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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Auto vs Onboard/Card Dell Desktop

What is the difference between auto and onboard/card on the dell optiplex 960? The description is very lacking. As the name suggests for auto, if I do not have a video card inside, it will still use ...
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What is the name of the WiFi card size in the UX31E?

I am planning to upgrade the WiFi card in my 1st gen Zenbook UX31E from N to AC. What is the name of the size of my Mini PCI-Express card?
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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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does this wifi card fit any of these pci slots?

Here's an image of my motherboard (from a dell optiplex 740): Will any of these two intel centrino cards fit in here? INTEL CENTRINO ADVANCED-N 6235 (=Mini PCIexpress) Intel Centrino ...
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How performance critical is having 16 lanes avaiable for a discrete GPU with PCI express 3.0, versus 8 lanes?

I'm looking at using a Nofan CR-95C processor heatsink with a Gigabyte GA-Z87MX-D3H (e.g. from QuietPC who build systems this way, see http://www.quietpc.com/sys-a460). However, I occasionally want to ...
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What kind of hardware do I need to have 4-5 CUDA graphic cards on Windows?

I need to run some heavy CUDA tests and I can buy something like 4-5 quadro or tesla graphic cards. My question is: what kind of hardware should I buy to use them in a Windows environment with Nsight? ...
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How to stabilize PCIe sound card in its card slot?

I have a Soundblaster Recon 3d Fatal1ty sound card and randomly every once in a while my computer won't recognize it. I am almost 100% sure it is something to do with its PCIe slot. After I turn off ...
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PCI Express - Memory Addressing vs Physical Memory in Memory Read/Write Transactions

I'm trying to find the link between Memory BARs (Base Address Registers) and Physical Memory in a PCI Express Transactions. In my last question I started to understand what happens when a CPU ...
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PCIe SSD as main (boot) hard drive on AsRock X97 Extreme M4

Recently, I assembled a new computer for personal use. With a top-notch CPU and video card installed, and reasonably fast RAM, the hard disk is now the main bottleneck in the system. The 3TB seagate ...
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PCI Express - Clarification about BAR, Memory addressing and physical memory

I'm an absolute beginner starting to understand the PCI Express protocol and I need some clarifications about its mechanics. I understood that a PCI Express endpoint device may have some memory BAR ...
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Compatible Graphics Cards for Dell Precision T5400

I just acquired a Dell T5400 workstation for use as a virtualization platform and general purpose workstation, and I am stuck on a few things. For one, the documentation I find on it is maddeningly ...
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762 views

Do Express Card to USB3.0 adapters work?

I have "Express Card USB 3.0 adapter" like this (it's in polish so I add to it Google translation, forgive that) ...
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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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124 views

Several hardware components either work or not after booting

I have a desktop computer which I put together myself and in the last weeks I discovered a strange behavior. The same issue refers to three components independently. The onboard network controller, ...
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50 views

Running two graphics cards for multimonitor support

I would like to add an additional graphics card in to my 2nd PCI-E slot to give me two further VGA/DVI ports along side the two on my primary card. I am unsure if this secondary PCI-E slot is for SLI ...
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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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Motherboard 2.0 x16 will accept graphics card PCI-E 3.0 x16? [duplicate]

I am considering buying the motherboard listed below. The specs say it has a PCI-E 2.0 x16 slot. There are PCI-E 2.0 x16 video cards. But there are 3.0 x16 graphics cards available but there don't ...
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109 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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mSATA drive swap for Wireless card

I was doing some cleaning of my older Acer Aspire 3860 laptop and noticed that my wireless card looks alot like an mSATA drive. I have not been inside laptops too often (clean, add RAM) but never ...
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Does PCIe 3.0 x8 provide enough bandwidth for a dual QSFP 40Gbit NIC?

I'm researching dual QSFP 40GBit network cards for a work project and have a few questions regarding PCIe 3.0's theoretical max bandwidth. I'm currently looking at a dual QSFP PCIe 3.0 x8 card on CDW ...
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PCI-Express: determining Max Read Request size

Is there a way I can determine the current Max Read Request size of PCI-Express on a running Windows 7/8 system? I have googled for some time now and have tried a number of programs that display ...
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How do I get a voltage on a PCIe Parallel Port?

I'm trying to use a PCIe Parallel port from C++. (http://www.amazon.com/StarTech-com-Express-Profile-Parallel-PEX1PLP/dp/B004G7O2AC) I can't seem to change the status of any of the registeres and my ...
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529 views

Mini PCI-e to USB adapter for Netbook SSD access

My old Asus Eee PC 1000 Linux netbook laptop finally kicked the bucket. It now frequently halts at random times, including immediately after pressing the power button. After some tests I concluded ...
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Pcie x16 slot 2 broken?

So basicallly, I got a brand new px8z77-pro motherboard. All the pcie slots work appart from slot 2. Im trying to run Sli with my two gtx 680 and due to this problem, I am not able to. My power ...
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How to fit 12 drives onto a server motherboard

I am thinking of building a cheap home server and found a server chassis which holds 12 SATA drives. I'm looking at this motherboard, but I am having a hard time understanding how to fit 12 drives ...
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Will my old pci express v2 video card (evga 8800 gt) work in a mobo with a pci express v3 slot?

I'm looking to get a new motherboard. I know that if the graphics card has a higher PCI version than the slot, it should work. But what about the other way around, where the slot has a higher version ...
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Physical obstacle plugging PCIe 4x into PCIe 8x

I know this has been already discussed, for example in this question, where there's even a wikipeida quote saying that it's possible. So, according to that, I bought that PCIe 4x card. I have two ...
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If I combine a PCIe x16 graphics card and a PCIe x4 hardware RAID, does the graphics card get 16 lanes?

I'm planning to install a graphics card which can utilise 16 PCIe lanes and a RAID controller which supports PCIe x4. The Ivy Bridge CPUs are all specified as supporting either one x16 or two x8 ...
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282 views

How much performance would a second GPU give me?

I'm really sorry if this is the wrong SE site to ask this question on (Please point me in the right direction!) I've purchased the following components for my computer: motherboard: ...
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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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How much space does mSATA drive take? [closed]

I have a board with one mPCIex fullsize and the other one halfsize. I was wondering whether do I need the fullsize slot for mSATA drive or the halfsize slot would suffice ? The exact drive would be: ...
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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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Detect PCI vs. PCI-E

I have remote access to a computer, and I need to find out what kind of expansion slots is has, if they are PCI, or PCI-E, or something else. How can I do this from a shell? What commands are there ...
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Why aren't there PCIe RAM expansions?

Perhaps I may be overlooking some aspect that is an important cause as to why these don't exist, but I feel that having RAM expansions through PCIe would be perfectly feasible. I know that a lot of ...
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PCI Express x16 will it a PCI Express x16 3.0 card?

I have a motherboard with a PCIexpress x16 slot. I want to purchase a card called AMD Radeon HD 7770, which uses PCIe version 3.0. Is that back compatible?
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pcie-x4 card is not detected in pcie-x16 slot by WinXP SP3 OS

I have H61M-ITX board with 1 x PCI Express 3.0 x16 slot (blue @ x16 mode) http://www.asrock.com/mb/Intel/H61M-ITX/ I wan to install there PCI Express x 4 card: ...
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871 views

Limitations due to running dual socket mainboard with one CPU?

I installed a single Opteron CPU into a dual-socket mainboard Super Micro H8DGi-F and now I'm facing the problem that I can only use one PCI-e 16x slot, although there are 3 of them on the board. I've ...
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Why do some serial interfaces have many pins?

Various hardware connectors that are dubbed "serial", e.g. USB and PCI-express, have many more than 2 pins/wires. In fact even the good old "serial port" has them. But since they are serial, not ...
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PCIe x1 serial card suddenly stops working

The Perpetrating PC... MB:MSI Z77A-GD65 OS:Windows 7 Pro CPU:Intel Core i5-3570k Ivy Bridge Memory:16gig G.Skill Ripjaw PSU:Cooler Master Silent Pro 700w HD:1TB WD Cavier black Rosewill rc-300e ...
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Graphics card compatible with my motherboard's PCIe capabilities [closed]

I'm working on segmentation of 3D volume images on CUDA, and I want an Nvidia graphics card with Computer Capability over 2.0 and 2 GB of memory. I currently own a 9400 GT with Compute Capability 1.1 ...
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My internet speed wont run at 1.0 Gbps on my Realtek PCIe Family Controller

I have an asus Gigabit Router and a gigabit NIC (Realtek PCIe GBE Family Controller) witch is running at 100Mbps rather than 1000Mbps (1.0 Gbps). When I use an old laptop on the same Ethernet ...
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Can I use a mini PCI-E card in a standard motherboard with PCI/PCI Express slots?

I'm helping someone build a computer and they absolutely insist on having an internal Bluetooth adapter. I've been searching around for a PCI-E/PCI based Bluetooth adapter but I've had no luck ...
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PCIe x1 card in a x16 slot = computer won't turn on

I have a Lenovo ThinkCentre M55 which has an x16 PCIe on the motherboard, but came with a PCIe to PCI adapter installed. I removed the adapter so I could use my x1 PCIe wifi card, but as soon as I ...
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PCI Express device does not initialize properly after extended log off

Ok, so I'm at my wit's end with this one. I work on a system which utilizes a video capture board plugged into the PCI Express bus on a Windows XP SP3 x86 machine. At one specific customer site we ...
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Can I use PCI-Express card slot (/54) to override internal graphics card on laptop?

I have an HP Pavilion DV2701TX special edition laptop. It has Nvidia 8400M GS graphics card embedded into the motherboard. There is a problem with the graphics card, it just dies out after use of a ...
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Windows 7 Installer does not recognize my hard drive

I recently bought a PCI-Express card to add additional Sata ports to my desktop (this one). Within my other SO the hard drives connected to the PCI-E card are recognized and working fine. But, when ...
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Hardware compatibility issue

I want to get a new GPU, and I was thinking about something along these lines...Gigabyte Radeon HD 7770 1GB GDDR5 DX11 DVI HDMI 2xMiniDP PCI-E This card requires PCIe 3.0 My motherboard is, pretty ...
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Is this graphic card compatible with my motherboard in terms of PCIe? [duplicate]

Possible Duplicate: PCIe Generation 3.0 graphic board running on old mainboard Generation 2.0 or earlier? today sadly my good old graphic card died :(. I'm now in the need of a new one, ...
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Two video cards on one motherboard

I recently purchased a new HP Pavilion p6-2265eo. It was then that I realised that it has only one DVI and one HDMI output.. I will connect my TV with the HDMI. so I am letft with only one DVI output. ...
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How are PCI/PCIe BARs configured to access memory on the device?

In my previous question, I established that the memory address used by PCI/PCIe devices does not have to mapped to system RAM, but could also refer to "on device" memory, e.g. RAM or registers. But ...