MIT's Fractal OS has found the first evidence of Apple M1 Phantom speculation and overturned prior research on the M1's conditional branch predictor, challenging the assumption that Apple Silicon is ...

There are many ways you can implement an Intel i386 CPU on an FPGA, with the use of original microcode probably being one of the most interesting approaches. This is what [nand2mario]’s z386 project ...

Intel reported first-quarter earnings that beat Wall Street expectations Revenue rose more than 7%, a sign that the chipmaker is finally starting to see some growth. The stock has been a Wall Street ...

In today’s 2 Minute Tech Briefing, hackers exploit an Adobe Reader flaw to profile victims, DARPA develops a new AI communication language through MATHBAC, and Intel joins the massive Terafab chip ...

Sixteen miles north of Albuquerque, in Rio Rancho, New Mexico, an Intel chip plant sits on more than 200 acres of land. The site was established in the 1980s, part of it built on top of a sod farm. In ...

Continuing his reverse-engineering of the Intel 8087, [Ken Shirriff] covers the conditional tests that are implemented in the microcode of this floating point processing unit (FPU). This microcode ...

CPU manufacturers must address issues that arise with processors already on the market, especially the errors that are discovered over time. To handle this, Intel has released a new version of ...

I see an issue which exists for some rare users where 0x0 is instead of actual microcode. I can assume it's because it's located in 4 upper bytes, not in 4 lower bytes as ususal.

A team of computer scientists from ETH Zurich has uncovered a new security vulnerability that affects all Intel processors. This issue is linked to a technology called speculative execution, which ...