PCI (Peripheral Component Interconnect) is an element for connecting peripherals to computers based on the IBM PC architecture.

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Can I use an onboard and pci vga simultaneously?

I have an old machine I'd like to get running with dual monitors. The pci vga only has only 1 output port. However, I have another output via the onboard video card. Can I leverage both video cards to ...
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How to Tell Which Devices are in a PCI Slot

I am trying to figure out what devices are in my desktop computer's PCI slots. I need an open slot for installing a wireless adapter, and I cannot figure out which ones I can take out, and which ones ...
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Booting From VIA VT6421A Based PCI SATA Card

I bought a VIA VT6421A based SATA card for an 845 chipset based motherboard. The card is working – I can access the SATA HDD from Windows/Linux. The problem is I can't directly boot from the SATA ...
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Error allocating Mem BAR for PCI Device 0X/00/0

I am getting the following error when I boot my Dell Precision 390. Everything appears to be working fine, but I would like to understand what the error means and how to fix it. I believe it ...
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Adaptor that allows me to use a PCI card via a USB connection

Of course, I have a cool card from a desktop I'm retiring, that I'd like to be able to use from the laptop I've replaced it with. Laptop has no docking station. Best I can replace the card for is a ...
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Questions concerning PCI-E 2.1 vs. 2.0

My older PC's video card just kicked the bucket and has been BSODing. It has a PCI-E x16 slot. Newegg has video cards that are PCI-E x16, 2.0, 2.1, etc. The slot on my ASUS P5N-E SLI motherboard is ...
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Clarification of the difference between PCI memory addressing and I/O addressing?

Could someone please clarify the difference between memory and I/O addresses on the PCI/PCIe bus? I understand that I/O addresses are 32-bit, limited to the range 0 to 4GB, and do not map onto system ...
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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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PCI max throughput

Hypothetical here, but I want to understand. Say I have a hand me down machine, 4 PCI slots, 64-bit 33 MHz PCI. How much data can that PCI bus handle? System bus is 133 MHz. I want to use one ...
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Is PCI x16 and PCI Express 2.1 same?

My Motherboard is Gigabyte GA-MA74GMT-S2. It is written that PCI slots are 1 x PCI Express x16 slot, running at x16 1 x PCI Express x1 slot 2 x PCI slots And I see one Graphic Card which is of ...
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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 ...
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PCI Serial Bus - Need

I have two entries in device manager after upgrading to windows 8. I followed the directions in a post on this site and it helped to some degree. but I still have two PCI Serial Bus that have no ...