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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What kind of M.2 logical interface does Plextor M6e SSD apply?

I'm buying a Plextor PX-AG128M6e SSD in hope that it can be used as VMware ESXi 6.0 datastore. And I have checked the Wikipedia M.2 page, who says there are three options available for the logical ...
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Connect PCIe devices to Macbook pro

I have a Macbook Pro retina and I want to connect a PCIe based wireless card to it . Actually I want use a wireless card supports the ath9k open source driver. There are multiple devices but most of ...
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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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Graphics card issue with M4N82 Deluxe

I have an M4N82 Deluxe and i am looking to establish how i would go about testing the PCIe to prove it is broken. When booting it gives me the error associated with graphics. I have tried several ...
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49 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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46 views

Is there a PCIE to USB 3.0 converter?

I have an old desktop, which contains an old Nvidia GPU that I would like to use with my new laptop. I have 1 USB 3.0 slot on my laptop, and the GPU requires a PCIE slot. So my question is: Is there ...
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Can I mechanically modify PCIe connectors to accept wider cards?

From the Wikipedia page on PCI-e: Some slots use open-ended sockets to permit physically longer cards and negotiate the best available electrical connection. The number of lanes actually ...
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33 views

Multiple PCIe Controllers

I am trying to exceed the 6Gb/s barrier of SATA3 I want to use RAID 0 on multiple SSD's and I am trying to come up with a (relatively inexpensive solution) I have 40 available PCIe lanes /16 are being ...
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89 views

How to disable a plugged-in PCI-e graphic card on OS level? [duplicate]

I have a server running for which I want to have a possility to access it with a screen connected to VGA (very rarely, most of the time it's accessed via SSH). Therefore I have a PCI-e graphic cards ...
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2answers
127 views

Building a new PC - PCI-E lanes and how do they work

I'm looking to build a new gaming PC that will last a while. I want to use a PCI-E x8 SSD + GTX 780 SLI in this build. Now i'm looking around on the web to see what i need to support this in terms of ...
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395 views

Is the South Bridge on today's motherboard capable of supporting PCIe?

I am reading a book that is describing the roles of the NB and SB (North Bridge and South Bridge) and the book explains the roles of each one. However, I'm wondering, is the SB capable of supporting ...
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120 views

Will a Half Mini PCIe card work in a desktop PCI Express 2.0 slot?

I have an Intel DH67BL motherboard. Will a Half Mini PCIe card work in one of the PCI Express 2.0 slots? For example, the following product which is a PCIe Half Mini Card: ...
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88 views

Graphic card connected but bios shows as empty slot

I build computer and i plugged graphic card (MSI Radeon R9 270X) to motherboard (MSI H81M-P33) and connect this to power supply (Corsair VS450) 2x6 pins but BIOS does not detect graphic card in PCI-E ...
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92 views

Will A PCIe Sata Controller help me circumvent AHCI woes?

I have re-purposed an old machine to be a home server. The first thing I did was install Windows 7 to a spare C300 64gb Sata 3 SSD that I had. I realised after setting up, and updating windows, that ...
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13 views

Will a PCIe generation 2 card work in a PCIe generation 3 slot? [duplicate]

I have a PC with a PCIe generation 3 slot. The card I am looking at is PCIe generation 2. If I buy the older card will it work in the newer slot?
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287 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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308 views

lenovo e50 and external graphics card

I have a very cheap desktop PC that a friend of mine bought. Its a Lenovo e50. However we need dual outputs so I was gonna install a PCI graphics card. So I've bought a Sparkle Geforce 210. ...
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85 views

New pci-e video card makes computer not boot

I'm trying to upgrade the video card on my Dell Vostro 460 mini tower (from 2011, i5 3.something GHz, 4GB RAM). The card is a "Gigabyte Radeon R7 250X 1GB 1x HDMI, 1x DVI, 2x Display Port PCI-e". This ...
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67 views

How to check if an attached SSD device is SATA or PCIe on Linux?

I have a machine with both SATA and PCIe SSDs attached. Is there a set of Linux commands (on Ubuntu or CentOS) that I can use to check if a given SSD is SATA or PCIe?
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30 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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two PCI-E graphic cards how to [closed]

read through a pci-e card doesn't work with the other two graphic cards but I think my problem is different. My need is to be able to run two OSes, each having using a different PCI-E graphics ...
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95 views

Is it possible to power a SATA drive from an 8-pin PCIe power connector?

I have a Dell Precision T3610 workstation that currently has two 3.5" SATA HDDs installed, and I'd like to add two more 2.5" disks in a hot-swap bay. I have two free SATA ports, but I'm struggling to ...
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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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26 views

Does a PCIe Multiplexer/Bandwidth splitter ASIC exist?

I may be using the wrong terminology, but I am looking for something that would let me multiplex multiple lower speed PCIe lanes onto a single higher speed one. For example, 3x PCIe 1.0 lanes onto 1x ...
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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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34 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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70 views

Special PCIe x8 in regular PCIe x16 slot?

Is it safe to plug it into a regular PCIe x16 slot on a desktop motherboard? The pic is HP NC375i NIC.
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57 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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39 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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What is the maximum length of a PCI-Express Flexible Extension Cable?

What is the maximum length a PCI-Express bus can be extended with a PCI-Express Flexible Extension Cable like this (36 Pin):
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How to know if the motherboard support a graphics card

This is my mother board: http://www.asrock.com/mb/Intel/ConRoe1333-D667%20R1.0/index.it.asp I can't find what pci-express verion it implements. I want to buy this graphics card with pci-express 2.1: ...
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New GTX 970 running on PCI-E 1.1 x16 instead of 2.0

I recently purchased a GTX 970 for my system and all seemed to be fine, drivers install perfectly, games run OK if not a little under what I would have expected (this is probably due to my CPU not ...
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150 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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377 views

How to tell what version of PCI Express slot your system has?

I have just bought Lenovo H50 90C1 desktop system. It has one PCI Express slot, unmarked (does not say 3.0). There is no name on the motherboard other than Lenovo, it is an internal cheap ...
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21 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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50 views

Can I turn an internal PCI-E audio card into external cheaply?

I like listening to music, but the one thing I can't get with the mobile devices (players, smartphones, notebooks) is the volume and clarity I get from my desktop pc audio card. It's nothing special, ...
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54 views

PCIe Intterupts beind PLX switch

Firstly, I'm not sure if this is the best place to ask this question, so apologies if it isn't, but given its a quite niche question, I don't know if there is anywhere really suited to ask it. A ...
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241 views

PCIe slot #2 no detecting gpu on (2nd) brand new Gigabyte G1 x99 Gaming wifi

I'm losing my mind over this, but here goes. Brand new Gigabyte G1 X99 Gaming Wifi mobo, New i7-5820k cpu, new Corsair Vengeance 16gb (4gbx4) 2800 ram with New OCZ Vertex SSD 120gb. So upon install, ...
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67 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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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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128 views

Changing PCIE/ m.2 SSD drive

I have this following PCIE SSD on my Lenovo Ideapad U530 20289. I would like to replace this SSD with much more capacity, so I could install windows on it. I went through few PCIE SSD and I found ...
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44 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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PCIe lanes CPU dependent?

Are the number of available PCIe lanes CPU dependent? I ask because of the 5820k and the 5930k differences.
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Is it safe to use one 6 + 2 PCIe power cable to GPU

I will be installing a R9 290x that requires both a 6 pin PCIe power connector and a 6 + 2 PCIe power connector. Is it ok to use one PCIe 6 + 2 power cable from the PSU that splits into two 6 + 2 ...
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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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46 views

PCIe port backwards compatibility

Are PCIe generations backwards compatible? And will a port with N channels support a device with less than N channels? For instance, supposing I had a motherboard with a PCIe 3.0 x16 port. Would ...
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Why two similar pci slots when only one is available?

I am reading the specs of an MSI mb http://us.msi.com/product/mb/H97MG43.html#hero-specification. 1 x PCIe 3.0 x16 slot (PCI_E1, supports x16 speed) 1 x PCIe 2.0 x16 slot (PCI_E4, supports x4 ...
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Why is PCI-E speed so fast? [closed]

The wiki page for PCI-E says it is x16 bandwidth is 31.508 GB/s. Why is it so fast? Does it talk with CPU directly?
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199 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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122 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 ...