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
6k views

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 ...
0
votes
1answer
1k 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) ...
2
votes
0answers
334 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' ...
1
vote
1answer
168 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, ...
0
votes
1answer
55 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 ...
1
vote
0answers
546 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 ...
1
vote
1answer
1k views

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 ...
1
vote
0answers
206 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 ...
1
vote
1answer
5k views

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 ...
5
votes
2answers
5k views

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 ...
0
votes
0answers
538 views

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 ...
0
votes
0answers
260 views

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 ...
0
votes
2answers
714 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 ...
1
vote
2answers
1k views

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 ...
0
votes
2answers
666 views

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 ...
4
votes
2answers
391 views

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 ...
4
votes
1answer
2k views

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 ...
4
votes
1answer
2k views

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 ...
1
vote
1answer
484 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: ...
1
vote
0answers
131 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 ...
1
vote
1answer
1k views

Should I insert my video card at PCIEX4 or PCIEX16?

I have motherboard GIGABYTE GA-H77-DS3H and video card GIGABYTE GeForce GTX 660Ti. When I place it in PCIEX16 I have no video signal and motherboard makes 1 long and 2 fast beeps (which means video ...
-2
votes
1answer
227 views

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: ...
1
vote
0answers
566 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 ...
2
votes
2answers
2k views

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 ...
8
votes
5answers
20k views

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 ...
1
vote
2answers
2k views

Will a PCI Express x16 3.0 card work in a PCI Express x16 slot? [duplicate]

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 backwards compatible?
0
votes
0answers
587 views

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: ...
0
votes
1answer
1k 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 ...
3
votes
3answers
2k views

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 ...
6
votes
3answers
975 views

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 ...
1
vote
0answers
140 views

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 ...
2
votes
2answers
17k views

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 ...
3
votes
6answers
15k views

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 ...
1
vote
1answer
2k views

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 ...
0
votes
0answers
243 views

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 ...
1
vote
2answers
3k views

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 ...
2
votes
1answer
726 views

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 ...
0
votes
2answers
187 views

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 ...
2
votes
0answers
34 views

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, ...
0
votes
3answers
406 views

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. ...
0
votes
3answers
8k views

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 ...
2
votes
1answer
3k views

PCI-e 3.0 Graphic Card on PCI-e 2.0 motherboard driving five 27" monitors at 1920 x 1080 using Eyefinity

I'm planning to upgrade my current pc of 4 years for gaming purpose. I've done quite a bit of research but couldn't find what i was looking for or maybe i'm just too newbie to put everything together ...
6
votes
1answer
4k views

Do PCI / PCIe buses and devices always enumerate in the same order?

I am looking into a situation where there are multiple, identical (National Instruments) PCIe DAQ modules in a PCI/PCIe chassis, connected via either a single or dual chassis controller. In the worst ...
1
vote
0answers
783 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 ...
4
votes
2answers
4k views

How do I get to know the PCIe version on my Motherboard?

The motherboard doesn't have anything written. Are there any alternative methods to find which version of PCI-Express my slot supports? I am looking for an upgrade and I want to add a PCIE gfx card
0
votes
1answer
4k views

Can I fully disable my PCIe Video/Graphics Card per BIOS/Software?

Because of a quite noisy fan of my HD6770 I was wondering, if I could fully disable my video card through BIOS or even some Software/Windows. Switching to Intel I7 2600 internal video helped already ...
-1
votes
1answer
219 views

PCI e 3.0 Graphics cards and PCI e 2.0 Motherboards [closed]

Can a PCI-e 3.0 card (mid-budget) exceed the bandwidth of a PCI-e 2.0 of a motherboard? Thanks.
1
vote
1answer
693 views

Just installed new gfx card and no picture - but no BIOS beeps either

I have a Gigabyte M61P-S3 Motherboard and my gfx card died. I kept using the machine for about 2 weeks - because I could axs videos and such from my PS3. So that's what I did. But my monitor never ...
2
votes
1answer
3k views

How can I properly install 4 GPU's onto a motherboard? [closed]

I'm looking at this Motherboard: GIGABYTE GA-990FXA-UD7 AM3+ AMD 990FX SATA 6Gb/s USB 3.0 ATX AMD Motherboard and it has 4 PCIe express slots. However, the GPU's that I want are dual slot (Sapphire ...
3
votes
4answers
4k views

PCIe Generation 3.0 graphic board running on old mainboard Generation 2.0 or earlier?

my problem comes out of the following: I'm owning a 'MSI P45 Neo 3' Mainboard. The 100% type I haven't checked yet, I'm about to do it as soon as possible. For sure is that it's already about four ...