Questions tagged [pci-express]
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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What's the issue with my iGPU Passthrough?
Have an X870E Aorus Pro w/ 7900X running Proxmox (Linux endwalker 6.14.8-3-bpo12-pve #1 SMP PREEMPT_DYNAMIC PMX 6.14.8-3\~bpo12+1 (2025-09-12T11:29Z) x86_64 GNU/Linux, GRUB_CMDLINE_LINUX_DEFAULT="...
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Are sense pins in PCIe power connector on GPU used for powering of GPU? [closed]
Are sense pins in PCIe power connector on GPU used for powering of GPU? I mean it does current for powering of GPU flow by these sense pins in PCIe power connector on GPU like on other "normal&...
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Why does lspci stop with error -2?
I'm investigating a PCIe problem in the control board of my cluster. To do this, I was asked to perform a bunch of lspci commands on the various PCIe buses I've got, but all of them end in a strange ...
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How to fix "Code 43" for Nvidia A4000 inside KVM/QEMU guest (PCIe/GPU Passthrough)?
I am trying to set up my Nvidia A4000 to be passed through to a KVM QEMU guest on Gentoo Linux (kernel 6.12.41). I was able to get this setup working fine for an Nvidia Tesla M40, but the same setup ...
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Why do PCIe4 SSDs not improve Linux kernel and flash image build time?
If I use an Samsung 990 Pro SSD PCIe4, building linux kernel and flash images does not improve.
My PC is HP Z2 G9 workstation, i9-13900K CPU, 64GB RAM, Ubuntu 25.04, ext4. 3 M.2 slots can be ...
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Can I use a PCIe 4.0 M.2 NVMe SSD on a PCIe 3.0 M.2 NVMe slot?
I have a Dell Inspiron 3593 and I can purchase this on the Dell website for $85.00:
Parts & repairs for Inspiron i5 3000 (3593)
Dell 256GB SSD TLC 2230 Gen3
Solid state drive - internal
256 GB
M....
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Why isn’t my M.2 SSD accessible through Windows 11?
My desktop computer is a LenovoIdeaCentre 510A-15ICB (Intel Core i5-8400 CPU @ 2.80GHz), running on Windows 11.
I just installed an M.2 SSD (Seagate Firecuda 530R, 1TB, 7400MB/s. M.2) in the internal ...
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When I use 2 PCIe 3.0 x1 slots and I put in both a M.2 PCI-E Adapter Card with 1 SSD each and put it in RAID, what the max speed I will get?
I am trying to get the max speed out my HP Prodesk 600 G2
I started with the max CPU i7-6700K .
I have put 32GB of max RAM inside it, I know 64GB is possible but for now okay.
I have one PCIe 3.0 x 4 ...
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No /dev/apex_0 with Mini PCIe Coral TPU Accelerator in a PCIe adapter
I have a Dell Inspiron 3880 running Debian stable. I put a PCIe adapter for mPCIe. I followed the installation instructions at https://coral.ai/docs/m2/get-started/#2a-on-linux but it fails at step 6 ...
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Can only part of the lanes of a PCIe link be switched?
Recently, a graphics card with an NVMe-Slot has been released. In a discussion about this device and how the SSD could be connected to the system, the following question has emerged:
Given a GPU with ...
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network interface PCIe4 x16 not compatible with PCIe3 slot
The interface is not even being recognized in during linux boot. (It works well in a different computer, with a different motherboard with proper pcie x16).
The interface is a BCM957508-P2100G:
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How do I improve the bandwidth limitations of newer motherboards connecting to older PCIe cards? [closed]
My problem is that I need to have two GPUs in this build. One is PCIe x16 5.0, and the other is PCIe x16 3.0. I want the PCIe 3.0 to card to receive at least 8GB/s, which to my understanding means the ...
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Where am I supposed to plug in this PCIe SSD?
Knowing I had a spare PCIe slot, I purchased this SSD
4TB Samsung 990 EVO
SAMSUNG 990 EVO Plus SSD 2TB, PCIe Gen 4x4, Gen 5x2 M.2 2280, Speeds Up-to 7,250 MB/s, Upgrade Storage for PC/Laptops, HMB ...
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PCIe-settings in kernel, initramfs-Gigabyte boards and new RTX5070ti 5090
I have a problem, well several, with Gigabyte B760, and probably z790 dh3s AX 1.x motherboards and scientific computing. The short of it, I need to use the cards for computing only, which doesn't ...
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Why is Bluetooth not being detected on a Broadcom BCM4352HMB Wi-Fi + Bluetooth PCIE mini card on an HP Pavilion 15-n267ca laptop running Windows 11?
I installed a Broadcom BCM4352HMB Wi-Fi + Bluetooth PCIe mini card on an HP Pavilion 15-n267ca laptop running Windows 11, and while the Wifi works fine, the Bluetooth does not and is not even detected ...
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