Two interesting XOR circuits inside the Intel 386 processor(righto.com)

82 points by _Microft 2 years ago | 13 comments

The complex history of the Intel i960 RISC processor(righto.com)

111 points by zdw 3 years ago | 55 comments

Examining the silicon dies of the Intel 386 processor(righto.com)

259 points by Tomte 3 years ago | 55 comments

The Intel 8088 processor's instruction prefetch circuitry: a look inside(righto.com)

178 points by matt_d 2 years ago | 42 comments

Intel x86 documentation has more pages than the 6502 has transistors (2013)(righto.com)

221 points by optimalsolver 3 years ago | 98 comments

Notes on the Pentium's microcode circuitry(righto.com)

162 points by leotravis10 1 year ago | 30 comments

The Intel 8087 chip: floating-point addition and subtraction(righto.com)

102 points by pwg 7 days ago | 33 comments

Ken Shirriff blog post examining the Intel 8087 coprocessor's microcode and circuitry for floating-point addition and subtraction, including special cases.

Intel to Receive $8.5B in Grants to Build Chip Plants(nytimes.com)

325 points by ece20 2 years ago | 578 comments

New York Times article reporting Intel will receive $8.5 billion in CHIPS Act grants to build semiconductor plants, announced by President Biden in Arizona.

The Pentium contains a complicated circuit to multiply by three(righto.com)

354 points by Tomte 1 year ago | 138 comments

Ken Shirriff's blog post reverse-engineering the Pentium's ×3 multiplier circuit, used in its base-8 floating-point multiplication, and explaining how it works.

Intel's Humbling(stratechery.com)

501 points by jseliger 2 years ago | 354 comments

Stratechery essay by Ben Thompson analyzing Intel's struggles, its leadership history, and its foundry strategy.

The Lost Atomic Update on Loongson CPU(jia.je)

120 points by jiegec 1 month ago | 6 comments

A blog post investigating a hardware erratum on the Loongson LA664 CPU where an atomic instruction loses updates, causing an infinite loop while packaging normaliz for Debian.

First public macOS kernel memory corruption exploit on Apple M5(blog.calif.io)

438 points by quadrige 5 months ago | 122 comments

Calif blog post describing the first public macOS kernel memory corruption exploit on Apple M5 silicon that bypasses Memory Integrity Enforcement, built in five days.