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.

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Using Dx9 GPU for Dx11 games with DX11 IGPU?

Is it possible to run DX11 applications, if GPU supports only upto DX9 and iGPU supports DX11. If not then ,is it possible to make all Graphics processing in iGPU and use GPU as Physx. Note my rig is ...
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ASUS motherboard doesn't recognize second video card

New system, briefly: ASUS Z97-A/USB3.1 motherboard 2x AMD RX480 video cards Windows 10 (64-bit) Latest BIOS, drivers, yada yada This thing refuses to acknowledge any video card that is not in the ...
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20 views

GDDR5X and HBM2 PCIe 3.0 lane requirements for GPU computing

I use a GPU for deep learning tasks which use a lot of GPU memory and memory bandwidth. I currently have a GTX 980 Ti and an i7-4790k (only 16 PCIe lanes). The GTX 1080 uses GRRD5X that has a memory ...
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19 views

How to set PCI registers

What program can I use to set PCI configuration registers from Windows 10? I have tried using setpci and BAR-edit, but when I try to write to the registers, it has no effect; when I try to read back ...
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1answer
14 views

How does PCI-E 2.0 “double” the GT/s as opposed to PCI-E 1.0

I've tried to search for this at a lot of places online except simply going and reading the 1000 page specsheet and comparing it with PCI-E 1.0 But quite simply put, how does PCI-E 2.0 achieve 5.0 GT/...
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12 views

Number of PCIe Lanes supported by processor - how many/which devices are still usable? (i5 6600K)

I'm planning on getting the Intel i5 6600K which, according to Intel, supports 16 PCIe Lanes max. Now, I've searched around a bit, (also read through some forums, but they weren't too clear) and ...
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59 views

How to use setpci to set link speed?

I have an 660TI plugged into my notebook via expresscard. I know the expresscard slot is capable of PCIe-2.0 speeds; When I plug my graphics card in before I have installed the drivers, it shows up ...
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1answer
73 views

Where does PCI-E link-width negotiation occur?

I'm trying to diagnose an underperforming PCI-E card in my system, and I've realized that it's negotiating the wrong link-width. Specifically, from running lspci -vv, I see: LnkCap: Port #1, Speed ...
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1answer
36 views

getting replacement PCIe-NVMe SSDs

In the past when I bought laptop's I'd get the smallest / cheapest (SATA) HDD available and then swap it out with a better one from newegg.com. This one particular laptop I'm now looking at comes ...
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44 views

Graphics card not getting fully inserted into slot

I have an MSI GeForce 550 Ti graphics card, which was working till very recently in a 785GM motherboard without any issues. I removed it from the slot for easier access to a hard disk in the case. ...
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2answers
50 views

Low Profile PCIe card in a standard ATX case - will it fit, and do I need adapters?

I've got a standard normal-sized ATX case (don't know its name or specifications, because I got it from a friend) and a standard motherboard (MSI B150 PC-Mate) inside. Since it doesn't come with a ...
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0answers
9 views

Cpu's and chipset's Pci express lines

I am confused about the distribution of pci express on a motherboard.For example if I have an i7 6700k,it has 20 pci express lines and z170 chipset has other 20 pci express lines.Does it mean that ...
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2answers
69 views

Can PCIe Solid State Drives store items like hard drive?

I am customizing a workstation in a computer brand website and it offers PCIe Solid State Drives category and hard drive category. I want to add a solid state drive in the workstation, but I could ...
3
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1answer
830 views

Samsung PRO 950 SSD recognized as SATA instead of PCIe inWindows 10

I have a new ASUS G752VL-DH71 laptop and I installed a SAMSUNG 950 PRO M.2 512GB PCI-Express 3.0 x4 SSD in it. The hard drive is totally usable in Windows (as drive G:) but there are three issues: ...
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1answer
53 views

Fastest available drive to date by booting time

So I'm going to build a new computer; there is a very important criteria for the specs: I want the computer to boot and start programs pretty much as fast as possible. I looked into PCIe SSDs and read ...
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25 views

How get PCI express configuration for SSD storage?

I am looking for updating my SSD in my laptop to a newer/faster one. The one currently in the laptop is the default one that came with the purchase. It is an m.2 ssd. The problem is that I am ...
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1answer
25 views

PCI Express x16 Video card memory issue

Can a PCI Express x16 video card that uses DDR2 OR DDR3 memory work on a computer running DDR memory? I bought a refurbished ASUS A8N5X nForce4 Motherboard & AMD64 3000+ Processor. The motherboard ...
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10answers
8k views

Is it possible to connect an external GPU via Ethernet?

I have laptop which has working Ethernet port but I always use WiFi . I am wondering if it is possible to run and use a graphics card (with external power supply) connected to the Ethernet port (with ...
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1answer
23 views

Wireless network card in other slot

I got this motherboard. I want to buy a wireless network card, but the graphics card takes two mobo slots, and hides a PCI Ex1.0 slot (the bottom one). Can I put a network card in the top PCI Ex1.0 ...
2
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0answers
24 views

Can I pass non-graphics PCI-E without host drivers to virtualbox vm on FreeBSD

Like the question says, I have a pci-e card with windows (but not freeBSD) drivers. Can it be passed through from a host running FreeBSD 10.3 or higher to a VirtualBox VM running Windows 8.1/10? The ...
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26 views

SATA III PCI-E controller card hangs installers / live CD

This is a long shot, but figured I'd ask here to see if anyone has a solution to my problem. I was wanting to put together an inexpensive file server, so I picked up an ECS motherboard that has an on ...
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70 views

Issues with mini PCIe to PCI Express x1 adapter

I have a Gigabyte Brix GB-BXi7-4500 which comes with a half size mini PCIe slot already occupied by WiFi + BT card. I want to use a Magewell XI100DE-SDI video capture card which requires a host ...
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16 views

PCIE GFX Card along with PCI GFX Card

I have a complicated question with a restricted budget (Like 0$). I have a PC with a GT220 graphics card which which has a limitation of being able to use only two of it's out of three. Now I need to ...
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41 views

Is there a Linux system command that can be called to change the arbitration scheme set for PCIe devices?

When probing our PCIe boards we see that everything in our system is set to a Fixed arbitration scheme. From my readings, this scheme is left up to the vendor (Which I'm assuming is our OS). I would ...
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101 views

Computer fails to sleep when booting from a NVMe SSD

Whenever I'm trying to put my PC to sleep, the screen goes blank but a power indicator stays on and all fans keep on working. I have a NVMe SSD installed on a PCIe card, and OS is installed on this ...
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42 views

Can I safely put a PCI-E 6+2 cable into a 12v4 slot on Enermax 1000W PSU?

I have an Enermax Revolution87+ 1000W PSU. It came with a total of 6 PCI-E 6+2 cables. (and some other cables, but that's the one I need information about) The red 12v4 slot, which appears to be ...
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185 views

Without BIOS support, can I install Linux on an NVMe SSD?

I’ve recently had a string of drive failures (5 in total from different brands) and I thought it would be a good time to replace them all with a very fast M.2 drive. My computer doesn’t have a M.2 ...
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1answer
26 views

What is the standard height of PCI-e slots in motherboards?

I am designing a scratch build and am going to be using a riser card for the GPU, but the case I am designing is extremely unforgiving of errors in measurements. A watercooling fitting will be ...
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2answers
91 views

What GPU specs match mini PCIe x0.5

I'm new to computer hardware, and I'm trying to add a GPU to my computer. My computer has built in AMD support, but I need a NVIDIA GPU to support CUDA. I'm crunching numbers in a Tensorflow program. ...
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Is PCI / PCI-e via USB possible?

Is there a way to interface with PCI/PCI-e hardware, externally; via USB? I want to attach a PCI-e device to my laptop/notebook. FireWire, Thunderbolt, or similar would be equally suitable.
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How to connect firewire audio device to a Micro-ATX board

PC Spec: Motherboard Model - ASRock H81M-HDS 2 x SATA3 2 x SATA2 4 x USB 3.0 (2 Front, 2 Rear) 8 x USB 2.0 I have a new PC with a micro-ATX motherboard which is naturally quite small. Problem ...
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3answers
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How do PCI-E work with insufficient cpu lanes

I'm currently on using a i3-4160 CPU and the total number of PCI-E lanes it supports is 16. I'm currently have a device taking up a 1x slot and have another 16x slot free. If I install a graphics card ...
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53 views

Can I install a PCI-E 2.0 x 4 SSD into my motherboard that has a PCI-E 2.0 x16 Slot?

I have an Asus P6X58D-E mainboard from a few years ago that has treated me well over the years and it has an octacore i7 extreme chip in it which I'd like to continue using. I was thinking I'd like ...
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1answer
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Connecting ssd to a laptop without removing hard drive?

I have lenovo y50-70 . there is no msata ports or no free ports . but i want to add a ssd to it without replacing hard drive . i want to add a 120gb ssd. I am thinking if by splitter cable like sata ...
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2answers
76 views

Can 1080p resolution be acheived with < PCIe x16?

I have a 2010-ish Dell Precision T7500 with 4 physical PCIe x16 slots, but electrically two of the slots are only wired for x4 and x8 speeds. Right now, I have an nVidia Quadro NVS 295. It's an x16 ...
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1answer
59 views

RAID array and change PCI-e slot

I have Adaptec RAID card in a PCI-e slot with a working array. However I need to change the PCI-e slot. If I change slot it will destroy my array?
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264 views

Nvidia GeForce 930M driver and PCI bus error on ubuntu

I bought a new laptop ASUS-X556UF and installed ubuntu 14.04 in it. Now i was trying to install Nvidia drivers://elementaryforums.com/index.php?threads/howto-install-latest-nvidia-driver-on-linux-...
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64 views

Can a motherboard support more GPUs than its total PCI-e slots?

Suppose your typical ATX motherboard (or similar) has X number of PCI-e slots. Is it possible to connect additional GPUs (or any PCI-e device for that matter) beyond X? I've seen a few solutions, ...
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1answer
603 views

What is PeSATA?

For my computer I am thinking to purchase one of these, which needs two SATA connectors, but I am concerned about not having enough SATA connections on my motherboard (I already have two HDDs and an ...
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2answers
916 views

Explanation of Intel z170 chipset's PCI-Express lane counts?

Officially z170 chipsets have total 20 PCI-E 3.0 lanes, and it is shown as 1x16 OR 2x8 or 1x8 + 2x4. So it seems like if I insert one 16x PCI-E device (e.g. graphics card) I won't be able to use the ...
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2answers
116 views

Add DisplayPort output to PC

I have a PC with an AMD Kaveri APU running Linux. I'm just fine with the internal GPU but would like to connect to a displayport display and my motherboard does not have a connector. Is there any (...
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7 views

Is it possible to access a sleeping computer's peripherals from another computer?

Let's say I have an PCIe video capture card on computer A and some kind of interconnect (Thunderbolt, Infiniband, FireWire 800 or the like) between computers A and B. Can I put computer A in some kind ...
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1answer
80 views

connect PCIe 3.0 ssd to another computer

I have a Samsung SSD SM951 drive in a dead laptop. I'd like to connect the drive to another computer. It's PCIe 3.0 Is there a cable or something I can buy to help connect it to another computer? ...
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USB3.0 PCIe Card not being recognized

I bought this card Orico PCIe Card that has many USB3 ports. You can find it in Amazon.ca (5 external + 1 20-pin) (I can't post the url here because I don't have enough reputation) My mobo is a ...
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Upgrading a DELL Precision T3400 graphics card [closed]

I'm looking to upgrade my older T3400's graphics card (Quadro FX 570). I've been looking at a GeForce GTX 960 card, but I don't know if it would even be compatible. It says it requires a Pci-e 3.0 ...
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19 views

Can I boot Debian live USB from PCI Express controller?

Since my motherboard(Gigabyte EP43-DS3L) doesn't have USB 3.0 ports, I decided to buy a USB 3.0 controller connected via PCI-E(i-tec PCI Express card 4×USB 3.0). I installed it along with drivers ...
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CPU or Graphics card defect?

From time to time my computer dies while in usage. The screen either turns completly white, black or shows thin vertical stripes in two colors. I then have to kill it with the power button. When I ...
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1answer
67 views

Graphics card or mainboard defect?

My PC has the following specs: eVGA Z68 FTW Mainboard AMD Radeon HD 7970 Graphics Card I am having the following problem: My PC had a White Screen yesterday (the whole Screen turned White while ...
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2answers
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How to tell if a laptop has free PCI-E slots without opening it to check?

Is there a way to tell if a laptop has free PCI-E slots without opening it to check? As this has to do with a laptop that is not mine and I currently do not have it in my hands. Is there a way for the ...
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264 views

Connect M.2 SSD (Samsung SM951) with Mainboard (MSI Z170A PC MATE)

If I connect a Samsung SM951 SSD with a MSI Z170A PC MATE Mainboard via the PCIe 3.0 x4 slot, together with a graphics card on the PCIe 3.0 x16 interface, I am using up all 20 PCIe lanes the mainboard ...