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.

learn more… | top users | synonyms (1)

0
votes
1answer
432 views

Why is my PCI-Express 3.0 graphics card running as PCI-Express x16 v2.0?

My new computer is a top value machine: Motherboard ASUS CrossHair V Formula Z CPU FX-9370 DRAM 2.133MHz GPU Radeon R9 280X PSU Corsair AX1200i All drivers are up to date (as for today: September ...
0
votes
2answers
435 views

Intel 10Gbps card bandwidth

I have an Intel 10Gbps card that has the 82599 10GbE Controller. The card has two ports in it. The datasheet of the controller says it supports PCIe 2.0 (2.5 GT/s or 5.0 GT/s) Now, according to PCIe ...
0
votes
2answers
933 views

Does PCIe x1 mean a standard height and full length?

I need a new computer that have a PCIe x1 slot that takes an standard height, full length PCIe card. In this specification (taken from HP Z230 Tower Workstation, http://www8.hp.com/us/en/campaigns/...
0
votes
1answer
282 views

What interface do I need for my graphics card?

The motherboard died on a gaming laptop belonging to a friend of mine, and I am rebuilding it as a desktop as a favor for him. According to the specs from alienware's website and several ...
0
votes
1answer
772 views

USB 3.0 hard drive in usb 3 port only recognized as usb 2

Today, I bought a Sabrent CP-4PTU USB 3.0 PCI Express Controller. I installed the latest software from the website, and after a reboot, I plugged in a USB 3.0 hard drive into the controller, and the ...
0
votes
0answers
28 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, ...
0
votes
1answer
34 views

How to properly install ethernet card

I picked up a PCIe ethernet card because my ethernet port stopped working. I got this ethernet card. I have the following motherboard. I'm having trouble figuring out how to plug it in. My ...
1
vote
1answer
422 views

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 ...
0
votes
2answers
90 views

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 ...
1
vote
1answer
6k 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 ...
1
vote
0answers
244 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 ...
-1
votes
1answer
123 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 bandwidth....
1
vote
1answer
428 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 ...
1
vote
1answer
42 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 ...
1
vote
0answers
148 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 ...
1
vote
1answer
57 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 ...
0
votes
1answer
875 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 ...
-1
votes
2answers
669 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. ...
3
votes
2answers
10k 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 ...
1
vote
1answer
589 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 ...
1
vote
1answer
4k 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 ...
0
votes
0answers
352 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 ...
0
votes
2answers
184 views

What card do 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 ...
1
vote
1answer
30 views

Can I use any fibre channel card with IBM server or there is a special type?

I have this server and a disk array with fibre hard drives. I want to know whether I can use any fibre card with IBM server or there is a special card which I can use Currently I have this card. The ...
1
vote
1answer
2k 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 ...
0
votes
3answers
1k 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 ...
5
votes
1answer
523 views

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 ...
0
votes
1answer
454 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 ...
0
votes
0answers
84 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 ...
0
votes
1answer
167 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 ...
4
votes
2answers
2k views

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 ...
1
vote
2answers
460 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. ...
3
votes
2answers
3k 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 ...
4
votes
1answer
136 views

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 ...
0
votes
0answers
170 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 ...
0
votes
1answer
290 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 program....
0
votes
1answer
843 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 ...
3
votes
1answer
1k views

Does Disabling a PCI Device in Windows Device Manager Shut Off Power?

Hardware devices can be easily managed in Windows using the Device Manager. I am interested in completely powering off a PCI device (my graphics card, for instance). I am aware that, in Device Manager,...
0
votes
0answers
140 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 ...
3
votes
2answers
543 views

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 ...
2
votes
1answer
2k 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 ...
1
vote
2answers
1k 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. $ ...
4
votes
2answers
5k 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?
0
votes
0answers
413 views

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 ...
2
votes
2answers
848 views

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 (...
1
vote
2answers
35 views

HP 110-023wp desktop computer

The specification states that it has 1 PCIe half-length slot that can be used on this computer. I am wanting to put a graphics card in the case, as I don't like the Intel onboard HD2500 graphics chip....
0
votes
1answer
752 views

Will Graphic Card with PCIe 2.0 version using on PCIe x16 1.1 affect graphic cards performance?

These are my motherboard specs. Slots 1 PCI Express x16 slot (PCI Express Bus SPEC V1.1a compliant) 2 PCI Express x1 slots 1 PCI slot, support 3.3V/ 5V PCI bus Interface. See the ...
0
votes
2answers
459 views

I'm trying to upgrade to a new GPU, need some help identifying whats in my PCIe x 4 slot

I'm trying to upgrade to a GTX 770 from a single slot GPU, however, it requires two PCI slots, and all mine are occupied. I know whats in one of the slots (not including GPU), but I need help ...
0
votes
0answers
169 views

New PSU won't power on with GTX780, works fine with 9600GT

A friend of mine had a PSU blow in the middle of other rotten luck, so I have him my PCP&C Silencer 910w and bought a SeaSonic SS-660XP2 (660W 80+ Platinum) as the replacement. It's a much lower-...
1
vote
1answer
299 views

Can you use a PCIe 16x card in a PCIe 1x slot?

Can this be done at all? Can this be done with a riser? I want to use two PCIe 16x cards in the two other slots i have on my motherboard that are PCIe 1x. Can it be done? Thanks,