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 PIC-Express is the GPU installation on motherboards.

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SBC that interfaces with firewire and ethernet

I have been looking around for a single board computer that can pull in information from a 6-pin firewire device, use Linux to do some computation on that incoming data, and then send information out ...
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Why are bigger PCIe cards mechanically incompatible with smaller slots?

Why are higher-lane PCIe cards mechanically incompatible with lower-lane slots? For example, why are the x8 slots designed in such a way that an x16 card can not be inserted into them? They could have ...
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How to access PCI BarX value in DOS [closed]

I used Turbo C and tried to write a DOS PCI tool. I can detect my PCIe SATA host card and get the PCI configuration by CF8/CFC IO port. And I got the BARx address. Assume BAR 5 register and value ...
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33 views

Will a PCI Express x16 2.0 slot work with a PCI Express x16 3.0 graphic card

I am thinking of getting a EVGA GeForce GTX 750 Ti and put it in my HP Pavilion a6518f Desktop PC. I upgraded the power supply to a 350W switch is enough I think. But I am worried about the ...
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Virtualbox, Windows 7, how do I remove “ATA Device” from msinfo32 and Device Manager?

In Virtualbox, you can change the hard drive or DVD name, manufacturer, serial, etc. (Virtualbox manual, 9.9.2.). However, the friendly name always ends with "ATA Device", after the normal formula of ...
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Searching for PCI-Express 2.0 compatible AMD graphics cards (with CrossFireX)

I still have an Asus AMD motherboard (Socket AM3+) that has PCI-Express 2.0/2.0x16 slots. It appears that all the HD Radeon series 6000-7000 cards are PCI 3.0. Are there any HD Radeon cards ...
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32 views

Desktop graphics card on laptop [closed]

Does anyone know of a external adaptor or enclosure, that would allow a nvidia graphics card (PCI E) to connect to a Mac mini, over USB3 or better yet thundbolt port as it suposedly has more ...
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49 views

Graphics card pci-e slots for R9-280X

When removing my graphics card I accidentally snapped the clip off the pci-e slot. I've got an R9-280X graphics card on an ASUS® Z87M-PLUS: m-ATX motherboard. I've put the graphics card back in and ...
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10 views

AzureWave AR5B93 in Debian

I installed debian on my laptop few months ago. Everything was great and there were no (well, only a few) problems. I removed the wireless card (An AzureWave AR5B93), and today when I tried to put it ...
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28 views

What version expresscard slot do I have?

My laptop Elitebook 8640p has a Express card slot. But i dont know version of this Pci-e slot. Please help me detect version of this PIC-e slot (ver 1.0 or ver 2.0). This is result of PC-wizard ...
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21 views

Unbind a driver from PCIe device on windows

To unbind a driver from the device on Linux, we can use echo 0000:00:dev > /sys/bus.../unbind. This just unbinds the driver from device and we don't need to uninstall the entire driver. I want to ...
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26 views

Dell Vostro 3550 have a PCIE or MPCIE or MXM slot?

So I was wondering if the Dell Vostro 3550 has a PCIE or MPCIE or MXM slot that I could swap out the current component using it and replace it with a gpu? I've tried looking at service manual's and ...
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1answer
65 views

Does the Inspiron 15 3537 have a PCIE or MXM slot?

So I was wondering if the Dell Inspiron 15 3537 has either a PCIE or M PCIE or MXM slot on it? I currently own one but can't get the keyboard off to open it up and have a look. It does have a ...
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2answers
57 views

On PCIe 1.0, does a 64 bits graphic card could be compatible with 32 bits OS (Windows 7 32bits)

On PCIe 1.0, does 64 bits graphic card could be compatible with 32 bits OS (Windows 7 32 bits) ? Is there any restriction? Edit: Few peoples told in comments that bitness should not be an issue. ...
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2answers
170 views

What are the performance differences between PCI-Express x16 and x4

I have two PCI-Express x16 slots on my motherboard, but one of them only has x4 bandwidth. For passing through my graphics card to a virtual machine I need to use both slots and unfortunately, the ...
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1answer
63 views

SATA 3 PCIe Controller working with decreased performance (slower than SATA 2)

After reading this question about maxing out an SSD I decided to do so myself. My mobo only supports SATA 2 and has two PCIe 2.0 x1 connectors (which promiss up to 500 mb/s). So after some searching ...
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16 views

SY-PEX24028 NIC is not detected by FM2A88X-ITX+ motherboard

I'm trying to use a SY-PEX24028 (PCI-E x1) card with my FM2A88X-ITX+ motherboard. I'm using my the board's only PCI-E x16 slot for the card. I have not been able to get it to detect the card either in ...
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145 views

SMBus/I2C on a PCIe Bus

Disclaimer, I am far, very far, from a CentOS/Linux expert and I have been having a difficult time finding any of this out on my own, using Google fu. I am working on a product that goes into a PCIe ...
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55 views

Can the linux kernel enumerate pcie devices beyond what the bios can?

I am trying to build a large system using multiple pcie backplanes. The system bios has a limit on how many devices can be enumerated. Is it possible to force the linux kernel to manage the pcie ...
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36 views

Alter PCIe speed and bandwidth

So I know the basics about lspci and setpci (needs to be run as root, etc), but I'm looking for more information. I want to alter the speed and bandwidth of my PCIe card's bus. The reason being, ...
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41 views

What card i need to attach SATA drives to server

I have IBM System x3650 M2 and it has only SAS drives attached It has 7 PCI-e empty slots. I want to know what type of card i need which i can put in PCI-E so that i can join 2 SATA drives of higher ...
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Can i use any fibre channel card with IBM server or there is special type

I have this server http://www.redbooks.ibm.com/redpapers/pdfs/redp4362.pdf and i have disk array with fibre hard drives. I want to know that can i use any fibre card with IBM server or there is ...
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94 views

PCIe slots failure on Motherboard

The motherboard I'm using is Gigabyte H67M-D2-B3. When I was using my old Graphics Card (Sapphire HD 6850), my computer crashes once in a while quite randomly/unpredictably. Sometimes BSOD related to ...
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114 views

Does the DELL T3400 CN-0TP412 Motherboard support PCI-E 3.0?

Just a quick question, I've got a DELL T3400 CN-0TP412 Motherboard, and I was wondering if: it is compatible with "PCI-E 3.0" video cards? Are there any performance implications (if PCI-E is ...
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Why can't PCIe devices share lanes?

On older chip-sets it was not possible to have a dedicated graphics card in the PEG slot and have the Integrated Graphics Device (IGD) enabled at the same time. After looking online I found this was ...
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1answer
66 views

how does mxm graphics card compatibility work

I have this aio PC that's like a gimpy laptop. It's only GPU expandability is an mxm slot but I've never used them. Do I treat them like pcie without a VGA port in regards to its version standards and ...
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60 views

PCI-Express Processor/Co-processor cards

I am hoping someone might be able to help: In the days when I started with computing (C64 and later Amigas) expansion slot cards with co-processing ability were relatively common. I am looking for ...
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25 views

Can i7 4770 take 2 GPUs?

I want to use 2 AMD Radeon HD5450 GPUs and a Intel i7 4770 for a multi-seat gaming setup. I have found a motherboard that has 2 PCIe x16 ports ports but I am wondering if the CPU will support it ...
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33 views

GPU plugged into a x16 PCIe with 4 available lanes, will it work?

I'm considering a configuration with a µATX motherboard (Fujitsu, with Intel Q87 chipset) that has two PCI express x16 slots, one would be occupied by a card that needs the 16 lanes, and the second ...
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My PCIe video card does not work in POST, only comes on when Windows loads

I have an ASUS Maximus V Extreme motherboard which has onboard video. There is an Asus GeForce GTX 670 in PCIe slot 1. In the BIOS, I have PCIe selected as the preferred GPU. I've tried disabling ...
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126 views

Install PCI-E SATA driver on unbootable Windows XP

My SATA controller on motherboard died. I've pluged a SATA controller on PCI-E. BIOS recognizes it just fine, boots from it, but Windows XP, I assume, lacks drivers for such a controller and reboots. ...
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Broadcom BCM970015 Datasheet

I'm having trouble finding the datasheet for the BCM970015::image PCI Express Mini card. Can anyone help locate it? I'm interested in the physical dimensions, specifically the profile (height), ...
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65 views

Unable to find PCIe wifi card using PCIie - usb - cPCI adapter

I have a PCIe wifi card connected via a PCIe-cPCI adapter. Reading lspci output, it seems that the card is not connected at all, and I really cannot figure out where the problem is. Plus, I do not ...
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474 views

Mini PCI Express <-> ExpressCard compatibility

Is it possible to plug a mini pci-e card such as the BCM970015 into an ExpressCard connector? Basically I am asking if I could put a mini pci-e card inside am empty ExpressCard card without any ...
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GPU Upgrade from MSI GTX 560 Ti [closed]

So I haven't really kept up with tech news for a while (moving, jobs, RL and such) and was wondering what the best 'next step' upgrade would be for me. My current Rig: Core i5 2500k @4ghz 8gb ram ...
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Searching for a PCI standalone System [closed]

For a research project, I would like to have a PCI(e) card which is a full standalone system (own CPU, memory, sata bus, network interface, etc..) running Linux, but which can be deployed on another ...
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49 views

Are there any human-readable PCI slot management utilities for CentOS / Linux?

I'm looking for a method to determine, in a human-readable way, what kind of PCI device is in which slot on a computer running Linux or a derivative. lspci is somewhat cryptic and impenetrable, and ...
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92 views

AVerMedia Broadcaster HD not working in Windows Server 2012 R2

I have a machine running Windows Server 2012 R2 Standard equipped with an AVerMedia Broadcaster HD, when using the RECentral program it says the device is occupied and to close the conflicting ...
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129 views

Full-size card in slim case?

I have a Dell Optiplex 745 (the slim one) and was thinking of upgrading the video card. I was interested in something like the GeForce GTX 660 Ti, but because I have a slim case, this may not be ...
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25 views

Does Atto H680 HBA have a hardware buzzer?

I installed an Atto H680 PCIe HBA on OS X 10.9, and its software included an annoying menu bar icon, whose only purpose (I believe) is to turn off the card's hardware buzzer after an event. As far as ...
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39 views

Arranging PCI-e cards to maximize performance in machine

I just put a new machine together using an ASUS Republic of Gamers Rampage 4 Extreme motherboard. The machine has 2 nVidia GTX 660s, an Adaptec SAS/SATA 6G controller and a Creative Sound Blaster Z ...
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2answers
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PCIe Video Card has a connector on top

I have an 8500GT XFX 512MB Video card(like the picture) and I noticed that it had an interesting looking connector at the top of it. At first I didn't really take it into much though, until the other ...
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700 views

PCIe 16x into a 1x slot

This is a very simple questions because i saw a video where some guy uses this PE4L V2.1 adapter to connect his 16x PCIe GPU to a mPCIe slot, but the adapter only uses a 1x PCIe slot. i have a 16x ...
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240 views

Serial PCIE not detected?

I have a "Moschip PCIe 9922 Multi-I/O Controller" 2x serial PCI-E card that I'm trying to get working on Ubuntu 13.04. lspci shows the controllers fine, but "dmesg | grep tty" isn't showing them. $ ...
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Supporting PCI-E X1 network cards by CentOS(RHEL)

Help me please I want to know it becase my windows 7 cant see my PCI-working network card and I dont want to buy a motherboard and then find that CentOS does not support PCI-E X1 network card. I want ...
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369 views

Determine PCIe device NUMA node

Assuming fairly recent Linux OS, is there an easy way to determine to which NUMA node the PCIe slot, where a device is plugged in, belongs?
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124 views

EeePC 1005HA 2nd Hard drive?

I have an old Eeepc 1005HA netbook lying around that I want to turn into a lightweight home server. As part of its server duties, I'd like it to host some NAS drives and maybe a small personal ...
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PCI Express BAR memory mapping basic understanding

I am trying to understand how PCI Express works so i can write a windows driver that can read and write to a custom PCI Express device with no on-board memory. I understand that the Base Address ...
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64 views

Does PCI-E x16 that works in x4 works can work as normal PCI-E x16?

I want to buy a motherboard. It has 2 PCI-E x16 slots. I need 2 PCI-E x16 slots to place there 2 videocards that I will use for cuda computing. When I saw motherboard's specifications I found that one ...
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Powering 7970 HD cards. Separated cables or single cables?

I just received my new computer. It has multiple GPUs (XFX 7970 HD). They have two power sockets: a 8 pin socket and a 6 pin socket. Can I power each card with a single power line? My PSU ...