Questions tagged [vt-d]

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VirtualBox Nvidia GPU passthrough - disguise VM

Host: Debian 10 Guest: Windows 10 Hypervisor: Virtualbox 6.0.x GPU: Nvidia Quadro 5000 Long story short: VT-d compatible chipset, IOMMU enabled, PCI-passthrough enabled, etc., and I as far as the ...
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0answers
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Does VMware Workstation support PCI Passthrough with the VT-d technology?

Does the VMware Workstation v15.5.1 support USB Passthrough on a Host composed of the Z68x chipset with Intel i7-3770 CPU, which has the VT-d feature enabled (also known as: IOMMU virtualization) ? ...
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1answer
113 views

Can hardware be used directly by both host and guest?

I am about to start experimenting with VT-d/PCI passthrough on my new coming-soon hardware known to support it, and wondering if it will be possible to use say video/audio hardware by both host and ...
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0answers
942 views

Intel Virtualization Technology (VT-x) just won't turn on

I set the VT-x = enabled in BIOS and still Intel Processor Identification Utility reports that VT is not available. VirtualBox refuses to show options for 64-bit OS as well. My processor clearly ...
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0answers
884 views

How to tell if MacBook supports VT-d?

I am running Ubuntu 16.04 on MacBookAir6,2 with Core-i7-4650U CPU and trying to enable VT-d/IOMMU so that I could passthrough hardware to virtual machines (QEMU/KVM). According to the CPU spec, VT-d ...
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1answer
1k views

Can you do a GPU pass through with an external graphics card?

My ultimate goal Have a Linux laptop running a Windows virtual machine that uses the full potential of an external graphics card. The Linux machine would run normally on the laptop screen and the ...
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1answer
61 views

Ubuntu 14.04 host cannot mount NTFS disks with VT-d enabled in bios

I've been setting up an Ubuntu server with KVM, as documented at https://help.ubuntu.com/community/KVM/Installation. Once I started virt-manager and set up my 2nd video card for pass-thru, it ...
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2answers
2k views

Does SR-IOV require VT-d?

I am trying to use SR-IOV on VMware vSphere 6 with Intel I350-T4 NIC (supports SR-IOV). The CPU does not support VT-d, can I still use SR-IOV? What can I use to check if BIOS has enabled SR-IOV?
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0answers
480 views

IOV / SR-IOV / MR-IOV for non-network hardware

I've been looking for real-world examples of this for a long time -- mainly because I'm trying to decide whether to restrict my build-options to using only components (chipsets, processors, ...
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1answer
3k views

VM: Mac OSX Host, Windows Guest: Use VT-d so that the fast GPU is available for the VM?

Vt-d is enabled in recent MacBook Pros, but I did not find any information on actual gpu sharing. Is it possible to set up a MacBook Pro with two GPUs (Intel, nVidia or AMD) so that I can use the ...
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1answer
1k views

VT-x on Asus B85M-E motherboard

I have moved from Intel motherboard to new Asus B85M-E one. Now I'm trying to run my old virtual machines I have installed on Intel motherboard and can't run 64 bits systems. While running Linux ...
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1answer
11k views

Implementing PCI-Passthrough with Linux-KVM on Debian

I am attempting to use PCI-Passthrough to attach an old video card (Radeon 4770) to a virtual machine. I am using Linux-KVM to run my virtual machines on a Debian Linux (Wheezy, 3.2.0-4-amd64) host. ...
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1answer
9k views

Enabling VT-d on a Haswell 4770k

Well, don't I feel like a sucker. I built a new Haswell box since my old computer was positively ancient. I built it with the explicit intention of using both virtualization and maybe even trying ...
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1answer
2k views

Does VT-d need hardware support (besides the CPU)?

I have a Z68 motherboard that is capable to run an Ivy Bridge CPU which features VT-d. Currently, I do not have such a CPU, but I plan to upgrade it so I am able to pass PCI devices (Ethernet and ...
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2answers
6k views

Failed to open a session for the virtual machine (VirtualBox)

Was not using VirtualBox for some time and now found that it stopped working (as usual). When running, the following error appears Some details VT-d is enabled in BIOS Host system is Windows 8 ...
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1answer
4k views

Windows 8 freezes on startup when intel VT-d is enabled

I don't know what to make of this situation: Windows 8 freezes after about 3 seconds after booting to the log in screen. The only way i have been able to avoid the freeze, is if i set VT-d disabled ...
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1answer
1k views

Does intel i5 3210M support vt-d?

Different sockets has different features BGA house http://ark.intel.com/products/65708 rPGA housing http://ark.intel.com/products/67355 Compare chart: http://ark.intel.com/compare/67355,65708 VT-d ...
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1answer
2k views

Enabling Intel VT-d in the BIOS causes sound to fail

I have a Gigabyte GA-X79-UD3 motherboard and when I activate VT-d in the BIOS, I no longer get sound. What can I do to avoid this problem?
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1answer
522 views

Would I have virtualization issues with the new Ivy Bridge Core i3-3225?

The new processor does not support VT-d technology but I'm not sure if that would remove the ability to create a shared folder between the host(Ubuntu) and guest(Windows7). What effects would the ...
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1answer
2k views

VM: Windows 7 host, Linux guest, VT-d?

I am sick of the driver issues of Linux. So I am planning to switch to Windows 7 as a host and virtualize my Linux into it. My laptop has integrated Intel graphics and supports VT-d. For speed reasons ...
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1answer
4k views

What Hypervisor/GPU can be used for gaming under a virtualized environment?

My motherboard is the "Z68 Extreme7 Gen3", and it supports VT-d. I also have an i3, that also supports VT-d. I would like to play games under a virtualized environment using graphics card passthrough....
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1answer
519 views

Is Intel VT-d at all useful if direct device attachement is not required?

It seems that one disadvantage of Intel i3 processors versus their more capable i5 and i7 brothers is the consistent lack of VT-d support. I understand the basics of IOMMU hardware and how it would ...
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3answers
100k views

Should I enable Intel Virtualization and VT-d?

I have an Intel Core Duo P8600 and use Virtualbox. Virtual box some settings about virtualization. My question is should I enable Intel Virtualization and VT-d? I found that they were both disabled....
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1answer
457 views

VGA passthrough and desktop virtualization

In short, my dream is to have one machine with multiple paravirtualized desktop and server guests, one of which has to be a Windows desktop with powerful graphics. As Windows can't be paravirtualized ...
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3answers
11k views

Advantages of TXT/VT-d in new Intel CPUs

I am going to buy a new CPU. I have Intel Core 2 duo 4300. I've already chosen Intel i5-2500/i5-2500k (Sandy Bridge) as my new target CPU. I've read a lot of details about Sandy Bridge family, P67/H67 ...