Latest Linux Hardware Reviews, Open-Source News & Benchmarks

Linux 6.13 Is A Great Holiday Gift For AMD Systems With Many New Features
Linux 6.13 Is A Great Holiday Gift For AMD Systems With Many New Features
19 December 12:18 PM EST - AMD - Linux 6.13 + AMD - 9 Comments

Of the many new features in Linux 6.13 for that kernel debuting by late January, AMD customers once again have a lot to look forward to from new Zen 5 features being enabled to additional performance optimizations. Here is a look at some of the most exciting new AMD features and improvements with this first major Linux kernel release coming for 2025.

Intel Core Ultra 9 285K "Arrow Lake" Windows 11 vs. Ubuntu Linux Performance
Intel Core Ultra 9 285K "Arrow Lake" Windows 11 vs. Ubuntu Linux Performance
19 December 10:30 AM EST - Operating Systems - 16 Comments

One of the areas for benchmarking exploration that I had been meaning to dive into since the launch of the Intel Arrow Lake processors back in October was checking out the Microsoft Windows 11 vs. Linux performance for the new Core Ultra 9 285K flagship processor. Particularly with the mix of P and E cores I was curious for a fresh look at the Windows vs. Linux performance capabilities. With recently carrying out a Windows 11 install on Arrow Lake for running the Intel Arc B580 Battlemage Windows vs. Linux benchmarks, following that I carried out some fresh CPU benchmarks for seeing how Arrow Lake processor performance is looking on these competing operating systems.

AlmaLinux 10 Beta Running Great With Nice Performance As Free/Community Alternative To RHEL 10
AlmaLinux 10 Beta Running Great With Nice Performance As Free/Community Alternative To RHEL 10
19 December 07:00 AM EST - Operating Systems - 6 Comments

Along with the recent release of the Red Hat Enterprise Linux 10 beta, the AlmaLinux crew released their AlmaLinux 10 beta as the latest wares for this popular community/free alternative to upstream RHEL. I've been running some early benchmarks and testing on this AlmaLinux 10.0 Beta "Purple Lion" release and it's running well with performance right inline with upstream RHEL 10 Beta.

AMD Updates Linux Patches For L3 Smart Data Cache Injection SDCIAE Handling
AMD Updates Linux Patches For L3 Smart Data Cache Injection SDCIAE Handling
19 December 06:29 AM EST - AMD - SDCIAE - 3 Comments

Back in August AMD posted Linux patches for L3 Smart Data Cache Injection Allocation Enforcement (SDCIAE). That L3 Smart Data Cache Injection (SDCI) work was since announced as part of the AMD EPYC 9005 "Turin" processors. A second iteration of those SDCIAE were posted this week in working to get this functionality enabled for the mainline Linux kernel.

18 December

MemryX MX3 M.2 Module Delivers Nice AI Performance With A Great Software Experience
MemryX MX3 M.2 Module Delivers Nice AI Performance With A Great Software Experience
18 December 11:00 AM EST - Peripherals - 16 Comments

While there are a growing number of startups offering AI accelerators, many of them are more or less vaporware and the other big challenge even among those actually shipping products is their software stacks are very premature or an outright heaping mess. Surprisingly there's a company known as MemryX that was started out of the University of Michigan AI research that is both shipping actual hardware -- and at a decent price point -- and where the software stack is a pleasant experience that works on both Windows and Linux. Here are my initial experiences in testing out the MemryX M.2 module that features four of their in-house MX3 AI accelerator chips.

SilverStone XED120S-WS Offers Mega Cooling For 4U Intel/AMD Workstations & Servers
SilverStone XED120S-WS Offers Mega Cooling For 4U Intel/AMD Workstations & Servers
18 December 08:54 AM EST - Cooling - 3 Comments

A few weeks back I reviewed the SilverStone XE360-SP5 and XE04-SP5 cooling solutions catering to AMD EPYC 9004/9005 Socket SP5 processors. These coolers worked well with 400 Watt EPYC processors and especially the XE360-SP5 all-in-one liquid cooling was very performant and practical with today's server CPU TDPs ever increasing. After that SilverStone mentioned to me they had a new heatsink that could run up to 13 degrees cooler than the XE04-SP5 4U air cooler... Talk about intriguing. Meet the new SilverStone XED120S-WS for high-end air cooling for up to 450 Watt processors while working with multiple Intel and AMD CPU sockets.

Linux Looks To Drop Support For IBM Cell Blade Servers
Linux Looks To Drop Support For IBM Cell Blade Servers
18 December 06:47 AM EST - Hardware - IBM Cell Blades - 8 Comments

The latest house cleaning of the Linux kernel is looking to drop support for IBM Cell Blade servers for those platforms from the better part of two decades ago with Cell BE processors that also had worked their way into some supercomputers at the time.

17 December

Linux Patched For Unsafe Xen Behavior Around CPU Speculative Attack Protections
Linux Patched For Unsafe Xen Behavior Around CPU Speculative Attack Protections
17 December 04:36 PM EST - Virtualization - Xen Unsafe Against Speculative Attacks - 13 Comments

Merged today to the Linux kernel are fixes for two vulnerabilities with the Xen hypervisor. One of them concerns a malicious network backend being able to crash a guest after a suspend/resume cycle of a Linux guest. The other more pressing issue addressed is a Xen hypercall page being unsafe against speculative CPU attacks.

System76 Releases Updated AMD Ryzen Linux Laptop
System76 Releases Updated AMD Ryzen Linux Laptop
17 December 02:05 PM EST - AMD - Pangolin 15 - 45 Comments

System76 has been offering AMD-powered Linux laptops for a few years now and before rounding out 2024 they have announced the new Pangolin "Pang15" laptop with an updated SoC, 2K display with 16:10 screen ratio and 120Hz refresh rate, and other refinements to this all-aluminum build Linux laptop.

Windows 11 vs. Linux Benchmarks For Intel Arc B-Series "Battlemage" Shows Strengths & Weaknesses
Windows 11 vs. Linux Benchmarks For Intel Arc B-Series "Battlemage" Shows Strengths & Weaknesses
17 December 11:03 AM EST - Display Drivers - 48 Comments

Last week with the availability of the Intel Arc B-Series Battlemage graphics cards I ran benchmarks looking at the GPU compute performance, Linux gaming benchmarks, and also the workstation graphics capabilities. The Intel Arc B580 graphics showed some nice generational uplift under Linux for most workloads but there were some anomalies where clearly the Intel Linux graphics driver had room to better optimize the new Xe2/Battlemage graphics support. Windows benchmarks of the Intel Arc B580 also showed it performing more competitively to the likes of the GeForce RTX 4060 compared to what I was seeing under Linux. Thus I spent the past few days working on some Windows 11 vs. Ubuntu Linux graphics benchmarks for both Intel Arc Graphics of Alchemist and Battlemage GPUs to see how the performance compares.

LLVM Merges TySan As Sanitizer For Type-Based Aliasing Violations
LLVM Merges TySan As Sanitizer For Type-Based Aliasing Violations
17 December 09:56 AM EST - LLVM - LLVM TySan - 6 Comments

The LLVM compiler stack offers a number of sanitizers like the AddressSanitizer, MemorySanitizer, UndefinedBehaviorSanitizer, and others for detecting different coding issues like data races, memory addressing issues, use of uninitialized memory, and more. The newest sanitizer addition to LLVM mainline is TySan as a Type Sanitizer.

NVIDIA Launches $249 "Gen AI Supercomputer" With Jetson Orin Nano Super Developer Kit
NVIDIA Launches $249 "Gen AI Supercomputer" With Jetson Orin Nano Super Developer Kit
17 December 09:00 AM EST - NVIDIA - NVIDIA Jetson Orin Nano Super - 34 Comments

NVIDIA today announced the Jetson Orin Nano Super Developer Kit as their "most affordable generative AI Supercomputer" with this upgraded Jetson Nano offering 1.7x better GenAI performance while also costing less than its predecessor. This new product looks like an exciting addition to the NVIDIA Jetson line-up and will have performance benchmarks soon on Phoronix.

16 December

Fedora Linux Grappling With New vs. Old Intel Hardware Support For Compute Stack
16 December 08:45 PM EST - Intel - Intel Compute Runtime - 16 Comments

Fedora is among the Linux distributions that package up the Intel Compute Runtime stack to make it easy to run OpenCL and oneAPI Level Zero workloads on Intel graphics hardware via the distribution package manager and without having to jump through any extra hoops. But now with upstream Intel Compute Runtime dropping support for Ice Lake and older leaves the Fedora support in a pickle. Currently they are focusing on the "legacy" branch with older hardware support but for Fedora 42 are looking at upgrading the support to focus on newer Intel graphics hardware support while leaving that older hardware support behind.

15 December

Linux Fixing A "Hilarious/Revolting Performance Regression" Around Intel KVM Virtualization
15 December 08:55 AM EST - Intel - Whoops... - 9 Comments

It's not too often that "fixes" to the Kernel-based Virtual Machine (KVM) are noteworthy but today is an interesting exception with among the KVM fixes sent in today ahead of the Linux 6.13-rc3 tagging is for beginning to deal with a "hilarious/revolting" performance regression affecting recent generations of Intel processors. This performance regression won't be fully worked around until Linux 6.14 but at least there is an interim step in place once the code is merged later today.

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