# \#bios

**URL:** https://forum.hhf.technology/tag/bios/80.md

[Latest](https://forum.hhf.technology/latest.md) · [Categories](https://forum.hhf.technology/categories.md) · [Tags](https://forum.hhf.technology/tags.md)

---

## [How does IOMMU initialization differ between UEFI and BIOS](https://forum.hhf.technology/t/how-does-iommu-initialization-differ-between-uefi-and-bios/183)

<div class="topic-metadata">

**Author:** [@hhf.technoloy](https://forum.hhf.technology/u/hhf.technoloy)\
**Replies:** 0\
**Last updated:** [June 21, 2024, 6:30pm UTC](https://forum.hhf.technology/t/how-does-iommu-initialization-differ-between-uefi-and-bios/183 "2024-06-21T18:30:00Z")

</div>

The initialization of IOMMU (Input/Output Memory Management Unit) differs between UEFI (Unified Extensible Firmware Interface) and traditional BIOS in several key aspects. Here’s a detailed comparison: Key Differences i…

---

## [\*\*\*Guide\*\*\*What are the best practices for enabling IOMMU and SR-IOV in BIOS](https://forum.hhf.technology/t/guide-what-are-the-best-practices-for-enabling-iommu-and-sr-iov-in-bios/181)

<div class="topic-metadata">

**Author:** [@hhf.technoloy](https://forum.hhf.technology/u/hhf.technoloy)\
**Replies:** 0\
**Last updated:** [May 28, 2024, 3:12pm UTC](https://forum.hhf.technology/t/guide-what-are-the-best-practices-for-enabling-iommu-and-sr-iov-in-bios/181 "2024-05-28T15:12:00Z")

</div>

Enabling IOMMU and SR-IOV in BIOS is essential for effective GPU passthrough and virtualization. Best Practices for Enabling IOMMU and SR-IOV 1. Access BIOS/UEFI Settings Restart your computer and enter the BIOS/UEFI s…