Open-source News

AMD EPYC Turin Power Profile Selection Impact On Performance & Efficiency

Phoronix - Thu, 02/27/2025 - 00:00
Last week I published an article looking at the power efficiency of 5th Gen AMD EPYC "Turin" using the modern AMD P-State driver and the Power Profile options. The AMD P-State driver being used by default now for the EPYC 9005 series processors on Linux 6.12+ and paired with Power Profile option tuning can deliver a nice boost to server energy efficiency with only modest impact to the performance. Today's article are some complementary numbers I carried out recently on a Supermicro server looking at more of the Power Profile Selection options.

AMD Driver Lands DCC For Multi-Plane Formats With RDNA4, Tiling For Video Buffers

Phoronix - Wed, 02/26/2025 - 21:55
More RadeonSI Gallium3D changes worth mentioning have landed today in Mesa 25.1 Git for the open-source Linux graphics driver stack...

Intel Graphics Driver With Linux 6.15 To Allow Tuning The GuC Power Profile

Phoronix - Wed, 02/26/2025 - 19:51
Following the various Intel graphics driver feature updates sent out earlier this week in building up the new kernel graphics/display driver features for Linux 6.15, another prominent pull request was sent out yesterday with additional material...

FineIBT-BHI Looks To Be Ready Ahead Of Linux 6.15 To Provide Tougher Kernel Defenses

Phoronix - Wed, 02/26/2025 - 19:30
FineIBT-BHI as a means of tougher kernel defenses for fending off Branch History Injection (BHI) looks like it will be ready for upstreaming in next month's Linux 6.15 merge window...

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