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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Plugging in a GPU into a PCI slot via a PCI-e to PCI converter: is it possible?

First of all, this is for a GPGPU project so I only need a very small amount of bandwidth. The bandwidth for PCI and PCI-e 1x slots are several orders of magnitude more than I need. Some people have ...
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Speeding up USB 3.0 on my machine, Vantec USB3.1 to PCI card is slower than MOBO ports?

So I read an article on Tom's Hardware after I was tired of waiting for some backups to complete faster. Admittedly I did not understand parts of the article but what I took away from it is that I ...
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40 views

USB 3.0 PCIe 2.0 card in PCIe 1.0 slot, can I make it work with Ubuntu 14.04?

I bought a PCIe 1x USB 3.0 card by Renesas, model µPD720201 to slide into my Dell Optiplex 990 motherboard's PCIe 1x slot. Card: ...
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204 views

Can a PCI-E 6 pin cable be used in-place of an 8 pin cable?

I yesterday returned my GTX 960 as it was faulty, and have bought an R9 290, which requires two 8 pin PCI-E cables. I have two 6 pin PCI-E cables, which supplied power the 960. The only difference ...
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421 views

asus p8z77-v lx and gtx 970 not working in pci-e 16x

Today I got this motherboard cause my old p67 motherboard wouldn't work with msi gaming gtx 970. It showed a black screen and refused to post, like it wasn't even connected with the monitor. This same ...
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185 views

PCIe power from a Dell Optiplex 7020

We've just purchased a new Dell Optiplex 7020 to house a PCIe digitiser for use in scientific work. The PCIe card in question needs extra power in the from of a 6-pin 'PCIe' power cable. ...
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158 views

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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98 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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76 views

How to control PCIe power?

Is there any consumer-grade motherboard (for Intel i3/i5/i7 CPUs) that lets me physically power on/off PCIe slots? PCIe slots are on motherboards, so I guess a motherboard can easily power up/down ...
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172 views

Tesla K20 PCIe 2.0 limit in driver or VBIOS?

I have multiple Sandy Bridge/Sandy Bridge-E GPU/CUDA development machines and while I could get both GeForce GTX680 and TITAN to work in PCIe 3.0 mode (using the NVreg_EnablePCIeGen3 driver option, ...
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558 views

Adding eSATA PCI Express card

I've tried to add a PCI Express card to be able to plug eSATA hard drives to my home server (running Proxmox). Everything is plugged but I'm stuck. Is there any thing to do to setup the PCI card ? ...
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284 views

same pci bus address for pci slot and on board ethernet port?

The pci slot address shown is same as the one shown for on board ethernet card. There is a conflict. Not sure how to resolve it. Various command output are dmidecode -t 9 | grep 'Bus Address' ...
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415 views

My computers startup got slow after changing the PCIe which my graphic card was installed

I recently found that that i had my graphic card installed on the wrong PCIe. Instead of using the 16x one (for Express 3.0) i was using the 8x one. So i just unplugged my graphic card from the 8x and ...
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148 views

How to Perform Full Power Cycle on Reboot

Hopefully this is the place to ask this. My problem is that I have a PCIe device I'm trying to use on a home built computer. The card will only work on a full power cycle of the computer. I've tried ...
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123 views

Mini PCIe wireless card, Shuttle SZ68R5

I know very little about (wireless) networking. I just bought and installed the Intel Centrino Ultimate-N 6300, but didn't know that I also need an antenna and a cable (or a couple of) to connect the ...
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477 views

Laptop with two variants, identical motherboards: Graphics card addition possible?

Ok, I know a gazillion people have asked countless times about the possibility of adding a graphics card to a laptop, but this one has a twist: I got a Samsung NP300E5Z laptop recently, and the ...
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702 views

Z77 Motherboard with i7-2600K cpu, what will not work?

I'm building a new system. So far I think I narrowed it down to Gigabyte GA-Z77X-UD5H (Z77 Ivy Bridge chipset) motherboard. I was planning to get i5-3570K(Ivy Bridge) cpu, but now I can get ...
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804 views

How to Reset a mini-PCIe Card without Rebooting (Linux)

First, some context. Fed up with my old netbook stuttering with 720p videos and flash content all the time, I decided to look around for a solution. Finally I decided on CrystalHD, a video decoder ...
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2k views

Suddenly my PC stops recognizing PCIe video card

My PC specs: Intel Core i5 2400 Intel DH61WW Motherboard 4 GB RAM 500 W Gigabyte PSU XFX GeForce GTS 250 Windows 7 Ultimate Custom make, bought on July 2011 except the graphics card, which I bought ...
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11 views

NIC Died, Got RMA and Died Again, How to Find the Cause?

As the title says, I had an Asus PCE-N15 NIC working smoothly for about a year and a half and then it started acting wonky. What would happen is that I could connect to the network, but the NIC would ...
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17 views

NIC on PCI bus only works when attached to POE supplying network

This is a strange one.... I have a PC with both an on-board NIC and an additional NIC in a PCI slot. The NIC in the PCI slot will only create a link when attached to a network which supplies POE. ...
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15 views

Are there consumer-oriented Intel motherboards supporting full 16x PCIe 3.0?

I know that many Xeon boards have supported PCIe 3.0 for 16x lane devices for several years now already. However, when I look at this list of Intel motherboard chipsets, I only see 16x PCIe 3.0 ...
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42 views

asrock AM1H-ITX mini-pcie slot support mSata or M.2 SSDs?

related: Will a SATA SSD drive work in WWAN (miniPCIe) slot? Does this asrock AM1H-ITX motherboard support mSata or m.2 SSD drives on the miniPCIe slot? I've already looked on the manual, and they ...
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24 views

What keeps my USB connected, powered PCIe Extender losing signal?

I have a Single R9 Fury X graphics card connected to a PCI Express x1-x16 USB 3.0 Extender on a Crosshair V Formula-Z MB and it keeps losing signal after about 5-10 minutes. My pc is running fine ...
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39 views

Upgrading from a 28 lane CPU to a 40 lane CPU

I'm looking to do a 2011-3 build on a budget. For the time being I'd like to put in a cheap CPU with 28 pci-e lanes and I would like to do an upgrade to a 40 lane CPU later on. This would allow me to ...
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17 views

Will Mini PCI-E type WLAN card through Mini PCI-E to USB adapter not work?

This question starts from my previous question about MIMO In comment, it has been said that a WWAN card will work with the adapter, but a WLAN card will not. I am curious that it is true to every ...
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44 views

NVIDIA GeForce 200 PCIe not detected in Dell Optiplex 7020

I recently bought a Dell Optiplex 7020 mini tower along with an NVIDIA GeForce 200 (HDMI) PCIe card. The BIOS displays SLOT-1 empty. In other words, the motherboard is not detecting the graphics card. ...
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37 views

Do some recent Intel-chipset-based Motherboard support PCIe 3.0? Web is undecided

I'm thinking of getting a motherboard, which I need to (properly) support PCIe 3.0. Now, I've been looking at Intel's desktop chipset website, e.g. here, and that says their current performance ...
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Graphics Card Causing Splash Screen To Stay

I have a GTX 650 ti, and it recently had its drivers crash. After uninstalling and re-installing it with failure, it kept crashing. I formatted my drive using a spare Radeon 6770 I have. After ...
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106 views

Will a single VGA in a PCIe 2.0 x16 (x4 mode) slot perform the same as in a PCIe 2.0 x16 one?

I have an ASUS P8P67-M REV 3.0 which has the following PCIe 2.0 slots: 1 x PCIe 2.0 x16 (blue) 1 x PCIe 2.0 x16 (x4 mode, black) I've just bought a new VGA (GTX 970), which is huge, and ...
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46 views

Can a PCI-E cable that splits into two…be used on different PCI-E devices?

The way my Seasonic X-1250 PCI-E cables are designed is... There's one end which is a single cable with a 12 hole connector...that goes into the PCI-E port on my power supply. But then the other end ...
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63 views

Do the usb ports (type c) of the new macbook or chromebook have direct PCIe access? Or do we not know yet?

The usb type c standard supports PCIe signals as an alt-mode. Do we know if the type c ports on the latest macbook and chromebook have PCIe access. If they don't or we don't know yet, then what is ...
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57 views

Can I make a 4pin EPS12V to a 8pin PCI-E adapter

I need two 8 pin pci-e for a graphic card, however all I have left is two 4 pin molex and a 4pin EPS12V. I've got two dual molex to 8pin PCI-E adapter what If I cut one of them, cut the male EPS12V ...
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23 views

How is lane transfer speed of PCI-Express determined?

I'm trying to learn more about PCI-Express and expansion buses and am stuck on calculating transfer speed of each lane. I understand that different peripherals, like graphics cards, have different ...
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82 views

Soundcard not working in PCIe Slot

I own a Gigabyte GA-Z77M-D3H and bought a Asus Xonar DGX Soundcard. The MB comes with the following PCI(e) Connectors PCIe X16 PCIe X1 PCI PCIe X4 (as X16 physically) My Gigabyte GTX770 (Graphics ...
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45 views

Access PCIe card over network / PCIe virtualization

I need to access a PCIe card over LAN. I am wondering if there is an existing virtualization solution for this or if I need to create my own solution. The scenario is as follows: I need to use an ...
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51 views

How to overclock PCIe bus on TA880GB+ motherboard

I was given a XFX R9 290 by a friend. I have a Biostar TA880GB+ motherboard. It freezes and the Ethernet cuts in and out when the video card is installed. Apparently this is due to the XFX R9 290 not ...
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88 views

msata ssd inside wwan port - dell P11F

I want to know if it is possible to let a mSATA ssd work inside a mini PCIe slot intended for a wwan card (It says wwann/tv)? I know that there is a difference between mSATA and mini PCIe but I also ...
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219 views

troubles with PCI-E passthrough with qemu on ubuntu: pci-stub/bind says no such device

so im trying to bind my second radeon card to pci-stub, as per instructions for setting up GPU passthrough in here, but once i get to binding the card to pci-stub, it tells me it isnt there. this is ...
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141 views

Will Loading Up My PCI Express Slots Affect GPU Performance?

I wanted to know if loading up my PCI bus with different cards will affect my GPU's gaming performance. I have a ASUS Maximus VI Formula with 3 PCIe x16 3.0 slots and 3 PCIe x1 slots. I have a single ...
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201 views

Gigabyte GA-J1800N-D2H: mini-pcie ssd?

I'm currently building a HTPC and want to add a small System OS SSD to this board: Gigabyte GA-J1800N-D2H The specs list a Mini-PCIe port on that board, but the manual says it's only valid for ...
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Does PCI-Express speed affect the memory bandwith and clock speed of my graphics card?

I need to buy a CUDA compatible graphics card for color grading work, and a lot of questions are popping up. Mainly this: If I put a card that supports PCI-E 3.0 into a 2.0 slot, does that have a ...
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81 views

Error Booting from PCI-E Drive

To cut straight to the point. I have a computer. It has two solid state drives. One is pci-e, one is not. They both have ubuntu installed on them. I can boot from one hard drive, but I cannot boot ...
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97 views

Can multiple PCIe host devices enumerate the same piece of hardware?

I have a host device consisting of an Intel CPU and a PCIe switch; and I also have an adapter card which itself has some CPU, some PCIe end-point peripherals, and a PCIe switch. Normally only the ...
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52 views

Mac Air SSD in new Mac Mini?

So I bought a new Mac Air in early 2014 that I promptly rested on the boot of my car before leaving work. Cut a long story short it falls off on the motorway and gets run over. Despite a smashed ...
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206 views

error code 62 when installing a graphics card

Ok first let me say that when i first built my system everything works perfectly i had 2 msi lighting r9 290x's running in crossfire. The computer booted up with both graphic cards just fine, ...
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112 views

HP Pavilion p6000 - Support Nvidia CUDA cards?

HP Pavilion p6000 AMD II Seems to have a large PCI-E and 3 small PCI-E slots. I think it is a PCI-E 2 but I can't confirm. I was hoping to put one of these in it: ...
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22 views

4-Port Ethernet to PCIe Options

We are developing a distributed multi-channel data acquisition system. We are using 100BASE-TX for data transmission. However the data throughput requires a minimum of 4 Ethernet cables to the PC, ...
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241 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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191 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 ...