Open-source News

GNOME & KDE Plasma Wayland Sessions Outperforming Xfce + LXQt On Ubuntu 25.04 For Linux Gaming

Phoronix - Wed, 04/02/2025 - 22:44
Last week I posted some initial GNOME 48 and KDE Plasma 6.3 desktop gaming benchmarks on Ubuntu 25.04 beta for looking at the performance of those two leading desktop options for this upcoming Ubuntu Linux release. Both GNOME and KDE under Wayland were outperforming KDE on X11 (and GNOME on X11 wasn't even working due to bugs). Some Phoronix readers questioned though whether the Wayland advantage on GNOME/KDE was due to those desktops losing focus on X11 support or if they are just too bloated. So for adding some additional context, here are some graphics/gaming benchmarks on the same system hardware/software when adding in the Xfce 4.20 and LXQt 2.1 X11 desktops.

Many KVM Updates Merged For Linux 6.15

Phoronix - Wed, 04/02/2025 - 22:09
This morning's Intel TDX update reminded me that I still hadn't gotten around to digging into the Kernel-based Virtual Machine (KVM) changes merged last week for the ongoing Linux 6.15 kernel merge window. Here is a look at the KVM changes this cycle that continue to be particularly heavy on Intel and AMD virtualization improvements...

Intel TDX Is Becoming Potentially Faster, Avoiding "Slow & Buggy" Code Path On Linux

Phoronix - Wed, 04/02/2025 - 20:19
Intel Trust Domain Extensions (TDX) for providing hardware-backed isolation and confidential computing support for virtual machines (VMs) on modern Xeon processors is about to become more reliable and potentially faster for some workloads...

Qt 6.9 Released With Performance Work, Better Emoji Handling & Greater Visualizations

Phoronix - Wed, 04/02/2025 - 18:30
Qt 6.9 was just released as the newest version of this open-source, cross-platform graphics toolkit...

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