Open-source News

New Patch Moves AMD GCN 1.0 GPUs Over To AMDGPU Driver By Default

Phoronix - Fri, 11/14/2025 - 03:39
Following the recent patch proposal for moving AMD GCN 1.1 generation GPUs over to the AMDGPU Linux driver by default in place of the legacy Radeon driver, a similar patch has now been proposed for the GCN 1.0 graphics processors. AMD GCN 1.0/1.1 GPUs are at parity with the AMDGPU driver to the Radeon driver while needing this newer kernel driver for enjoying RADV Vulkan support, better performance, and overall a better experience...

Bcachefs Rolls Out Metadata Version Reconcile "rebalance_v2" Feature

Phoronix - Fri, 11/14/2025 - 02:06
For those making use of the out-of-tree Bcachefs file-system driver, rolling out to the snapshot/nightly testing channel is the long-in-development "rebalance_v2" functionality now known as the "bcachefs_metadata_version_reconcile" feature...

Possible Setback For Linux x86_64 Laptops: Prominent Developer Joins Qualcomm

Phoronix - Fri, 11/14/2025 - 00:51
Back in early September we reported on a Linux hardware enablement leader planning to leave Red Hat. Hans de Goede has been a longtime contributor to improving Intel/AMD Linux desktop/laptop hardware support and in fact an x86 platform drivers subsystem maintainer. We now found out where this lead Linux x86 driver developer ended up: Qualcomm...

The Incredible Evolution Of AMD EPYC HPC Performance Shown In The Azure Cloud

Phoronix - Thu, 11/13/2025 - 23:44
Last week the Microsoft Azure HBv5 instances reached general availability as powered by the custom EPYC 9V64H CPUs with HBM3 memory. These very interesting EPYC processors for memory bandwidth intensive workloads were announced last year while have finally reached GA with jaw-dropping results for software able to take advantage of the 6.7 TB/s memory bandwidth thanks to the HBM memory. The Azure HBv5 benchmarks last week showed how they compare to prior generation HBv4 instances while this article is taking things further and putting the performance into perspective against the older HBv2 and HBv3 instances.

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