| Date | Title | Description |
| Sign up to see | Sign up to see | Sign up to see |
| Oct 11, 2024 | История Git: на этот раз не так весело | Линус Торвальдс как-то написал в своей книге, что создавал Linux для развлечения, но в итоге это привело к революции. Git, его второе творение, также оказалось «случайной революцией» — и сегодня это стандартный инструмент для людей в ИТ. Од... |
| Sep 28, 2024 | The Rise of CXL: A New Era in Computing Connectivity | In the fast-paced world of technology, innovation is the lifeblood that keeps the industry thriving. One of the latest advancements stirring excitement is Compute Express Link (CXL). This technology promises to reshape how devices communica... |
| Sep 26, 2024 | Что нового слышно о шине CXL: заметки с саммита по вычислениям, памяти и хранению данных | Приветствую, на связи снова Сергей Баширов, ведущий разработчик из R&D-команды Cloud.ru. Недавно я посетил очередной Compute, Memory, and Storage Summit, на котором было довольно много докладов на тему Compute Express Link (CXL). В стат... |
| Aug 21, 2023 | Как работает компьютер: глубокое погружение (на примере Linux) | Введение
Я делала много вещей с компьютерами, но в моих знаниях всегда был пробел: что конкретно происходит при запуске программы на компьютере? Я думала об этом пробеле — у меня было много низкоуровневых знаний, но не было цельной картины.... |
| Sep 27, 2022 | Торопиться не надо… (Про спинлоки) | Из к\ф Кавказская пленница
После небольшой статьи про особенности при работе с кэшем мне в личку прилетело несколько замечаний про работу спинлоков и приглашение на собес от пчелайнов, приятно, что чисто технические статьи читают не только ... |
| Aug 1, 2022 | Linus Torvalds uses an Arm-powered M2 MacBook Air to release latest Linux kernel | Enlarge / Slowly but surely, the Asahi Linux team is getting Linux up and running on Apple Silicon Macs.
Apple/Asahi Linux reader comments 104 with 58 posters participating, including story author
Share this story
Share on Facebook
Share on... |
| Jul 4, 2022 | Методы защиты серверов от космического излучения | В прошлой статье мы подробно разобрали проблему «флипбитов» — непредсказуемого изменения битов в компьютерной памяти из-за проникновения высокоэнергетических частиц в чувствительные области компьютерных микросхем. В научной литературе и ком... |
| Jun 13, 2022 | Во что вам обойдется конкурентная обработка. Иерархия проблем | Конкурентность сложно как следует наладить, как минимум, тем из нас, кому не повезло писать на языках, непосредственно открывающих нутро конкурентного аппаратного обеспечения: речь о потоках и разделяемой памяти. Не менее сложно организоват... |
| Nov 11, 2021 | 21 Programs to Analyze and Benchmark Your Hardware | You've just bought a new gaming desktop, or a laptop for the office. Maybe you've upgraded your computer with a new CPU and motherboard. You might be into overclocking and tweaking your system to make it run as fast as it can. But do you kn... |
| Sep 6, 2021 | Легенды и мифы процессора Эльбрус в примерах | В ответ на мою статью про тупиковость развития линейки процессоров Эльбрус в качестве базовой платформы для отечественных general-purpose CPU, пользователь @alexanius (Алексей Маркин) написал свою статью-ответ, где привёл возражения моим те... |
| Aug 30, 2021 | Отечественный процессор — так каким он должен быть? | Предыдущая статья про микропроцессор Эльбрус вызвала живой отклик читателей Хабра. Изначально я планировал написать только статью о технических проблемах VLIW-архитектур на конкретном примере Эльбруса и имел мало желания углубляться в вопро... |
| Aug 27, 2021 | Apple iPad Air Gets 40% Performance Boost with New A14 Bionic Chip | Urian B., Tech Times 27 August 2021, 11:08 am
(Photo : Screenshot From Apple Official Website) Apple iPad Air Gets 40% Performance Boost with New A14 Bionic Chip
The new Apple iPad Air gets a whopping 40% performance boost as the device get... |
| Jun 1, 2021 | RISC vs. CISC Is the Wrong Lens for Comparing Modern x86, ARM CPUs | With Apple’s WWDC coming up soon, we’re expecting to hear more about the company’s updated, ARM-based MacBook Pro laptops. Rumors point to Apple launching a slate of upgraded systems, this time based around its “M2” CPU, a scaled-up version... |
| May 6, 2021 | CLOUDFLARE, INC.
Branch predictor: How many "if"s are too many? Including x86 and M1 benchmarks! | Some time ago I was looking at a hot section in our code and I saw this:
if (debug) { log('...'); }
This got me thinking. This code is in a performance critical loop and it looks like a waste - we never run with the 'debug' flag enabled[1].... |
| Feb 23, 2021 | History of the Modern Graphics Processor, Part 5 | In our last installment of the history of the modern graphics processor, we had reached a point where the market consisted of just three competitors: AMD, Intel, and Nvidia. By 2013, all were following a similar path for their architecture ... |
| Feb 23, 2021 | History of the Modern Graphics Processor, Part 5 | In the fourth installment of the history of the modern graphics processor, we had reached a point where the market consisted of three competitors: AMD, Intel, and Nvidia. By 2013, all were following a similar path for their architecture des... |
| Jan 7, 2021 | Linus Torvalds culpa Intel por PCs sem RAM que corrige erros (ECC) | Memórias RAM com mecanismo para correção de erros (ECC, na sigla em inglês) são comuns em servidores e PCs de uso corporativo. Mas, no segmento de computadores para usuários domésticos, esse tipo de tecnologia é pouco frequente. De acordo c... |
| Jan 6, 2021 | Why don’t PCs use error correcting RAM? “Because Intel,” says Linus | Enlarge / We've been enjoying a kinder, gentler Linus Torvalds for the past couple of years... but that doesn't mean he stopped having opinions.
aaltouniversityace / kjerish reader comments 278 with 162 posters participating, including stor... |
| Jan 6, 2021 | Линус Торвальдс раскритиковал Intel за сдерживание рынка ЕСС-памяти | Александра Кукуть 6 января 2021, 18:03 Линус Торвальдс раскритиковал Intel за сдерживание рынка ЕСС-памяти
Линус Торвальдс резко осудил Intel за её отношение к памяти с коррекцией ошибок и похвалил AMD, пишет TechRadar.
Оставить комментарий... |
| Jan 5, 2021 | Linus Tovalds Blames Intel for Killing ECC RAM in Consumer Systems | Linus Torvalds isn’t happy with the way Intel has treated support for Error Correcting Code (ECC) memory, and he blames the silicon giant for essentially killing the technology outside of servers. ECC memory is used to catch and correct sin... |
| Jan 4, 2021 | Linus Torvalds Picks AMD Threadripper 3970X After 15 Years of Intel-Based Processors | Urian B., Tech Times 04 January 2021, 11:01 pm
(Photo : Screenshot From Hardware Canucks YouTube) Linus Torvalds Picks AMD Threadripper 3970X After 15 Years of Intel-Based Processors
After a long 15 years of utilizing Intel-based processors... |
| Nov 28, 2020 | Linus Torvalds doubts Linux will get ported to Apple M1 hardware | Enlarge / It would be great to see Linux running and fully operational on Apple M1 hardware like this Mac Mini—but it seems unlikely to happen.
Produnis / Jim Salter reader comments 645 with 160 posters participating
Share this story
Share ... |
| Nov 25, 2020 | Linus Torvalds wants Linux running on Apple's new M1 Macs | When Apple launched its new MacBook Pro, MacBook Air and Mac Mini systems, there was much excitement about the performance boost the M1 chips are bringing to the table.
People who have been running Windows and Windows apps on Macs, however,... |
| Nov 23, 2020 | Linus Torvalds quer que MacBooks com Apple M1 rodem Linux | Os novos MacBooks com processador M1 (Apple Silicon) vêm atraindo os olhares de muito gente, até mesmo de Linus Torvalds: quando questionado em um fórum a respeito da nova geração de laptops da Apple, ele respondeu que adoraria ter um, desd... |
| Nov 23, 2020 | Linus Torvalds would love to own a new M1 MacBook Air, but it doesn't run Linux Natively
Categories
Search | Earlier this month, Apple revealed its own ARM-based M1 processor, along with new MacBooks and a desktop Mac Mini powered by this chip. In a recent interview Apple's SVP of Software Engineering Craig Federighi said that "running ARM Li... |
| Oct 8, 2020 | 21 Programs to Analyze and Benchmark Your Hardware | You've just bought a new gaming desktop, or a laptop for the office. Maybe you've upgraded your computer with a new CPU and motherboard. You might be into overclocking and tweaking your system to make it run as fast as it can. But do you kn... |
| Jul 14, 2020 | Linus Torvalds: ‘I Hope AVX512 Dies a Painful Death’ | Linus Torvalds has written several forum posts discussing his dislike of many SIMD instruction sets, as well as his hatred of both FPU benchmarks and in general AVX-512, Intel’s 512-bit vector extensions. Linus, as per usual, pulls absolute... |
| Jan 13, 2020 | Linus Torvalds says “Don’t use ZFS”—but doesn’t seem to understand it | Enlarge / Linus Torvalds is eminently qualified to discuss issues with license compatibility and kernel policy. However, this does not mean he's equally qualified to discuss individual projects in project-specific context.
Getty Images read... |
| Feb 25, 2019 | Linus Torvalds Claims ARM Won’t Win in the Server Space | Back in 2015, AMD’s CFO, Devinder Kumar, made a startling prediction about ARM’s likelihood of succeeding in the server market. Kumar predicted that by 2019, “15 percent of the overall server space is in the ARM server business.” While 2019... |
| Apr 13, 2017 | Google deprecates Octane JavaScript benchmark, because everyone is basically cheating | Enlarge
Natalie Maynor reader comments 92 with 53 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Google has announced that its widely used Octane JavaScript benchmark is being retired, with Google ... |
| Oct 27, 2016 | The iPhone 7 has an exciting new feature that Apple is keeping secret | The iPhone 7 has one major feature that Apple is still keeping secret. And so does the iPhone 6s and iPhone 6. According to new findings, Apple happy just making its own CPU for the iPhone — one that has no rival in the smartphone market fo... |
| Oct 26, 2016 | Apple built its own custom GPU core starting with the iPhone 6 — and nobody noticed | Apple’s path from licensing standard ARM cores to building its own CPU design was well-documented, starting with the company’s decision to purchase PA Semi in April 2008. Its GPU cores, in contrast, have been broadly assumed to be licensed ... |
| Apr 23, 2015 | Analyst: Intel will adopt quantum wells, III-V semiconductors at 10nm node | As the pace of Moore’s Law has slowed and shifted, every process node has become more difficult and complicated to achieve. The old days, where a simple die shrink automatically brought faster chips and lower power consumption, are now gone... |
| Apr 2, 2014 | Ars Technica System Guide: Bargain Box, April 2014 | reader comments 106 with 78 posters participating, including story author
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Since the early 2000s, the Ars System Guides have been helping DIYers to become system-building tw... |
| Jun 13, 2013 | Cool your jets: Overclockers must pay toll to play on Haswell highway | reader comments 91 with 80 posters participating, including story author
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Intel has taken back the gift of "free” overclocking that it gave hardware tweakers when intro... |
| May 2, 2013 | Intel’s “Iris” wants to change how you feel about integrated graphics | Intel is spilling the beans on Haswell's graphics chips today.
Intel reader comments 117 with 83 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Every year, Intel releases a new line of CPUs: in 201... |
| Dec 13, 2012 | Ars Technica System Guide: December 2012 | reader comments 162 with 100 posters participating, including story author
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Ivy Bridge. Piledriver. Kepler. 20nm NAND. A long-awaited new generation of Xeon processors.
A lo... |
| Jun 8, 2012 | What should the long-awaited Mac Pro update look like? | Aurich Lawson reader comments 130 with 73 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Apple hasn't updated its Mac Pro workstation in nearly two years, leaving many pro users wondering if Apple ... |
| Apr 23, 2012 | Intel’s “tick plus:” third generation Core “Ivy Bridge” processors hit the market | Photograph by Intel reader comments 52 with 41 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
The first few models of Intel's third generation Core processor, codenamed Ivy Bridge, were launched to... |
| Feb 7, 2012 | Researchers boost processor performance by getting CPU and GPU to collaborate | Photograph by Fred reader comments 26 with 21 posters participating, including story author
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Researchers at North Carolina State University have developed a technique to tak... |
| Oct 20, 2011 | Can AMD survive Bulldozer’s disappointing debut? | Photo illustration by Aurich Lawson reader comments 123 with 86 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
AMD's long-awaited Bulldozer processor finally hit the market this week, and the Web h... |
| Oct 20, 2011 | ARM’s new Cortex A7 is tailor-made for Android superphones | Illustration by ARM reader comments 54 with 36 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
On Wednesday, ARM formally unveiled its next-generation smartphone processor, the Cortex A7, codenamed ... |
| Sep 27, 2011 | SPARC T4 looks to be good enough to stave off defections to x86, Linux | The SPARC SuperCluster T4-4
Photograph by Oracle reader comments 46 with 35 posters participating, including story author
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
On Monday, Oracle officially launched the Sparc T4... |
| Aug 18, 2011 | The Dao of ‘Dozer: Understanding AMD’s next-gen Bulldozer CPU | 2011 has been a good year for AMD; the company has successfully launched both its new netbook platform (Brazos) and its mainstream mobile architecture (Llano). The greatest challenge, however, is still ahead. AMD’s next-generation CPU, code... |
| Jul 19, 2011 | What do super computers and overclockers have in common? | If you’ve ever overclocked a CPU or GPU you’ll know that adequate cooling is the key to success. Computer enthusiasts might not know exactly why a water cooling kit allows for far greater overclocks — but that’s beyond the point: better coo... |
| Jun 30, 2011 | Why memory is the weak link in AMD’s latest Fusion chip | reader comments 41 with 35 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Llano, AMD's second entry in its Fusion family of processors that combine a CPU and GPU on the same die, launched earlier t... |
| Jun 9, 2011 | Ask Ars: with Xeon’s improvement, why bother with Itanium? | reader comments 43 with 37 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
In 1998, Ask Ars was an early feature of the newly launched Ars Technica. Now, as then, it's all about your questions and o... |
| Mar 31, 2011 | Leaked Bulldozer benchmarks may give glimpse of AMD’s future | reader comments 42 with 31 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
With so much riding on AMD's upcoming server architecture, codenamed Bulldozer, it's no surprise that the recent appearance... |
| Mar 23, 2011 | Oracle: Itanium is dead. Intel: not by a long shot! | reader comments 94 with 71 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
In an odd development, Oracle has attempted to pre-announce the discontinuation of Intel's Itanium line. In a statement tod... |
| Sep 29, 2010 | Intel’s next must-have upgrade: a look at Sandy Bridge | reader comments 50 with 42 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Intel's current generation of Westmere parts marks the end of one era and the start of another. On the one hand, Westmere k... |
| Jul 9, 2010 | Did NVIDIA cripple its CPU gaming physics library to spite Intel? | reader comments 113 with 83 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
A new investigation by David Kanter at Realworldtech adds to the pile of circumstantial evidence that NVIDIA has apparentl... |
| May 19, 2010 | IBM cheats on Cell with NVIDIA Tesla for servers | reader comments 28 with 21 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
The Cell chip that powers the PlayStation 3 has been good to IBM's high-performance computing (HPC) efforts, with Big Blue'... |
| Oct 1, 2009 | NVIDIA’s Fermi takes direct aim at supercomputing, Intel | reader comments 63 with 47 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
NVIDIA CEO Jen-Hsuan Huang kicked off his company's GPU Technology Conference this afternoon with a keynote that unveiled N... |
| Sep 21, 2009 | ARM attacks Atom with 2GHz A9; can servers be far behind? | reader comments 40 with 34 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Intel hasn't been shy about its plans to challenge ARM in the low-power embedded space, and the world's largest chipmaker i... |
| Jun 16, 2009 | Is the Rock toast? Sun reportedly nuking high-end server CPU | reader comments 28 with 18 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Here's a shocker (not): a new report from the New York Times says that Sun is canceling Rock, its forthcoming high-end serv... |
| Sep 17, 2008 | Rochester Cube’s chips are stacked?in a prototype fashion | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
You have to admire the effectiveness of the University of Rochester's PR team, because this "First 3-D processor runs at 1... |
| Feb 22, 2008 | Intel, Microsoft, Uncle Sam sink big money into multicore | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
"With multicore, it's like we are throwing this Hail Mary pass down the field and now we have to run down there as fast as... |
| Dec 12, 2007 | Return of the Son of Pentium in 2008? Intel’s new ultramobile processors | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Okay, so the original Pentium isn't really coming back in 2008, but what is coming looks enough like the Pentium to give some o... |
| Nov 15, 2007 | Kit Clips: Harpertown, high-k, big displays, and leather | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
David Kanter over at RWT posted a performance preview of Intel's 45nm quad- and dual-core Xeons, along with the new platform th... |
| Sep 4, 2007 | A brief look at Intel’s new Common Systems Interconnect (CSI) | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Back in January of 2006, I wrote a short article called "Intel has a major '06-'07 weak spot, and AMD is aiming right at i... |
| May 17, 2007 | Will Barcelona cure what ails AMD? | reader comments 0 with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit A bumpy ride at AMD
Layoffs, missed earnings targets, a delayed product launch, benchmarks that failed to cinch a win against... |
| May 10, 2007 | The Pentium 4 remixed: taking processors into the third dimension | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
I've covered Intel's 3D chip stacking plans in the past, but RWT has just posted a new article that goes into a ton of great de... |
| Apr 17, 2007 | Intel details Penryn performance, new SSE4 extensions | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Pat Gelsinger's presentation yesterday at IDF briefly covered Penryn's architectural and performance improvements, but it was a... |
| Jan 3, 2007 | POWER6, Intel’s 80-core chip, and more at ISSCC ’07 | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
The program for the 2007 International Solid State Circuits Conference (ISSCC) in early February is out, and Stephen Shankland ... |
| Nov 8, 2006 | Dell goes quad-core | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit
Dell has unveiled its first round of systems that support Intel's new quad-core Xeon (Clovertown) processor. The new systems ar... |
| Apr 6, 2006 | Into the Core: Intel’s next-generation microarchitecture | reader comments with 0 posters participating
Share this story
Share on Facebook
Share on Twitter
Share on Reddit Introduction
Over a year ago at the Fall 2005 Intel Developer Forum, Intel formally announced that they would be dropping the P... |
| Mar 30, 2006 | AMD Hires Away Key Intel Developer | Press reports indicate that AMD has hired away one of the leading designers of the Itanium processor, along with eight of his colleagues, from competitor Intel. Samuel Naffziger had only been with the company for less than a year, having be... |
| The iPhone 7 has an exciting new feature that Apple is keeping secret | The iPhone 7 has one major feature that Apple is still keeping secret. And so does the iPhone 6s and iPhone 6. According to new findings, Apple happy just making its own CPU for the iPhone — one that has no rival in the smartphone market fo... |
| Какой предел у предсказателя ветвлений? Проверили на x86 и M1 | Некоторое время назад я смотрел на высоконагруженную часть кода и обратил внимание на это:
if (debug) { log("..."); }
И тут я задумался. Это — часть цикла, от которого требуется высокая производительность, но этот фрагмент выгляди... |
