makes my computers unable to boot except in PCIe 2.0 x1 slot

First post here, and glad to be able to start participating now after much time reading the topics to be found around... :)!. I have a graphics card (regular 1080) that started having issues a few ...
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Compatibility of graphics card with my PC

I have a 4GB RAM PC with 2.6GHz processor and it has PCIx16 slot available. I am checking if it is possible to install 8GB graphics 2.5GHz NVIDIA card to the motherboard. Does 8GB graphics card 2....
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What's the difference between PCI-e size and bandwidth? [duplicate]

There is a note that says : 1x PCI-e x16 slot, running at x4 1x : the number of slots. x16 : the slot size. x4 : ??? I know there are 4 sizes (x1, x4, x8, x16) But also the same numbers for "...
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What is the theoretical-terminological difference between M.2, SATA, PCIe?

SATA : is a bus interface PCIe : is a bus interface M.2 : is a physical connector If that's the case, how could something be both SATA and PCIe at the same time? Also, U.2, SATA and SATAe are all ...
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Linux will not recognize Thunderbolt 3 (Titan Ridge) card on Supermicro motherboard

I have a server with a Supermicro C9Z390-PGW motherboard to which I needed to add Thunderbolt 3 connectivity, so I purchased a Gigabyte GC-Titan Ridge Rev 2.0 add in card. However, after powering on ...
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Is the PCI-E x1 slot of this motherboard faulty?

As you may know, GPU risers are composed of two PCBs, one to be connected to a PCI-E slot on motherboard, and the other one has a PCI-E x16 slot for the graphics card. When I insert the former PCB in ...
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PCIe Bottleneck and or Slot Issue?

I have a Supermicro AS-1114S-WN10RT with an AMD 7302, 16 core processor, 254 GB DDR4 3200 ECC RAM, striping data to 6 Micron Pro 9300 15 TB RAID 0 drives located in bays 0 & 1 (D:), 4 & 5 (E:),...
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A writable disk is required. : (-69772). NVMe SSD Upgrade

I have iMac Late 2013 model and it didn't have SSD installed by default so I have decided to upgrade it with NVMe SSD. For this purpose, I have purchased 2 devices: M.2 NVME SSD Convert Adapter Card ...
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8th generation Intel processor using 6/7 generation ports

My laptop has an i5-8250u CPU processor. However, few drivers are running on 6/7 generation versions. Ports I have no idea what these PCI ports do but is it something I should worry about? Do they ...
old_school's user avatar
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Someone asked me about PCIe GEN 3 X16 to Mini SAS HD 8X Dual Port Adapter (sff-8643) which led to some confusion about pcie and how it works

A friend of mine had an old computer and wanted to set it up as a server and wanted to try using a sas connector's for the first time and asked me how it worked... Well i have never used sas stuff as ...
Faust's user avatar
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PCIe 4.0 m2 SSD in 3.0 notebook: speeds and general compatibility? (WD SN750 vs SN850)

I am in the process of upgrading multiple laptops: a Lenovo L14 AMD, an E15 AMD and a recently ordered Lenovo L14 G2 AMD (5750U) with a 1TB SSD. I was wondering if I should be using the Western ...
OpenGears's user avatar
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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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Adding a Second GPU to my motherboard and Getting black screen on Startup

So, I tried connecting a second GPU, a GTX 1060 6GB to the second PCIEx16 slot via Riser cable USB in my MSI b550 Tomahawk mobo, and when I turn on my computer I just get a black screen and the VGA ez-...
Colin's user avatar
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Graphics card power consumption regarding PCI power and 6-Pin power [duplicate]

I am aware that the PCI-E slot can power up to 75W and so can the 6 pin molex power cable, I was wondering if the power draw is split evenly between both the PCI and 6 pin cable, for example would a ...
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PCIe lanes requirement on Z390

Even after reading several related questions and answers I'm still not sure if I got it right so I'm asking this just to make sure I am. I'd like to build s PC based on Asus WS Z390 PRO with 4 GPUs ...
h45h3ncryp73d's user avatar
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M.2 M-key SSD but Sata Slot?

M.2 Slot 1x 2280 SATA M.2 (M key) slot This is the listed spec for my laptop model. When I open my laptop, the slot is also a pure m key slot. I did some research and it mentioned m-key slots are ...
Lawrence's user avatar
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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.
Ankit Jain's user avatar
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Pci device not showing up

Sorry if the question has been answered before but my google skills are at an end. I'm running Proxmox 6.3-6 on a Supermicro A1SAM-2550F Motherboard and want to connect an Atheros AR5BXB92 / AR9280 ...
Robin Jonasch's user avatar
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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?
Jackz's user avatar
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Does leaving the GPU attached damage it if I never use it?

I've built my own server PC which has been up and running for about 2 weeks now. Since the initial setting-up of the OS, it has not been plugged into a monitor - I instead just access it via SSH from ...
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My new PCIe card doesn't fit into my motherboard; whose fault is it?

A capacitor on my motherboard (an Asus Prime A320I-K) is preventing the PCIe card from going completely into the slot (and against the support bracket). The card can tilt about the point where the ...
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Adding Nvidia Tesla K80 to a consumer motherboard (x399)

I am building a computer to run molecular dynamics, and I have 2 Nvidia Tesla K80s that I would like to use as accelerators. I also have an old single slot Nvidia GPU that I am using as a display out ...
Rohan Harish's user avatar
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How to use pci express serial card in raspberry pi compute module 4?

I'm running Raspberry Pi OS with desktop(Release date: January 11th 2021) in my raspberry pi compute module 4. pi@raspberrypi:~ $ uname -a Linux raspberrypi 5.10.16-v7l #1 SMP Tue Feb 23 19:01:18 CST ...
Huichun Zhang's user avatar
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How to understand what PCIe 3.0 vs 5.0 is on motherboard specs?

The latest motherboards that have been released seem to advertise PCIe 3.0 support, but the latest PCIe spec is 5.0 with 6.0 on the way. Are these latest motherboards really pinned to PCIe version 3.0,...
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