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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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 ...
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If I have 2 Video cards in the same computer without SLI or Crossfire will it boost performance at all?

I have this motherboard with 2 PCI-E Graphics cards, apparently only one of them is actually x16 what ever that means. http://www.gigabyte.com/products/product-page.aspx?pid=2625#ov If I put the ...
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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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PCIE Motherboard Side Riser Card [on hold]

I am looking for a PCI-E riser card that is flat on a board (like a mini motherboard) in which the cable faces TOWARDS the motherboard. My current Asus motherboard cant comfortably fit my 980ti's and ...
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16 views

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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469 views

High end graphics card - motherboard can't handle it?

Considering my budget and since it feels it might be better to wait with newer motherboards until PCI 3.0 slots become common practice, I can't get myself to buy a motherboard for 150+ Euros, just for ...
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25 views

Upgrading a DELL Precision T3400 graphics card [on hold]

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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309 views

How do I have 4GB of video memory with a 1GB video card?

I ran the direct X diagnostic tool to take a look at my graphics capabilities and it's telling me that the approximate video memory is clocked in at 4096MB. That doesn't make any sense, how is that ...
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10 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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21 views

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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24 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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Firewire via PCI, PCI-X or PCI-E

I have read up on this and sadly, have gotten some contradicting information. My issue is, my firewire units 'complained' when plugged into a PCI interface and requested they go direct into the board ...
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61 views

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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1answer
165 views

How can I tell what PCIe USB 3.0 cards are compatible with NAS4Free / FreeBSD?

I have NAS4Free running on an HP ProLiant Microserver G7 N40L/N54L. The Microserver only has USB 2.0 ports, so I’m thinking of purchasing a PCIe card so I can use a USB 3.0 hard drive at full speed. ...
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1answer
493 views

Can't write to an Intel 750 series PCIe SDD in CentOS 7

I am attempting to install an Intel 750 series 400 GB PCIe SSD card into a CentOS 7 system. The SSD shows up as /dev/nvme0 and /dev/nvme0n1 Attempting to format it with fdisk /dev/nvme0n1 results ...
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78 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 ...
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209 views

Does M.2 SSD Card mess with PCI express?

My graphic card is MSI gtx970, which uses PCIe 3.0x16. My M.2 SSD card is Samsung 950 pro, which uses PCIe 3.0x4. My motherboard is MSI z-170 pro I am not very familiar with the difference between ...
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355 views

eGPU Connected Through Wifi Card Mini PCIe?

So I'm trying to upgrade my whole computer setup, and would love to throw an external display into the mix for some gaming, 3D CAD design, and better overall experience. Now my laptop is pretty bad ...
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79 views

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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Can I use a pci-e x16 slot for multple cards?

I have a mini itx pc with only one pci-e x16 slot. There is another old style pci slot. I don't care that much about graphics bandwidth and I'd like to add USB 3.0 support. It's a waste to be using ...
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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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314 views

Is Samsung 950 PRO M2 compatible with ASUS P9X79 DELUXE mobo?

I am impressed by the read/write times of the Samsung 950 PRO M2. I have a slightly out of date mobo: the ASUS P9X79 DELUXE. I do not see an M2 port listed in the mobo specs; however, it does have ...
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988 views

New GPU power supply woes (ASUS GT640 + HP XW4600)

I have a new GPU - ASUS Geforce GT640 - which doesn't require (or have connector) for separate power supply, however when plugged into a HP XW4600 the machine fails to boot - 4 beeps in a cycle. I ...
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79 views

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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68 views

NVIDIA driver won't recongize Asus Gefore GTX520 video card?

I want to replace my working video card that is in my system, which is Nvidia Gefore 9800, with Asus Geforce GTX520 video card on my Windows 7 64 bit. For some odd reason, no matter what I do the ...
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423 views

I plugged an 8-pin EPS (CPU) cable into the GPU's PCI-E port. Is it damaged?

The r9 290x I wanted to use needs 16 pins, my PSU which I thought had 1 PCI-E 6 + 2, 1 PCI-E 6 and 1 PCI-E 8-pin setups, actually had a second 8-pin EPS cable. I don't currently have something to ...
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226 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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Can I mix PCIe cards version 2.0 and version 3.0 in motherboard adjacent slots?

Motherboard specification for expansion slot is : Slot5 : PCI-E GEN3 x8 Slot(EE : x8/x4 with Slot6) Slot6 : PCI-E GEN3 x8 Slot(EE : x0/x4 with Slot5) CPU is E5-1620v2, PCIe lanes are coming ...
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What is the “known hardware incompatibility” that disables PCIe Active State Power Management? How do I fix it?

I'm on Windows 7. I just ran a Power Efficiency Diagnostics Report through powercfg -energy and I got this error: Platform Power Management Capabilities:PCI Express Active-State Power Management ...
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Samsung 950 Pro on PCIe or SATA waiting for better motherboard

Recently Samsung has released the 950 Pro series SSDs. If I understand well they are only available with M.2/PCIe connectors which are supported only by new motherboards. Is it possible to use the ...
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What is the relevance of the PCI-E data of a chipset when using a dedicated GPU

I'm trying to match a suitable CPU, GPU and motherboard, but I'm getting thrown a bit by what would seem conflicting PCI-E data. A GPU such as the GV-N970TTOC-4GD requires PCI-E 3.0 x16 (I'm assuming ...
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How to determine whether a mini PCI-Express supports the USB Interface?

I'm eyeing the amazing Option GTM671W, which is a half-height mPCIe card that supports both WLAN and 3G. However, it was designed for the mPCIe v 1.2 specification. According to this discussion, its ...
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137 views

M.2 SSD Raid with PCI-E or SATA

I have recently bought Intel i7 6700k, Asus Maximus VIII Hero and Samsung EVO 850 M.2 SSD. I want to use SSD as a cache drive. So, I enabled RAID mode from AHCI. In BIOS there's this option: M.2 ...
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What state is support for PCI-Express hotplug in?

When I first started reading about PCI-Express a decade ago I was excited about the possibility of hotplug support, but when I got my first motherboards with PCI-Express and tried it out, the system ...
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USB 3.0 very slow on laptop P150HM (Clevo/sager)

I bought a used laptop from my friend recently, a Clevo/Sager P150HMx. It has 2 USB 3.0 ports and I was looking forward to using this over eSATAp II. However, when I plugged in my USB 3.0 controller ...
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Enable integrated video on Asus M5A78L-M LX3 motherboard without disabling PCI-E video

How I can do this? I tried to connect my integrated card with monitor via VGA and disconnect PCI-E, but there was no signal.
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How can I differentiate between the unmarked PCIE slots on my motherboard?

The motherboard in question is the ASUS P5MT-M Micro ATX The following image shows a couple sections of information taken from the official ASUS manual for this motherboard, along with an image of ...
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325 views

Does 4k supported graphical cards works on pci express 2.0?

Is it possible for a motherboard supporting pci express 16x v2.0 max to display 4k resolution using a graphical card that works on v3.0 ? Thanks for your help.
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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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71 views

Cheating BIOS POST by faking a PCIe device

I want to let the Bios POST process believe a graphics card is installed. The need arises because somebody not so clever has decided that boards with no active video card are not supposed to boot. ...
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Will this PCI express 3.0 video card work with my current motherboard and power supply?

Before I purchase a new video card (current one died after a few years) I was trying to figure out if I could use a PCI express 3.0 with the motherboard and power supply (listed below) would work with ...
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PCIe Gen3 x4 SSD disk combatible on PCIe x8 old motherboard slot?

Can you tell me if I can use a PCIe Gen3 x4 SSD disk (Intel SSDPEDMW400G4R5) in a 8 years old motherboard with a PCIe x8 (Supermicro PDSMA+) slot? There will be any speed caps? Like a SATA III disk on ...
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lspci show non existing bus address for nic

I'm trying to determine which PCI express slot my nic is using (I need to check correct configuration). I'm using lspci and dmidecode for this but I can't find the bus address from lspci in dmidecode ...
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map pcie slot-number or bdf to device-number or viceversa

Is there any way to know the drive number from BDF or slot number of a pcie or vice versa? (Preferable through console) Suppose I have 4 pcie drives attached to my system. And I know their BDF's, I ...
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USB 3.0 Card on PCIE x1 slot capping at 100 MB/s?

My mainboard is a Gigabyte EP45-UD3R. It has 3 x PCIe x1 slots and 1 x PCIe x16 slot. It specifies that the x16 conforms to PCIe 2.0 standard but does not specify if the x1 slots are 1.0 or 2.0. This ...
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Do I have to match the manufacturer of the PCIe card with the manufacturer of motherboard?

Is it possible to purchase another brand of PCIe card and slot in the PCIe slot on the existed motherboard? Will it function properly? What is the downside? Isn't PCIe slot a standard protocol? ...
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What type of PCIe slot can the new PCIe SSD drives work with?

I was looking at getting a computer into which I will insert an Intel PCIe 400GB SSD drive (Intel 750 Series SSDPEDMW400G4R5). I noticed that the Lenovo P300 workstation comes with several slots: 1 ...
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What is the maximum read speed I can get on a MacBook Pro Mid-2015?

From what I have read and being told by Apple support, the MacBook Pro mid-2015 has a PCI v3 x4. Wikipedia says that each lane in PCI v3 brings 985 MB/s, so PCI v3 x4 should be 985 * 4 = 3940 MBps ...
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Which storage interface for a laptop solid state disk, and which model of SSD? [closed]

I want to replace my laptop hdd with an ssd. I was headed for the 1TB samsung 850 pro sata but it cost a lot of bucks. So if I have to spend so much money I want to buy a disk that i will reuse in ...
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16 views

VM Support for Custom PCIe Interface

We have a MS Windows application that talks to external equipment over a custom PCIe interface and a performance sensitive environment. We would like to enable the application to run on a VM. This ...